TypeScript.tmLanguage

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            <key>end</key>
            <string>(?!(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(\bexport)\s+)?(?:(\bdeclare)\s+)?\b((?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b))(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.)))((?=;|}|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+)|;|^\s*$|(?:^\s*(?:abstract|async|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|break|case|catch|class|const|continue|declare|do|else|enum|export|finally|function|for|goto|if|import|interface|let|module|namespace|switch|return|throw|try|type|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|var|while)\b))|((?&lt;!^using|[^\._$[:alnum:]]using|^await\s+using|[^\._$[:alnum:]]await\s+using)(?=\s*$)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>begin</key>
                <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(\bexport)\s+)?(?:(\bdeclare)\s+)?\b((?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b))(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))\s*</string>
                <key>beginCaptures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>keyword.control.export.ts</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>storage.modifier.ts</string>
                  </dict>
                  <key>3</key>
                  <dict>
                    <key>name</key>
                    <string>storage.type.ts</string>
                  </dict>
                </dict>
                <key>end</key>
                <string>(?=\S)</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#var-single-const</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#variable-initializer</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
              <dict>
                <key>begin</key>
                <string>(,)\s*((?!\S)|(?=\/\/))</string>
                <key>beginCaptures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.separator.comma.ts</string>
                  </dict>
                </dict>
                <key>end</key>
                <string>(?&lt;!,)(((?==|;|}|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+)|^\s*$))|((?&lt;=\S)(?=\s*$)))</string>
                <key>patterns</key>
                <array>
                  <dict>
                    <key>include</key>
                    <string>#single-line-comment-consuming-line-ending</string>
                  </dict>
                  <dict>
                    <key>include</key>
                    <string>#comment</string>
                  </dict>
                  <dict>
                    <key>include</key>
                    <string>#var-single-const</string>
                  </dict>
                  <dict>
                    <key>include</key>
                    <string>#punctuation-comma</string>
                  </dict>
                </array>
              </dict>
              <dict>
                <key>include</key>
                <string>#punctuation-comma</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>var-single-variable</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.var-single-variable.expr.ts</string>
            <key>begin</key>
            <string>(?x)([_$[:alpha:]][_$[:alnum:]]*)(\!)?(?=\s*
# function assignment |
(=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)) |
# typeannotation is fn type: &lt; | () | (... | (param: | (param, | (param? | (param= | (param) =&gt;
(:\s*(
  (&lt;) |
  ([(]\s*(
    ([)]) |
    (\.\.\.) |
    ([_$[:alnum:]]+\s*(
      ([:,?=])|
      ([)]\s*=&gt;)
    ))
  ))
)) |
(:\s*(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))Function(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))) |
(:\s*((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*))))))) |
(:\s*(=&gt;|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(&lt;[^&lt;&gt;]*&gt;)|[^&lt;&gt;(),=])+=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)))</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.definition.variable.ts entity.name.function.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.definiteassignment.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+)|(;|^\s*$|(?:^\s*(?:abstract|async|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|break|case|catch|class|const|continue|declare|do|else|enum|export|finally|function|for|goto|if|import|interface|let|module|namespace|switch|return|throw|try|type|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|var|while)\b)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#var-single-variable-type-annotation</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.var-single-variable.expr.ts</string>
            <key>begin</key>
            <string>([[:upper:]][_$[:digit:][:upper:]]*)(?![_$[:alnum:]])(\!)?</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.definition.variable.ts variable.other.constant.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.definiteassignment.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+)|(;|^\s*$|(?:^\s*(?:abstract|async|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|break|case|catch|class|const|continue|declare|do|else|enum|export|finally|function|for|goto|if|import|interface|let|module|namespace|switch|return|throw|try|type|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|var|while)\b)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#var-single-variable-type-annotation</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.var-single-variable.expr.ts</string>
            <key>begin</key>
            <string>([_$[:alpha:]][_$[:alnum:]]*)(\!)?</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.definition.variable.ts variable.other.readwrite.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.definiteassignment.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+)|(;|^\s*$|(?:^\s*(?:abstract|async|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|break|case|catch|class|const|continue|declare|do|else|enum|export|finally|function|for|goto|if|import|interface|let|module|namespace|switch|return|throw|try|type|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|var|while)\b)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#var-single-variable-type-annotation</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>var-single-const</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.var-single-variable.expr.ts</string>
            <key>begin</key>
            <string>(?x)([_$[:alpha:]][_$[:alnum:]]*)(?=\s*
# function assignment |
(=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)) |
# typeannotation is fn type: &lt; | () | (... | (param: | (param, | (param? | (param= | (param) =&gt;
(:\s*(
  (&lt;) |
  ([(]\s*(
    ([)]) |
    (\.\.\.) |
    ([_$[:alnum:]]+\s*(
      ([:,?=])|
      ([)]\s*=&gt;)
    ))
  ))
)) |
(:\s*(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))Function(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))) |
(:\s*((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*))))))) |
(:\s*(=&gt;|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(&lt;[^&lt;&gt;]*&gt;)|[^&lt;&gt;(),=])+=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)))</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.definition.variable.ts variable.other.constant.ts entity.name.function.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+)|(;|^\s*$|(?:^\s*(?:abstract|async|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|break|case|catch|class|const|continue|declare|do|else|enum|export|finally|function|for|goto|if|import|interface|let|module|namespace|switch|return|throw|try|type|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|var|while)\b)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#var-single-variable-type-annotation</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.var-single-variable.expr.ts</string>
            <key>begin</key>
            <string>([_$[:alpha:]][_$[:alnum:]]*)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.definition.variable.ts variable.other.constant.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+)|(;|^\s*$|(?:^\s*(?:abstract|async|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|break|case|catch|class|const|continue|declare|do|else|enum|export|finally|function|for|goto|if|import|interface|let|module|namespace|switch|return|throw|try|type|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|var|while)\b)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#var-single-variable-type-annotation</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>var-single-variable-type-annotation</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#type-annotation</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
        </array>
      </dict>
      <key>destructuring-variable</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.object-binding-pattern-variable.ts</string>
            <key>begin</key>
            <string>(?&lt;!=|:|^of|[^\._$[:alnum:]]of|^in|[^\._$[:alnum:]]in)\s*(?=\{)</string>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#object-binding-pattern</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#type-annotation</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.array-binding-pattern-variable.ts</string>
            <key>begin</key>
            <string>(?&lt;!=|:|^of|[^\._$[:alnum:]]of|^in|[^\._$[:alnum:]]in)\s*(?=\[)</string>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#array-binding-pattern</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#type-annotation</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>destructuring-const</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.object-binding-pattern-variable.ts</string>
            <key>begin</key>
            <string>(?&lt;!=|:|^of|[^\._$[:alnum:]]of|^in|[^\._$[:alnum:]]in)\s*(?=\{)</string>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#object-binding-pattern-const</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#type-annotation</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.array-binding-pattern-variable.ts</string>
            <key>begin</key>
            <string>(?&lt;!=|:|^of|[^\._$[:alnum:]]of|^in|[^\._$[:alnum:]]in)\s*(?=\[)</string>
            <key>end</key>
            <string>(?=$|^|[;,=}]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#array-binding-pattern-const</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#type-annotation</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>object-binding-element</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?x)(?=((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(:))</string>
            <key>end</key>
            <string>(?=,|\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#object-binding-element-propertyName</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#binding-element</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>include</key>
            <string>#object-binding-pattern</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-variable-rest</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#punctuation-comma</string>
          </dict>
        </array>
      </dict>
      <key>object-binding-element-const</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?x)(?=((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(:))</string>
            <key>end</key>
            <string>(?=,|\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#object-binding-element-propertyName</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#binding-element-const</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>include</key>
            <string>#object-binding-pattern-const</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-variable-rest-const</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#punctuation-comma</string>
          </dict>
        </array>
      </dict>
      <key>object-binding-element-propertyName</key>
      <dict>
        <key>begin</key>
        <string>(?x)(?=((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(:))</string>
