Fix a variety of typos and misspelled words (elastic#32792)

Author: seratch

CONTRIBUTING.md

@@ -286,7 +286,7 @@ have to test Elasticsearch.
 #### Configurations
 
 Gradle organizes dependencies and build artifacts into "configurations" and
-allows you to use these configurations arbitrarilly. Here are some of the most
+allows you to use these configurations arbitrarily. Here are some of the most
 common configurations in our build and how we use them:
 
 <dl>

TESTING.asciidoc

@@ -250,7 +250,7 @@ Pass arbitrary jvm arguments.
 
 Running backwards compatibility tests is disabled by default since it
 requires a release version of elasticsearch to be present on the test system.
-To run backwards compatibilty tests untar or unzip a release and run the tests
+To run backwards compatibility tests untar or unzip a release and run the tests
 with the following command:
 
 ---------------------------------------------------------------------------

buildSrc/src/main/groovy/org/elasticsearch/gradle/VersionCollection.groovy

@@ -122,7 +122,7 @@ class VersionCollection {
                         if (isReleased(version) == false) {
                             // caveat 1 - This should only ever contain 2 non released branches in flight. An example is 6.x is frozen,
                             // and 6.2 is cut but not yet released there is some simple logic to make sure that in the case of more than 2,
-                            // it will bail. The order is that the minor snapshot is fufilled first, and then the staged minor snapshot
+                            // it will bail. The order is that the minor snapshot is fulfilled first, and then the staged minor snapshot
                             if (nextMinorSnapshot == null) {
                                 // it has not been set yet
                                 nextMinorSnapshot = replaceAsSnapshot(version)

buildSrc/src/main/groovy/org/elasticsearch/gradle/doc/RestTestsFromSnippetsTask.groovy

@@ -72,7 +72,7 @@ public class RestTestsFromSnippetsTask extends SnippetsTask {
 
     /**
      * Root directory containing all the files generated by this task. It is
-     * contained withing testRoot.
+     * contained within testRoot.
      */
     File outputRoot() {
         return new File(testRoot, '/rest-api-spec/test')

buildSrc/src/main/groovy/org/elasticsearch/gradle/test/NodeInfo.groovy

@@ -348,7 +348,7 @@ class NodeInfo {
             case 'deb':
                 return new File(baseDir, "${distro}-extracted/etc/elasticsearch")
             default:
-                throw new InvalidUserDataException("Unkown distribution: ${distro}")
+                throw new InvalidUserDataException("Unknown distribution: ${distro}")
         }
     }
 }

buildSrc/src/testKit/elasticsearch-build-resources/build.gradle

@@ -22,7 +22,7 @@ task sample {
     // dependsOn buildResources.outputDir
     // for now it's just
     dependsOn buildResources
-    // we have to refference it at configuration time in order to be picked up
+    // we have to reference it at configuration time in order to be picked up
     ext.checkstyle_suppressions = buildResources.copy('checkstyle_suppressions.xml')
     doLast {
         println "This task is using ${file(checkstyle_suppressions)}"
@@ -35,4 +35,4 @@ task noConfigAfterExecution {
         println "This should cause an error because we are refferencing " +
                 "${buildResources.copy('checkstyle_suppressions.xml')} after the `buildResources` task has ran."
     }
-}
+}

client/rest-high-level/src/main/java/org/elasticsearch/client/ml/job/config/Detector.java

@@ -215,7 +215,7 @@ public boolean isUseNull() {
     }
 
     /**
-     * Excludes frequently-occuring metrics from the analysis;
+     * Excludes frequently-occurring metrics from the analysis;
      * can apply to 'by' field, 'over' field, or both
      *
      * @return the value that the user set

distribution/tools/launchers/src/main/java/org/elasticsearch/tools/launchers/JvmOptionsParser.java

@@ -226,7 +226,7 @@ static void parse(
                         // no range is present, apply the JVM option to the specified major version only
                         upper = lower;
                     } else if (end == null) {
-                        // a range of the form \\d+- is present, apply the JVM option to all major versions larger than the specifed one
+                        // a range of the form \\d+- is present, apply the JVM option to all major versions larger than the specified one
                         upper = Integer.MAX_VALUE;
                     } else {
                         // a range of the form \\d+-\\d+ is present, apply the JVM option to the specified range of major versions

docs/java-rest/low-level/usage.asciidoc

@@ -307,7 +307,7 @@ You can also customize the response consumer used to buffer the asynchronous
 responses. The default consumer will buffer up to 100MB of response on the
 JVM heap. If the response is larger then the request will fail. You could,
 for example, lower the maximum size which might be useful if you are running
-in a heap constrained environment like the exmaple above.
+in a heap constrained environment like the example above.
 
 Once you've created the singleton you can use it when making requests:
 

docs/painless/painless-api-reference.asciidoc

@@ -3,7 +3,7 @@
 
 Painless has a strict whitelist for methods and classes to ensure all
 painless scripts are secure. Most of these methods are exposed directly
-from the Java Runtime Enviroment (JRE) while others are part of
+from the Java Runtime Environment (JRE) while others are part of
 Elasticsearch or Painless itself. Below is a list of all available
 classes grouped with their respected methods. Clicking on the method
 name takes you to the documentation for that specific method.  Methods