        <key>end</key>
        <string>(:)</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.destructuring.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#array-literal</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#numeric-literal</string>
          </dict>
          <dict>
            <key>name</key>
            <string>variable.object.property.ts</string>
            <key>match</key>
            <string>([_$[:alpha:]][_$[:alnum:]]*)</string>
          </dict>
        </array>
      </dict>
      <key>binding-element</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#numeric-literal</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#regex</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#object-binding-pattern</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#array-binding-pattern</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-variable-rest</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
        </array>
      </dict>
      <key>binding-element-const</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#numeric-literal</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#regex</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#object-binding-pattern-const</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#array-binding-pattern-const</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-variable-rest-const</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
        </array>
      </dict>
      <key>destructuring-variable-rest</key>
      <dict>
        <key>match</key>
        <string>(?:(\.\.\.)\s*)?([_$[:alpha:]][_$[:alnum:]]*)</string>
        <key>captures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>meta.definition.variable.ts variable.other.readwrite.ts</string>
          </dict>
        </dict>
      </dict>
      <key>destructuring-variable-rest-const</key>
      <dict>
        <key>match</key>
        <string>(?:(\.\.\.)\s*)?([_$[:alpha:]][_$[:alnum:]]*)</string>
        <key>captures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>meta.definition.variable.ts variable.other.constant.ts</string>
          </dict>
        </dict>
      </dict>
      <key>object-binding-pattern</key>
      <dict>
        <key>begin</key>
        <string>(?:(\.\.\.)\s*)?(\{)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.object.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\}</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.object.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#object-binding-element</string>
          </dict>
        </array>
      </dict>
      <key>object-binding-pattern-const</key>
      <dict>
        <key>begin</key>
        <string>(?:(\.\.\.)\s*)?(\{)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.object.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\}</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.object.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#object-binding-element-const</string>
          </dict>
        </array>
      </dict>
      <key>array-binding-pattern</key>
      <dict>
        <key>begin</key>
        <string>(?:(\.\.\.)\s*)?(\[)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.array.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\]</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.array.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#binding-element</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#punctuation-comma</string>
          </dict>
        </array>
      </dict>
      <key>array-binding-pattern-const</key>
      <dict>
        <key>begin</key>
        <string>(?:(\.\.\.)\s*)?(\[)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.array.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\]</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.array.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#binding-element-const</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#punctuation-comma</string>
          </dict>
        </array>
      </dict>
      <key>parameter-name</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(override|public|protected|private|readonly)\s+(?=(override|public|protected|private|readonly)\s+)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(override|public|private|protected|readonly)\s+)?(?:(\.\.\.)\s*)?(?&lt;!=|:)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(this)|([_$[:alpha:]][_$[:alnum:]]*))(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))\s*(\??)(?=\s*
# function assignment |
(=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)) |
# typeannotation is fn type: &lt; | () | (... | (param: | (param, | (param? | (param= | (param) =&gt;
(:\s*(
  (&lt;) |
  ([(]\s*(
    ([)]) |
    (\.\.\.) |
    ([_$[:alnum:]]+\s*(
      ([:,?=])|
      ([)]\s*=&gt;)
    ))
  ))
)) |
(:\s*(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))Function(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))) |
(:\s*((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*))))))) |
(:\s*(=&gt;|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(&lt;[^&lt;&gt;]*&gt;)|[^&lt;&gt;(),=])+=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)))</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.rest.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>entity.name.function.ts variable.language.this.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>entity.name.function.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.optional.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(override|public|private|protected|readonly)\s+)?(?:(\.\.\.)\s*)?(?&lt;!=|:)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(this)|([_$[:alpha:]][_$[:alnum:]]*))(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))\s*(\??)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.rest.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.parameter.ts variable.language.this.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>variable.parameter.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.optional.ts</string>
              </dict>
            </dict>
          </dict>
        </array>
      </dict>
      <key>destructuring-parameter</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.parameter.object-binding-pattern.ts</string>
            <key>begin</key>
            <string>(?&lt;!=|:)\s*(?:(\.\.\.)\s*)?(\{)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.rest.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.binding-pattern.object.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>\}</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.binding-pattern.object.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#parameter-object-binding-element</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.paramter.array-binding-pattern.ts</string>
            <key>begin</key>
            <string>(?&lt;!=|:)\s*(?:(\.\.\.)\s*)?(\[)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.rest.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.binding-pattern.array.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>\]</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.binding-pattern.array.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#parameter-binding-element</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#punctuation-comma</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>parameter-object-binding-element</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?x)(?=((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(:))</string>
            <key>end</key>
            <string>(?=,|\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#object-binding-element-propertyName</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#parameter-binding-element</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#paren-expression</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>include</key>
            <string>#parameter-object-binding-pattern</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-parameter-rest</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#punctuation-comma</string>
          </dict>
        </array>
      </dict>
      <key>parameter-binding-element</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#numeric-literal</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#regex</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#parameter-object-binding-pattern</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#parameter-array-binding-pattern</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-parameter-rest</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
        </array>
      </dict>
      <key>destructuring-parameter-rest</key>
      <dict>
        <key>match</key>
        <string>(?:(\.\.\.)\s*)?([_$[:alpha:]][_$[:alnum:]]*)</string>
        <key>captures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>variable.parameter.ts</string>
          </dict>
        </dict>
      </dict>
      <key>parameter-object-binding-pattern</key>
      <dict>
        <key>begin</key>
        <string>(?:(\.\.\.)\s*)?(\{)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.object.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\}</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.object.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#parameter-object-binding-element</string>
          </dict>
        </array>
      </dict>
      <key>parameter-array-binding-pattern</key>
      <dict>
        <key>begin</key>
        <string>(?:(\.\.\.)\s*)?(\[)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.rest.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.array.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\]</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.binding-pattern.array.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#parameter-binding-element</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#punctuation-comma</string>
          </dict>
        </array>
      </dict>
      <key>field-declaration</key>
      <dict>
        <key>name</key>
        <string>meta.field.declaration.ts</string>
        <key>begin</key>
        <string>(?x)(?&lt;!\()(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(readonly)\s+)?(?=\s*((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|(\#?[_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(?:(?:(\?)|(\!))\s*)?(=|:|;|,|\}|$))</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?x)(?=\}|;|,|$|(^(?!\s*((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|(\#?[_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(?:(?:(\?)|(\!))\s*)?(=|:|;|,|$))))|(?&lt;=\})</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#type-annotation</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#array-literal</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#numeric-literal</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(\#?[_$[:alpha:]][_$[:alnum:]]*)(?:(\?)|(\!))?(?=\s*\s*
# function assignment |
(=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)) |
# typeannotation is fn type: &lt; | () | (... | (param: | (param, | (param? | (param= | (param) =&gt;
(:\s*(
  (&lt;) |
  ([(]\s*(
    ([)]) |
    (\.\.\.) |
    ([_$[:alnum:]]+\s*(
      ([:,?=])|
      ([)]\s*=&gt;)
    ))
  ))
)) |
(:\s*(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))Function(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))) |
(:\s*((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*))))))) |
(:\s*(=&gt;|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(&lt;[^&lt;&gt;]*&gt;)|[^&lt;&gt;(),=])+=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)))</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.definition.property.ts entity.name.function.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.optional.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.definiteassignment.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.definition.property.ts variable.object.property.ts</string>
            <key>match</key>
            <string>\#?[_$[:alpha:]][_$[:alnum:]]*</string>
          </dict>
          <dict>
            <key>name</key>
            <string>keyword.operator.optional.ts</string>
            <key>match</key>
            <string>\?</string>
          </dict>
          <dict>
            <key>name</key>
            <string>keyword.operator.definiteassignment.ts</string>
            <key>match</key>
            <string>\!</string>
          </dict>
        </array>
      </dict>
      <key>variable-initializer</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>begin</key>
            <string>(?&lt;!=|!)(=)(?!=)(?=\s*\S)(?!\s*.*=&gt;\s*$)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.assignment.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=$|^|[,);}\]]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#expression</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?&lt;!=|!)(=)(?!=)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.assignment.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=[,);}\]]|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(of|in)\s+))|(?=^\s*$)|(?&lt;![\|\&amp;\+\-\*\/])(?&lt;=\S)(?&lt;!=)(?=\s*$)</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#expression</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>function-declaration</key>
      <dict>
        <key>name</key>
        <string>meta.function.ts</string>
        <key>begin</key>
        <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(\bexport)\s+)?(?:(\bdeclare)\s+)?(?:(async)\s+)?(function\b)(?:\s*(\*))?(?:(?:\s+|(?&lt;=\*))([_$[:alpha:]][_$[:alnum:]]*))?\s*</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.control.export.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.async.ts</string>
          </dict>
          <key>4</key>
          <dict>
            <key>name</key>
            <string>storage.type.function.ts</string>
          </dict>
          <key>5</key>
          <dict>
            <key>name</key>
            <string>keyword.generator.asterisk.ts</string>
          </dict>
          <key>6</key>
          <dict>
            <key>name</key>
            <string>meta.definition.function.ts entity.name.function.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?=;|^\s*$|(?:^\s*(?:abstract|async|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|break|case|catch|class|const|continue|declare|do|else|enum|export|finally|function|for|goto|if|import|interface|let|module|namespace|switch|return|throw|try|type|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|var|while)\b))|(?&lt;=\})</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#function-name</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#function-body</string>
          </dict>
        </array>
      </dict>
      <key>function-expression</key>
      <dict>
        <key>name</key>
        <string>meta.function.expression.ts</string>
        <key>begin</key>
        <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(async)\s+)?(function\b)(?:\s*(\*))?(?:(?:\s+|(?&lt;=\*))([_$[:alpha:]][_$[:alnum:]]*))?\s*</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.async.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>storage.type.function.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>keyword.generator.asterisk.ts</string>
          </dict>
          <key>4</key>
          <dict>
            <key>name</key>
            <string>meta.definition.function.ts entity.name.function.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?=;)|(?&lt;=\})</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#function-name</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#single-line-comment-consuming-line-ending</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#function-body</string>
          </dict>
        </array>
      </dict>
      <key>function-name</key>
      <dict>
        <key>name</key>
        <string>meta.definition.function.ts entity.name.function.ts</string>
        <key>match</key>
        <string>[_$[:alpha:]][_$[:alnum:]]*</string>
      </dict>
      <key>function-body</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#type-parameters</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#function-parameters</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#return-type</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#type-function-return-type</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#decl-block</string>
          </dict>
          <dict>
            <key>name</key>
            <string>keyword.generator.asterisk.ts</string>
            <key>match</key>
            <string>\*</string>
          </dict>
        </array>
      </dict>
      <key>method-declaration</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.method.declaration.ts</string>
            <key>begin</key>
            <string>(?x)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:\b(override)\s+)?(?:\b(public|private|protected)\s+)?(?:\b(abstract)\s+)?(?:\b(async)\s+)?\s*\b(constructor)\b(?!:)(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.async.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>storage.type.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\}|;|,|$)|(?&lt;=\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#method-declaration-name</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#function-body</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.method.declaration.ts</string>
            <key>begin</key>
            <string>(?x)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:\b(override)\s+)?(?:\b(public|private|protected)\s+)?(?:\b(abstract)\s+)?(?:\b(async)\s+)?(?:(?:\s*\b(new)\b(?!:)(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.)))|(?:(\*)\s*)?)(?=\s*((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*))?[\(])</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.async.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.new.ts</string>
              </dict>
              <key>6</key>
              <dict>
                <key>name</key>
                <string>keyword.generator.asterisk.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\}|;|,|$)|(?&lt;=\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#method-declaration-name</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#function-body</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.method.declaration.ts</string>
            <key>begin</key>
            <string>(?x)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:\b(override)\s+)?(?:\b(public|private|protected)\s+)?(?:\b(abstract)\s+)?(?:\b(async)\s+)?(?:\b(get|set)\s+)?(?:(\*)\s*)?(?=\s*(((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(\??))\s*((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*))?[\(])</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.async.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>storage.type.property.ts</string>
              </dict>
              <key>6</key>
              <dict>
                <key>name</key>
                <string>keyword.generator.asterisk.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\}|;|,|$)|(?&lt;=\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#method-declaration-name</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#function-body</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>object-literal-method-declaration</key>
      <dict>
        <key>name</key>
        <string>meta.method.declaration.ts</string>
        <key>begin</key>
        <string>(?x)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:\b(async)\s+)?(?:\b(get|set)\s+)?(?:(\*)\s*)?(?=\s*(((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(\??))\s*((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*))?[\(])</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.async.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>storage.type.property.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>keyword.generator.asterisk.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?=\}|;|,)|(?&lt;=\})</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#method-declaration-name</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#function-body</string>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?x)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:\b(async)\s+)?(?:\b(get|set)\s+)?(?:(\*)\s*)?(?=\s*(((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(\??))\s*((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*))?[\(])</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.async.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.type.property.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>keyword.generator.asterisk.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\(|\&lt;)</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#method-declaration-name</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>method-declaration-name</key>
      <dict>
        <key>begin</key>
        <string>(?x)(?=((\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$))|([_$[:alpha:]][_$[:alnum:]]*)|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)|(\[([^\[\]]|\[[^\[\]]*\])+\]))\s*(\??)\s*[\(\&lt;])</string>
        <key>end</key>
        <string>(?=\(|\&lt;)</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#array-literal</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#numeric-literal</string>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.definition.method.ts entity.name.function.ts</string>
            <key>match</key>
            <string>[_$[:alpha:]][_$[:alnum:]]*</string>
          </dict>
          <dict>
            <key>name</key>
            <string>keyword.operator.optional.ts</string>
            <key>match</key>
            <string>\?</string>
          </dict>
        </array>
      </dict>
      <key>arrow-function</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.arrow.ts</string>
            <key>match</key>
            <string>(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(\basync)\s+)?([_$[:alpha:]][_$[:alnum:]]*)\s*(?==&gt;)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.async.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>variable.parameter.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.arrow.ts</string>
            <key>begin</key>
            <string>(?x) (?:
  (?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(\basync)
)? ((?&lt;![})!\]])\s*
  (?=
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  )
)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.async.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?==&gt;|\{|(^\s*(export|function|class|interface|let|var|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|const|import|enum|namespace|module|type|abstract|declare)\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#type-parameters</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#function-parameters</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#arrow-return-type</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#possibly-arrow-return-type</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.arrow.ts</string>
            <key>begin</key>
            <string>=&gt;</string>
            <key>beginCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>storage.type.function.arrow.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>((?&lt;=\}|\S)(?&lt;!=&gt;)|((?!\{)(?=\S)))(?!\/[\/\*])</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#single-line-comment-consuming-line-ending</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#decl-block</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#expression</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>indexer-declaration</key>
      <dict>
        <key>name</key>
        <string>meta.indexer.declaration.ts</string>
        <key>begin</key>
        <string>(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(readonly)\s*)?\s*(\[)\s*([_$[:alpha:]][_$[:alnum:]]*)\s*(?=:)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>meta.brace.square.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>variable.parameter.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(\])\s*(\?\s*)?|$</string>
        <key>endCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>meta.brace.square.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.optional.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#type-annotation</string>
          </dict>
        </array>
      </dict>
      <key>indexer-mapped-type-declaration</key>
      <dict>
        <key>name</key>
        <string>meta.indexer.mappedtype.declaration.ts</string>
        <key>begin</key>
        <string>(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))([+-])?(readonly)\s*)?\s*(\[)\s*([_$[:alpha:]][_$[:alnum:]]*)\s+(in)\s+</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.type.modifier.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>meta.brace.square.ts</string>
          </dict>
          <key>4</key>
          <dict>
            <key>name</key>
            <string>entity.name.type.ts</string>
          </dict>
          <key>5</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.expression.in.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(\])([+-])?\s*(\?\s*)?|$</string>
        <key>endCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>meta.brace.square.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.type.modifier.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.optional.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(as)\s+</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.control.as.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>include</key>
            <string>#type</string>
          </dict>
        </array>
      </dict>
      <key>function-parameters</key>
      <dict>
        <key>name</key>
        <string>meta.parameters.ts</string>
        <key>begin</key>
        <string>\(</string>
        <key>beginCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.parameters.begin.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\)</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.parameters.end.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#function-parameters-body</string>
          </dict>
        </array>
      </dict>
      <key>function-parameters-body</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#decorator</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-parameter</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#parameter-name</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#parameter-type-annotation</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
          <dict>
            <key>name</key>
            <string>punctuation.separator.parameter.ts</string>
            <key>match</key>
            <string>,</string>
          </dict>
        </array>
      </dict>
      <key>class-declaration</key>
      <dict>
        <key>name</key>
        <string>meta.class.ts</string>
        <key>begin</key>
        <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(\bexport)\s+)?(?:(\bdeclare)\s+)?\b(?:(abstract)\s+)?\b(class)\b(?=\s+|/[/*])</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.control.export.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>storage.modifier.ts</string>
          </dict>
          <key>4</key>
          <dict>
            <key>name</key>
            <string>storage.type.class.ts</string>
          </dict>
        </dict>
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                    <key>include</key>
                    <string>#expression</string>
                  </dict>
                </array>
              </dict>
              <dict>
                <key>name</key>
                <string>string.regexp.ts</string>
                <key>begin</key>
                <string>(?&lt;=\))\s*\/(?![\/*])(?=(?:[^\/\\\[]|\\.|\[([^\]\\]|\\.)*\])+\/([dgimsuvy]+|(?![\/\*])|(?=\/\*))(?!\s*[a-zA-Z0-9_$]))</string>
                <key>beginCaptures</key>
                <dict>
                  <key>0</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.string.begin.ts</string>
                  </dict>
                </dict>
                <key>end</key>
                <string>(/)([dgimsuvy]*)</string>
                <key>endCaptures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.string.end.ts</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>keyword.other.ts</string>
                  </dict>
                </dict>
                <key>patterns</key>
                <array>
                  <dict>
                    <key>include</key>
                    <string>#regexp</string>
                  </dict>
                </array>
              </dict>
              <dict>
                <key>include</key>
                <string>#statements</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>decl-block</key>
      <dict>
        <key>name</key>
        <string>meta.block.ts</string>
        <key>begin</key>
        <string>\{</string>
        <key>beginCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.block.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\}</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.block.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#statements</string>
          </dict>
        </array>
      </dict>
      <key>after-operator-block-as-object-literal</key>
      <dict>
        <key>name</key>
        <string>meta.objectliteral.ts</string>
        <key>begin</key>
        <string>(?&lt;!\+\+|--)(?&lt;=[:=(,\[?+!&gt;]|^await|[^\._$[:alnum:]]await|^return|[^\._$[:alnum:]]return|^yield|[^\._$[:alnum:]]yield|^throw|[^\._$[:alnum:]]throw|^in|[^\._$[:alnum:]]in|^of|[^\._$[:alnum:]]of|^typeof|[^\._$[:alnum:]]typeof|&amp;&amp;|\|\||\*)\s*(\{)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.block.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\}</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.block.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#object-member</string>
          </dict>
        </array>
      </dict>
      <key>object-literal</key>
      <dict>
        <key>name</key>
        <string>meta.objectliteral.ts</string>
        <key>begin</key>
        <string>\{</string>
        <key>beginCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.block.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\}</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.block.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#object-member</string>
          </dict>
        </array>
      </dict>
      <key>object-member</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#object-literal-method-declaration</string>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts meta.object-literal.key.ts</string>
            <key>begin</key>
            <string>(?=\[)</string>
            <key>end</key>
            <string>(?=:)|((?&lt;=[\]])(?=\s*[\(\&lt;]))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#array-literal</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts meta.object-literal.key.ts</string>
            <key>begin</key>
            <string>(?=[\'\"\`])</string>
            <key>end</key>
            <string>(?=:)|((?&lt;=[\'\"\`])(?=((\s*[\(\&lt;,}])|(\s+(as|satisifies)\s+))))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#string</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts meta.object-literal.key.ts</string>
            <key>begin</key>
            <string>(?x)(?=(\b(?&lt;!\$)0(?:x|X)[0-9a-fA-F][0-9a-fA-F_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:b|B)[01][01_]*(n)?\b(?!\$))|(\b(?&lt;!\$)0(?:o|O)?[0-7][0-7_]*(n)?\b(?!\$))|((?&lt;!\$)(?:
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)| # 1.1E+3
  (?:\b[0-9][0-9_]*(\.)[eE][+-]?[0-9][0-9_]*(n)?\b)|             # 1.E+3
  (?:\B(\.)[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|             # .1E+3
  (?:\b[0-9][0-9_]*[eE][+-]?[0-9][0-9_]*(n)?\b)|                 # 1E+3
  (?:\b[0-9][0-9_]*(\.)[0-9][0-9_]*(n)?\b)|                      # 1.1
  (?:\b[0-9][0-9_]*(\.)(n)?\B)|                                  # 1.
  (?:\B(\.)[0-9][0-9_]*(n)?\b)|                                  # .1
  (?:\b[0-9][0-9_]*(n)?\b(?!\.))                                 # 1
)(?!\$)))</string>
            <key>end</key>
            <string>(?=:)|(?=\s*([\(\&lt;,}])|(\s+as|satisifies\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#numeric-literal</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.method.declaration.ts</string>
            <key>begin</key>
            <string>(?&lt;=[\]\'\"\`])(?=\s*[\(\&lt;])</string>
            <key>end</key>
            <string>(?=\}|;|,)|(?&lt;=\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#function-body</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>match</key>
            <string>(?![_$[:alpha:]])([[:digit:]]+)\s*(?=(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*:)</string>
            <key>captures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>meta.object-literal.key.ts</string>
              </dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>constant.numeric.decimal.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>match</key>
            <string>(?x)(?:([_$[:alpha:]][_$[:alnum:]]*)\s*(?=(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*:(\s*\/\*([^\*]|(\*[^\/]))*\*\/)*\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)))</string>
            <key>captures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>meta.object-literal.key.ts</string>
              </dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>entity.name.function.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>match</key>
            <string>(?:[_$[:alpha:]][_$[:alnum:]]*)\s*(?=(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*:)</string>
            <key>captures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>meta.object-literal.key.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>begin</key>
            <string>\.\.\.</string>
            <key>beginCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.spread.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=,|\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#expression</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>match</key>
            <string>([_$[:alpha:]][_$[:alnum:]]*)\s*(?=,|\}|$|\/\/|\/\*)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>variable.other.readwrite.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(as)\s+(const)(?=\s*([,}]|$))</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.control.as.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>begin</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(as)|(satisfies))\s+</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.control.as.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.control.satisfies.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=[;),}\]:?\-\+\&gt;]|\|\||\&amp;\&amp;|\!\=\=|$|^|((?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(as|satisifies)\s+))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>begin</key>
            <string>(?=[_$[:alpha:]][_$[:alnum:]]*\s*=)</string>
            <key>end</key>
            <string>(?=,|\}|$|\/\/|\/\*)</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#expression</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.object.member.ts</string>
            <key>begin</key>
            <string>:</string>
            <key>beginCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>meta.object-literal.key.ts punctuation.separator.key-value.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=,|\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>begin</key>
                <string>(?&lt;=:)\s*(async)?(?=\s*(&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)\(\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))</string>
                <key>beginCaptures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>storage.modifier.async.ts</string>
                  </dict>
                </dict>
                <key>end</key>
                <string>(?&lt;=\))</string>
                <key>patterns</key>
                <array>
                  <dict>
                    <key>include</key>
                    <string>#type-parameters</string>
                  </dict>
                  <dict>
                    <key>begin</key>
                    <string>\(</string>
                    <key>beginCaptures</key>
                    <dict>
                      <key>0</key>
                      <dict>
                        <key>name</key>
                        <string>meta.brace.round.ts</string>
                      </dict>
                    </dict>
                    <key>end</key>
                    <string>\)</string>
                    <key>endCaptures</key>
                    <dict>
                      <key>0</key>
                      <dict>
                        <key>name</key>
                        <string>meta.brace.round.ts</string>
                      </dict>
                    </dict>
                    <key>patterns</key>
                    <array>
                      <dict>
                        <key>include</key>
                        <string>#expression-inside-possibly-arrow-parens</string>
                      </dict>
                    </array>
                  </dict>
                </array>
              </dict>
              <dict>
                <key>begin</key>
                <string>(?&lt;=:)\s*(async)?\s*(\()(?=\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))</string>
                <key>beginCaptures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>storage.modifier.async.ts</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>meta.brace.round.ts</string>
                  </dict>
                </dict>
                <key>end</key>
                <string>\)</string>
                <key>endCaptures</key>
                <dict>
                  <key>0</key>
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                <string>meta.brace.round.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>\)</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>meta.brace.round.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#expression-inside-possibly-arrow-parens</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>expression-inside-possibly-arrow-parens</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#expressionWithoutIdentifiers</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#string</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#decorator</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#destructuring-parameter</string>
          </dict>
          <dict>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(override|public|protected|private|readonly)\s+(?=(override|public|protected|private|readonly)\s+)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(override|public|private|protected|readonly)\s+)?(?:(\.\.\.)\s*)?(?&lt;!=|:)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(this)|([_$[:alpha:]][_$[:alnum:]]*))(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))\s*(\??)(?=\s*
# function assignment |
(=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)) |
# typeannotation is fn type: &lt; | () | (... | (param: | (param, | (param? | (param= | (param) =&gt;
(:\s*(
  (&lt;) |
  ([(]\s*(
    ([)]) |
    (\.\.\.) |
    ([_$[:alnum:]]+\s*(
      ([:,?=])|
      ([)]\s*=&gt;)
    ))
  ))
)) |
(:\s*(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))Function(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))) |
(:\s*((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*))))))) |
(:\s*(=&gt;|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(&lt;[^&lt;&gt;]*&gt;)|[^&lt;&gt;(),=])+=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
)))</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.rest.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>entity.name.function.ts variable.language.this.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>entity.name.function.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.optional.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(?:(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(override|public|private|protected|readonly)\s+)?(?:(\.\.\.)\s*)?(?&lt;!=|:)(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(?:(this)|([_$[:alpha:]][_$[:alnum:]]*))(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))\s*(\??)(?=\s*[:,]|$)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.rest.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.parameter.ts variable.language.this.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>variable.parameter.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.optional.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>include</key>
            <string>#type-annotation</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#variable-initializer</string>
          </dict>
          <dict>
            <key>name</key>
            <string>punctuation.separator.parameter.ts</string>
            <key>match</key>
            <string>,</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#identifiers</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#expressionPunctuations</string>
          </dict>
        </array>
      </dict>
      <key>paren-expression</key>
      <dict>
        <key>begin</key>
        <string>\(</string>
        <key>beginCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>meta.brace.round.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\)</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>meta.brace.round.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#expression</string>
          </dict>
        </array>
      </dict>
      <key>cast</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>cast.expr.ts</string>
            <key>match</key>
            <string>\s*(&lt;)\s*(const)\s*(&gt;)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.brace.angle.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.modifier.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>meta.brace.angle.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>cast.expr.ts</string>
            <key>begin</key>
            <string>(?:(?&lt;!\+\+|--)(?&lt;=^return|[^\._$[:alnum:]]return|^throw|[^\._$[:alnum:]]throw|^yield|[^\._$[:alnum:]]yield|^await|[^\._$[:alnum:]]await|^default|[^\._$[:alnum:]]default|[=(,:&gt;*?\&amp;\|\^]|[^_$[:alnum:]](?:\+\+|\-\-)|[^\+]\+|[^\-]\-))\s*(&lt;)(?!&lt;?\=)(?!\s*$)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.brace.angle.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(\&gt;)</string>
            <key>endCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.brace.angle.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>cast.expr.ts</string>
            <key>begin</key>
            <string>(?:(?&lt;=^))\s*(&lt;)(?=[_$[:alpha:]][_$[:alnum:]]*\s*&gt;)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.brace.angle.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(\&gt;)</string>
            <key>endCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>meta.brace.angle.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>expression-operators</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>keyword.control.flow.ts</string>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(await)(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))</string>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(yield)(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))(?=\s*\/\*([^\*]|(\*[^\/]))*\*\/\s*\*)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.control.flow.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>\*</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>keyword.generator.asterisk.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#comment</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(yield)(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))(?:\s*(\*))?</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.control.flow.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.generator.asterisk.ts</string>
              </dict>
            </dict>
          </dict>
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   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|
   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|
   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|
   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|
   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|
   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|
   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|
   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|
   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|
   previousSibling|probablySupportsContext|queryCommandEnabled|
   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|
   querySelector|querySelectorAll|registerContentHandler|registerElement|
   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|
   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|
   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|
   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|
   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|
   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|
   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|
   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|
   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|
   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|
   toDataURL|toggle|toString|values|write|writeln
 ) |
 (all|catch|finally|race|reject|resolve|then
 )
)(?=\s*\()</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.optional.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>support.function.event-handler.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>support.function.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>support.function.dom.ts</string>
              </dict>
              <key>6</key>
              <dict>
                <key>name</key>
                <string>support.function.promise.ts</string>
              </dict>
            </dict>
          </dict>
        </array>
      </dict>
      <key>identifiers</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#object-identifiers</string>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(?:(?:(\.)|(\?\.(?!\s*[[:digit:]])))\s*)?([_$[:alpha:]][_$[:alnum:]]*)(?=\s*=\s*(
  ((async\s+)?(
    (function\s*[(&lt;*]) |
    (function\s+) |
    ([_$[:alpha:]][_$[:alnum:]]*\s*=&gt;)
  )) |
  ((async\s*)?(
    ((&lt;\s*$)|((&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?[\(]\s*((([\{\[]\s*)?$)|((\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})\s*((:\s*\{?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))|((\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])\s*((:\s*\[?$)|((\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*)?=\s*)))))) |
    # sure shot arrow functions even if =&gt; is on new line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?
  [(]\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*
  (
    ([)]\s*:) |                                                                                       # ():
    ((\.\.\.\s*)?[_$[:alpha:]][_$[:alnum:]]*\s*:)                                                                  # [(]param: | [(]...param:
  )
) |

# arrow function possible to detect only with =&gt; on same line
(
  (&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;]|\&lt;\s*(((const\s+)?[_$[:alpha:]])|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\]))([^=&lt;&gt;]|=[^&lt;])*\&gt;)*\&gt;)*&gt;\s*)?                                                                                 # typeparameters
  \(\s*(\/\*([^\*]|(\*[^\/]))*\*\/\s*)*(([_$[:alpha:]]|(\{([^\{\}]|(\{([^\{\}]|\{[^\{\}]*\})*\}))*\})|(\[([^\[\]]|(\[([^\[\]]|\[[^\[\]]*\])*\]))*\])|(\.\.\.\s*[_$[:alpha:]]))([^()\'\"\`]|(\(([^\(\)]|(\(([^\(\)]|\([^\(\)]*\))*\)))*\))|(\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`))*)?\)   # parameters
  (\s*:\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+)?                                                                        # return type
  \s*=&gt;                                                                                               # arrow operator
)
  ))
))</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.optional.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>entity.name.function.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?:(\.)|(\?\.(?!\s*[[:digit:]])))\s*(\#?[[:upper:]][_$[:digit:][:upper:]]*)(?![_$[:alnum:]])</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.optional.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.constant.property.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?:(\.)|(\?\.(?!\s*[[:digit:]])))\s*(\#?[_$[:alpha:]][_$[:alnum:]]*)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.optional.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.property.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>variable.other.constant.ts</string>
            <key>match</key>
            <string>([[:upper:]][_$[:digit:][:upper:]]*)(?![_$[:alnum:]])</string>
          </dict>
          <dict>
            <key>name</key>
            <string>variable.other.readwrite.ts</string>
            <key>match</key>
            <string>[_$[:alpha:]][_$[:alnum:]]*</string>
          </dict>
        </array>
      </dict>
      <key>object-identifiers</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>support.class.ts</string>
            <key>match</key>
            <string>([_$[:alpha:]][_$[:alnum:]]*)(?=\s*\??\.\s*prototype\b(?!\$))</string>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(?:(\.)|(\?\.(?!\s*[[:digit:]])))\s*(?:
  (\#?[[:upper:]][_$[:digit:][:upper:]]*) |
  (\#?[_$[:alpha:]][_$[:alnum:]]*)
)(?=\s*\??\.\s*\#?[_$[:alpha:]][_$[:alnum:]]*)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.accessor.optional.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.constant.object.property.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>variable.other.object.property.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)(?:
  ([[:upper:]][_$[:digit:][:upper:]]*) |
  ([_$[:alpha:]][_$[:alnum:]]*)
)(?=\s*\??\.\s*\#?[_$[:alpha:]][_$[:alnum:]]*)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>variable.other.constant.object.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>variable.other.object.ts</string>
              </dict>
            </dict>
          </dict>
        </array>
      </dict>
      <key>type-annotation</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.type.annotation.ts</string>
            <key>begin</key>
            <string>(:)(?=\s*\S)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.type.annotation.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?&lt;![:|&amp;])(?!\s*[|&amp;]\s+)((?=^|[,);\}\]]|//)|(?==[^&gt;])|((?&lt;=[\}&gt;\]\)]|[_$[:alpha:]])\s*(?=\{)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.type.annotation.ts</string>
            <key>begin</key>
            <string>(:)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.type.annotation.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?&lt;![:|&amp;])((?=[,);\}\]]|\/\/)|(?==[^&gt;])|(?=^\s*$)|((?&lt;=[\}&gt;\]\)]|[_$[:alpha:]])\s*(?=\{)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>parameter-type-annotation</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.type.annotation.ts</string>
            <key>begin</key>
            <string>(:)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.type.annotation.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=[,)])|(?==[^&gt;])</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>return-type</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.return.type.ts</string>
            <key>begin</key>
            <string>(?&lt;=\))\s*(:)(?=\s*\S)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.type.annotation.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?&lt;![:|&amp;])(?=$|^|[{};,]|//)</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#return-type-core</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.return.type.ts</string>
            <key>begin</key>
            <string>(?&lt;=\))\s*(:)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.type.annotation.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?&lt;![:|&amp;])((?=[{};,]|//|^\s*$)|((?&lt;=\S)(?=\s*$)))</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#return-type-core</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>return-type-core</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?&lt;=[:|&amp;])(?=\s*\{)</string>
            <key>end</key>
            <string>(?&lt;=\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type-object</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>include</key>
            <string>#type-predicate-operator</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#type</string>
          </dict>
        </array>
      </dict>
      <key>arrow-return-type</key>
      <dict>
        <key>name</key>
        <string>meta.return.type.arrow.ts</string>
        <key>begin</key>
        <string>(?&lt;=\))\s*(:)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>keyword.operator.type.annotation.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?==&gt;|\{|(^\s*(export|function|class|interface|let|var|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|const|import|enum|namespace|module|type|abstract|declare)\s+))</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#arrow-return-type-body</string>
          </dict>
        </array>
      </dict>
      <key>possibly-arrow-return-type</key>
      <dict>
        <key>begin</key>
        <string>(?&lt;=\)|^)\s*(:)(?=\s*([^&lt;&gt;\(\)\{\}]|\&lt;([^&lt;&gt;]|\&lt;([^&lt;&gt;]|\&lt;[^&lt;&gt;]+\&gt;)+\&gt;)+\&gt;|\([^\(\)]+\)|\{[^\{\}]+\})+\s*=&gt;)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>meta.arrow.ts meta.return.type.arrow.ts keyword.operator.type.annotation.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?==&gt;|\{|(^\s*(export|function|class|interface|let|var|(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)|(?:\bawait\s+(?:\busing(?=\s+(?!in\b|of\b(?!\s*(?:of\b|=)))[_$[:alpha:]])\b)\b)|const|import|enum|namespace|module|type|abstract|declare)\s+))</string>
        <key>contentName</key>
        <string>meta.arrow.ts meta.return.type.arrow.ts</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#arrow-return-type-body</string>
          </dict>
        </array>
      </dict>
      <key>arrow-return-type-body</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>begin</key>
            <string>(?&lt;=[:])(?=\s*\{)</string>
            <key>end</key>
            <string>(?&lt;=\})</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#type-object</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>include</key>
            <string>#type-predicate-operator</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#type</string>
          </dict>
        </array>
      </dict>
      <key>type-parameters</key>
      <dict>
        <key>name</key>
        <string>meta.type.parameters.ts</string>
        <key>begin</key>
        <string>(&lt;)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.typeparameters.begin.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(&gt;)</string>
        <key>endCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.typeparameters.end.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#comment</string>
          </dict>
          <dict>
            <key>name</key>
            <string>storage.modifier.ts</string>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(extends|in|out|const)(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#type</string>
          </dict>
          <dict>
            <key>include</key>
            <string>#punctuation-comma</string>
          </dict>
          <dict>
            <key>name</key>
            <string>keyword.operator.assignment.ts</string>
            <key>match</key>
            <string>(=)(?!&gt;)</string>
          </dict>
        </array>
      </dict>
      <key>type-arguments</key>
      <dict>
        <key>name</key>
        <string>meta.type.parameters.ts</string>
        <key>begin</key>
        <string>\&lt;</string>
        <key>beginCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.typeparameters.begin.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>\&gt;</string>
        <key>endCaptures</key>
        <dict>
          <key>0</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.typeparameters.end.ts</string>
          </dict>
        </dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>include</key>
            <string>#type-arguments-body</string>
          </dict>
        </array>
      </dict>
      <key>type-arguments-body</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>match</key>
            <string>(?&lt;![_$[:alnum:]])(?:(?&lt;=\.\.\.)|(?&lt;!\.))(_)(?![_$[:alnum:]])(?:(?=\.\.\.)|(?!\.))</string>
            <key>captures</key>
            <dict>
              <key>0</key>
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            <string>(/)([dgimsuvy]*)</string>
            <key>endCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.string.end.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.other.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#regexp</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>string.regexp.ts</string>
            <key>begin</key>
            <string>((?&lt;![_$[:alnum:])\]]|\+\+|--|}|\*\/)|((?&lt;=^return|[^\._$[:alnum:]]return|^case|[^\._$[:alnum:]]case))\s*)\/(?![\/*])(?=(?:[^\/\\\[]|\\.|\[([^\]\\]|\\.)*\])+\/([dgimsuvy]+|(?![\/\*])|(?=\/\*))(?!\s*[a-zA-Z0-9_$]))</string>
            <key>beginCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.string.begin.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(/)([dgimsuvy]*)</string>
            <key>endCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.string.end.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.other.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#regexp</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>regexp</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>keyword.control.anchor.regexp</string>
            <key>match</key>
            <string>\\[bB]|\^|\$</string>
          </dict>
          <dict>
            <key>match</key>
            <string>\\[1-9]\d*|\\k&lt;([a-zA-Z_$][\w$]*)&gt;</string>
            <key>captures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>keyword.other.back-reference.regexp</string>
              </dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>variable.other.regexp</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>keyword.operator.quantifier.regexp</string>
            <key>match</key>
            <string>[?+*]|\{(\d+,\d+|\d+,|,\d+|\d+)\}\??</string>
          </dict>
          <dict>
            <key>name</key>
            <string>keyword.operator.or.regexp</string>
            <key>match</key>
            <string>\|</string>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.group.assertion.regexp</string>
            <key>begin</key>
            <string>(\()((\?=)|(\?!)|(\?&lt;=)|(\?&lt;!))</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.group.regexp</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.group.assertion.regexp</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>meta.assertion.look-ahead.regexp</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>meta.assertion.negative-look-ahead.regexp</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>meta.assertion.look-behind.regexp</string>
              </dict>
              <key>6</key>
              <dict>
                <key>name</key>
                <string>meta.assertion.negative-look-behind.regexp</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(\))</string>
            <key>endCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.group.regexp</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#regexp</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.group.regexp</string>
            <key>begin</key>
            <string>\((?:(\?:)|(?:\?&lt;([a-zA-Z_$][\w$]*)&gt;))?</string>
            <key>beginCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.group.regexp</string>
              </dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.group.no-capture.regexp</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>variable.other.regexp</string>
              </dict>
            </dict>
            <key>end</key>
            <string>\)</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.group.regexp</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#regexp</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>constant.other.character-class.set.regexp</string>
            <key>begin</key>
            <string>(\[)(\^)?</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.character-class.regexp</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.negation.regexp</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(\])</string>
            <key>endCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.character-class.regexp</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>name</key>
                <string>constant.other.character-class.range.regexp</string>
                <key>match</key>
                <string>(?:.|(\\(?:[0-7]{3}|x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}))|(\\c[A-Z])|(\\.))\-(?:[^\]\\]|(\\(?:[0-7]{3}|x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}))|(\\c[A-Z])|(\\.))</string>
                <key>captures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>constant.character.numeric.regexp</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>constant.character.control.regexp</string>
                  </dict>
                  <key>3</key>
                  <dict>
                    <key>name</key>
                    <string>constant.character.escape.backslash.regexp</string>
                  </dict>
                  <key>4</key>
                  <dict>
                    <key>name</key>
                    <string>constant.character.numeric.regexp</string>
                  </dict>
                  <key>5</key>
                  <dict>
                    <key>name</key>
                    <string>constant.character.control.regexp</string>
                  </dict>
                  <key>6</key>
                  <dict>
                    <key>name</key>
                    <string>constant.character.escape.backslash.regexp</string>
                  </dict>
                </dict>
              </dict>
              <dict>
                <key>include</key>
                <string>#regex-character-class</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>include</key>
            <string>#regex-character-class</string>
          </dict>
        </array>
      </dict>
      <key>regex-character-class</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>constant.other.character-class.regexp</string>
            <key>match</key>
            <string>\\[wWsSdDtrnvf]|\.</string>
          </dict>
          <dict>
            <key>name</key>
            <string>constant.character.numeric.regexp</string>
            <key>match</key>
            <string>\\([0-7]{3}|x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4})</string>
          </dict>
          <dict>
            <key>name</key>
            <string>constant.character.control.regexp</string>
            <key>match</key>
            <string>\\c[A-Z]</string>
          </dict>
          <dict>
            <key>name</key>
            <string>constant.character.escape.backslash.regexp</string>
            <key>match</key>
            <string>\\.</string>
          </dict>
        </array>
      </dict>
      <key>comment</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>comment.block.documentation.ts</string>
            <key>begin</key>
            <string>/\*\*(?!/)</string>
            <key>beginCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.comment.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>\*/</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.comment.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#docblock</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>name</key>
            <string>comment.block.ts</string>
            <key>begin</key>
            <string>(/\*)(?:\s*((@)internal)(?=\s|(\*/)))?</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.comment.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.type.internaldeclaration.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>punctuation.decorator.internaldeclaration.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>\*/</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.comment.ts</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>begin</key>
            <string>(^[ \t]+)?((//)(?:\s*((@)internal)(?=\s|$))?)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.whitespace.comment.leading.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>comment.line.double-slash.ts</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.comment.ts</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>storage.type.internaldeclaration.ts</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>punctuation.decorator.internaldeclaration.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=$)</string>
            <key>contentName</key>
            <string>comment.line.double-slash.ts</string>
          </dict>
        </array>
      </dict>
      <key>single-line-comment-consuming-line-ending</key>
      <dict>
        <key>begin</key>
        <string>(^[ \t]+)?((//)(?:\s*((@)internal)(?=\s|$))?)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>punctuation.whitespace.comment.leading.ts</string>
          </dict>
          <key>2</key>
          <dict>
            <key>name</key>
            <string>comment.line.double-slash.ts</string>
          </dict>
          <key>3</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.comment.ts</string>
          </dict>
          <key>4</key>
          <dict>
            <key>name</key>
            <string>storage.type.internaldeclaration.ts</string>
          </dict>
          <key>5</key>
          <dict>
            <key>name</key>
            <string>punctuation.decorator.internaldeclaration.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?=^)</string>
        <key>contentName</key>
        <string>comment.line.double-slash.ts</string>
      </dict>
      <key>directives</key>
      <dict>
        <key>name</key>
        <string>comment.line.triple-slash.directive.ts</string>
        <key>begin</key>
        <string>^(///)\s*(?=&lt;(reference|amd-dependency|amd-module)(\s+(path|types|no-default-lib|lib|name|resolution-mode)\s*=\s*((\'([^\'\\]|\\.)*\')|(\"([^\"\\]|\\.)*\")|(\`([^\`\\]|\\.)*\`)))+\s*/&gt;\s*$)</string>
        <key>beginCaptures</key>
        <dict>
          <key>1</key>
          <dict>
            <key>name</key>
            <string>punctuation.definition.comment.ts</string>
          </dict>
        </dict>
        <key>end</key>
        <string>(?=$)</string>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>meta.tag.ts</string>
            <key>begin</key>
            <string>(&lt;)(reference|amd-dependency|amd-module)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.tag.directive.ts</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>entity.name.tag.directive.ts</string>
              </dict>
            </dict>
            <key>end</key>
            <string>/&gt;</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.tag.directive.ts</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>name</key>
                <string>entity.other.attribute-name.directive.ts</string>
                <key>match</key>
                <string>path|types|no-default-lib|lib|name|resolution-mode</string>
              </dict>
              <dict>
                <key>name</key>
                <string>keyword.operator.assignment.ts</string>
                <key>match</key>
                <string>=</string>
              </dict>
              <dict>
                <key>include</key>
                <string>#string</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>docblock</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>match</key>
            <string>(?x)
((@)(?:access|api))
\s+
(private|protected|public)
\b</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>constant.language.access-type.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)
((@)author)
\s+
(
  [^@\s&lt;&gt;*/]
  (?:[^@&lt;&gt;*/]|\*[^/])*
)
(?:
  \s*
  (&lt;)
  ([^&gt;\s]+)
  (&gt;)
)?</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.angle.begin.jsdoc</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>constant.other.email.link.underline.jsdoc</string>
              </dict>
              <key>6</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.angle.end.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)
((@)borrows) \s+
((?:[^@\s*/]|\*[^/])+)    # &lt;that namepath&gt;
\s+ (as) \s+              # as
((?:[^@\s*/]|\*[^/])+)    # &lt;this namepath&gt;</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>keyword.operator.control.jsdoc</string>
              </dict>
              <key>5</key>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>meta.example.jsdoc</string>
            <key>begin</key>
            <string>((@)example)\s+</string>
            <key>end</key>
            <string>(?=@|\*/)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>match</key>
                <string>^\s\*\s+</string>
              </dict>
              <dict>
                <key>contentName</key>
                <string>constant.other.description.jsdoc</string>
                <key>begin</key>
                <string>\G(&lt;)caption(&gt;)</string>
                <key>beginCaptures</key>
                <dict>
                  <key>0</key>
                  <dict>
                    <key>name</key>
                    <string>entity.name.tag.inline.jsdoc</string>
                  </dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.bracket.angle.begin.jsdoc</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.bracket.angle.end.jsdoc</string>
                  </dict>
                </dict>
                <key>end</key>
                <string>(&lt;/)caption(&gt;)|(?=\*/)</string>
                <key>endCaptures</key>
                <dict>
                  <key>0</key>
                  <dict>
                    <key>name</key>
                    <string>entity.name.tag.inline.jsdoc</string>
                  </dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.bracket.angle.begin.jsdoc</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.bracket.angle.end.jsdoc</string>
                  </dict>
                </dict>
              </dict>
              <dict>
                <key>match</key>
                <string>[^\s@*](?:[^*]|\*[^/])*</string>
                <key>captures</key>
                <dict>
                  <key>0</key>
                  <dict>
                    <key>name</key>
                    <string>source.embedded.ts</string>
                  </dict>
                </dict>
              </dict>
            </array>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x) ((@)kind) \s+ (class|constant|event|external|file|function|member|mixin|module|namespace|typedef) \b</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>constant.language.symbol-type.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)
((@)see)
\s+
(?:
  # URL
  (
    (?=https?://)
    (?:[^\s*]|\*[^/])+
  )
  |
  # JSDoc namepath
  (
    (?!
      # Avoid matching bare URIs (also acceptable as links)
      https?://
      |
      # Avoid matching {@inline tags}; we match those below
      (?:\[[^\[\]]*\])? # Possible description [preceding]{@tag}
      {@(?:link|linkcode|linkplain|tutorial)\b
    )
    # Matched namepath
    (?:[^@\s*/]|\*[^/])+
  )
)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.link.underline.jsdoc</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)
((@)template)
\s+
# One or more valid identifiers
(
  [A-Za-z_$]         # First character: non-numeric word character
  [\w$.\[\]]*        # Rest of identifier
  (?:                # Possible list of additional identifiers
    \s* , \s*
    [A-Za-z_$]
    [\w$.\[\]]*
  )*
)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?x)((@)template)\s+(?={)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\s|\*/|[^{}\[\]A-Za-z_$])</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#jsdoctype</string>
              </dict>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
                <key>match</key>
                <string>([A-Za-z_$][\w$.\[\]]*)</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)
(
  (@)
  (?:arg|argument|const|constant|member|namespace|param|var)
)
\s+
(
  [A-Za-z_$]
  [\w$.\[\]]*
)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>begin</key>
            <string>((@)typedef)\s+(?={)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\s|\*/|[^{}\[\]A-Za-z_$])</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#jsdoctype</string>
              </dict>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
                <key>match</key>
                <string>(?:[^@\s*/]|\*[^/])+</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>begin</key>
            <string>((@)(?:arg|argument|const|constant|member|namespace|param|prop|property|var))\s+(?={)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\s|\*/|[^{}\[\]A-Za-z_$])</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#jsdoctype</string>
              </dict>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
                <key>match</key>
                <string>([A-Za-z_$][\w$.\[\]]*)</string>
              </dict>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
                <key>match</key>
                <string>(?x)
(\[)\s*
[\w$]+
(?:
  (?:\[\])?                                        # Foo[ ].bar properties within an array
  \.                                                # Foo.Bar namespaced parameter
  [\w$]+
)*
(?:
  \s*
  (=)                                                # [foo=bar] Default parameter value
  \s*
  (
    # The inner regexes are to stop the match early at */ and to not stop at escaped quotes
    (?&gt;
      "(?:(?:\*(?!/))|(?:\\(?!"))|[^*\\])*?" |                      # [foo="bar"] Double-quoted
      '(?:(?:\*(?!/))|(?:\\(?!'))|[^*\\])*?' |                      # [foo='bar'] Single-quoted
      \[ (?:(?:\*(?!/))|[^*])*? \] |                                # [foo=[1,2]] Array literal
      (?:(?:\*(?!/))|\s(?!\s*\])|\[.*?(?:\]|(?=\*/))|[^*\s\[\]])*   # Everything else
    )*
  )
)?
\s*(?:(\])((?:[^*\s]|\*[^\s/])+)?|(?=\*/))</string>
                <key>captures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.optional-value.begin.bracket.square.jsdoc</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>keyword.operator.assignment.jsdoc</string>
                  </dict>
                  <key>3</key>
                  <dict>
                    <key>name</key>
                    <string>source.embedded.ts</string>
                  </dict>
                  <key>4</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.definition.optional-value.end.bracket.square.jsdoc</string>
                  </dict>
                  <key>5</key>
                  <dict>
                    <key>name</key>
                    <string>invalid.illegal.syntax.jsdoc</string>
                  </dict>
                </dict>
              </dict>
            </array>
          </dict>
          <dict>
            <key>begin</key>
            <string>(?x)
(
  (@)
  (?:define|enum|exception|export|extends|lends|implements|modifies
  |namespace|private|protected|returns?|satisfies|suppress|this|throws|type
  |yields?)
)
\s+(?={)</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(?=\s|\*/|[^{}\[\]A-Za-z_$])</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#jsdoctype</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>match</key>
            <string>(?x)
(
  (@)
  (?:alias|augments|callback|constructs|emits|event|fires|exports?
  |extends|external|function|func|host|lends|listens|interface|memberof!?
  |method|module|mixes|mixin|name|requires|see|this|typedef|uses)
)
\s+
(
  (?:
    [^{}@\s*] | \*[^/]
  )+
)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>contentName</key>
            <string>variable.other.jsdoc</string>
            <key>begin</key>
            <string>((@)(?:default(?:value)?|license|version))\s+(([''"]))</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
              </dict>
              <key>4</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.string.begin.jsdoc</string>
              </dict>
            </dict>
            <key>end</key>
            <string>(\3)|(?=$|\*/)</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
              </dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.string.end.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>match</key>
            <string>((@)(?:default(?:value)?|license|tutorial|variation|version))\s+([^\s*]+)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>variable.other.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>storage.type.class.jsdoc</string>
            <key>match</key>
            <string>(?x) (@) (?:abstract|access|alias|api|arg|argument|async|attribute|augments|author|beta|borrows|bubbles |callback|chainable|class|classdesc|code|config|const|constant|constructor|constructs|copyright |default|defaultvalue|define|deprecated|desc|description|dict|emits|enum|event|example|exception |exports?|extends|extension(?:_?for)?|external|externs|file|fileoverview|final|fires|for|func |function|generator|global|hideconstructor|host|ignore|implements|implicitCast|inherit[Dd]oc |inner|instance|interface|internal|kind|lends|license|listens|main|member|memberof!?|method |mixes|mixins?|modifies|module|name|namespace|noalias|nocollapse|nocompile|nosideeffects |override|overview|package|param|polymer(?:Behavior)?|preserve|private|prop|property|protected |public|read[Oo]nly|record|require[ds]|returns?|see|since|static|struct|submodule|summary |suppress|template|this|throws|todo|tutorial|type|typedef|unrestricted|uses|var|variation |version|virtual|writeOnce|yields?) \b</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>include</key>
            <string>#inline-tags</string>
          </dict>
          <dict>
            <key>match</key>
            <string>((@)(?:[_$[:alpha:]][_$[:alnum:]]*))(?=\s+)</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.block.tag.jsdoc</string>
              </dict>
            </dict>
          </dict>
        </array>
      </dict>
      <key>brackets</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>begin</key>
            <string>{</string>
            <key>end</key>
            <string>}|(?=\*/)</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#brackets</string>
              </dict>
            </array>
          </dict>
          <dict>
            <key>begin</key>
            <string>\[</string>
            <key>end</key>
            <string>\]|(?=\*/)</string>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#brackets</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>inline-tags</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>constant.other.description.jsdoc</string>
            <key>match</key>
            <string>(\[)[^\]]+(\])(?={@(?:link|linkcode|linkplain|tutorial))</string>
            <key>captures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.square.begin.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.square.end.jsdoc</string>
              </dict>
            </dict>
          </dict>
          <dict>
            <key>name</key>
            <string>entity.name.type.instance.jsdoc</string>
            <key>begin</key>
            <string>({)((@)(?:link(?:code|plain)?|tutorial))\s*</string>
            <key>beginCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.curly.begin.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>storage.type.class.jsdoc</string>
              </dict>
              <key>3</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.inline.tag.jsdoc</string>
              </dict>
            </dict>
            <key>end</key>
            <string>}|(?=\*/)</string>
            <key>endCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.curly.end.jsdoc</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>match</key>
                <string>\G((?=https?://)(?:[^|}\s*]|\*[/])+)(\|)?</string>
                <key>captures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>variable.other.link.underline.jsdoc</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.separator.pipe.jsdoc</string>
                  </dict>
                </dict>
              </dict>
              <dict>
                <key>match</key>
                <string>\G((?:[^{}@\s|*]|\*[^/])+)(\|)?</string>
                <key>captures</key>
                <dict>
                  <key>1</key>
                  <dict>
                    <key>name</key>
                    <string>variable.other.description.jsdoc</string>
                  </dict>
                  <key>2</key>
                  <dict>
                    <key>name</key>
                    <string>punctuation.separator.pipe.jsdoc</string>
                  </dict>
                </dict>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
      <key>jsdoctype</key>
      <dict>
        <key>patterns</key>
        <array>
          <dict>
            <key>name</key>
            <string>invalid.illegal.type.jsdoc</string>
            <key>match</key>
            <string>\G{(?:[^}*]|\*[^/}])+$</string>
          </dict>
          <dict>
            <key>contentName</key>
            <string>entity.name.type.instance.jsdoc</string>
            <key>begin</key>
            <string>\G({)</string>
            <key>beginCaptures</key>
            <dict>
              <key>0</key>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
              </dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.curly.begin.jsdoc</string>
              </dict>
            </dict>
            <key>end</key>
            <string>((}))\s*|(?=\*/)</string>
            <key>endCaptures</key>
            <dict>
              <key>1</key>
              <dict>
                <key>name</key>
                <string>entity.name.type.instance.jsdoc</string>
              </dict>
              <key>2</key>
              <dict>
                <key>name</key>
                <string>punctuation.definition.bracket.curly.end.jsdoc</string>
              </dict>
            </dict>
            <key>patterns</key>
            <array>
              <dict>
                <key>include</key>
                <string>#brackets</string>
              </dict>
            </array>
          </dict>
        </array>
      </dict>
    </dict>
  </dict>
</plist>