From 1949f918e8be5e3668313d01bfc366b1d312998f Mon Sep 17 00:00:00 2001
From: Yuri Sulyma <>
Date: Mon, 28 Mar 2022 01:15:26 -0400
Subject: [PATCH 1/2] Document \data command

---
 input/tex/extensions/autoload.rst   |  2 +-
 input/tex/extensions/html.rst       | 10 ++++++++--
 input/tex/extensions/textmacros.rst |  3 ++-
 input/tex/macros/index.rst          |  2 ++
 4 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/input/tex/extensions/autoload.rst b/input/tex/extensions/autoload.rst
index 9d2f28a..d7efef9 100644
--- a/input/tex/extensions/autoload.rst
+++ b/input/tex/extensions/autoload.rst
@@ -135,7 +135,7 @@ The default autoload definitions are the following:
          enclose: ['enclose'],
          extpfeil: ['xtwoheadrightarrow', 'xtwoheadleftarrow', 'xmapsto',
                     'xlongequal', 'xtofrom', 'Newextarrow'],
-         html: ['href', 'class', 'style', 'cssId'],
+         html: ['data', 'href', 'class', 'style', 'cssId'],
          mhchem: ['ce', 'pu'],
          newcommand: ['newcommand', 'renewcommand', 'newenvironment', 'renewenvironment', 'def', 'let'],
          unicode: ['unicode'],
diff --git a/input/tex/extensions/html.rst b/input/tex/extensions/html.rst
index d921777..9a0678e 100644
--- a/input/tex/extensions/html.rst
+++ b/input/tex/extensions/html.rst
@@ -5,7 +5,7 @@ html
 ####
 
 The `html` extension gives you access to some HTML features like
-styles, classes, element ID's, and clickable links.  It defines the
+styles, classes, element ID's, data-* attributes, and clickable links.  It defines the
 following non-standard macros:
 
 .. describe:: \\href{url}{math}
@@ -37,6 +37,10 @@ following non-standard macros:
     Adds the give ``css`` declarations to the element associated with
     ``math``.
 
+.. describe:: \\data{dataset}{math}
+
+    Adds `data-* <https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/data-*>`__ attributes to the element associated with ``math``.
+
 For example:
 
 .. code-block:: latex
@@ -47,6 +51,8 @@ For example:
 
     (x+1)^2 = \cssId{step1}{\style{visibility:hidden}{(x+1)(x+1)}}
 
+    x = \data{during="quadratic"}{\frac{-b\pm\sqrt{b^2-4ac}}{2a}}
+
 .. Note::
 
    For the ``\href`` macro, the `url` parameter is not processed
@@ -81,7 +87,7 @@ html Commands
 -------------
 
 The `html` extension implements the following macros:
-``\class``, ``\cssId``, ``\href``, ``\style``
+``\class``, ``\cssId``, ``\data``, ``\href``, ``\style``
 
 
 |-----|
diff --git a/input/tex/extensions/textmacros.rst b/input/tex/extensions/textmacros.rst
index 3cbc3d7..e321bb8 100644
--- a/input/tex/extensions/textmacros.rst
+++ b/input/tex/extensions/textmacros.rst
@@ -256,7 +256,8 @@ HTML Commands
 -------------
 
 .. list-table::
-
+   * - ``\data``
+     - specify data-* attributes
    * - ``\href``
      - make hyperlink
    * - ``\style``
diff --git a/input/tex/macros/index.rst b/input/tex/macros/index.rst
index ad8b7cb..09d5c13 100644
--- a/input/tex/macros/index.rst
+++ b/input/tex/macros/index.rst
@@ -601,6 +601,8 @@ D
      - **ams**
    * - ``\dashv``
      -
+   * - ``\data``
+     - **html**
    * - ``\dbinom``
      - **ams**
    * - ``\dblcolon``

From 790d5db3ef5aea301b05f1fd60359e75ed03699c Mon Sep 17 00:00:00 2001
From: Yuri Sulyma <>
Date: Sun, 1 May 2022 17:15:03 -0400
Subject: [PATCH 2/2] Remove quotes in data example

---
 input/tex/extensions/html.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/input/tex/extensions/html.rst b/input/tex/extensions/html.rst
index 9a0678e..baf9638 100644
--- a/input/tex/extensions/html.rst
+++ b/input/tex/extensions/html.rst
@@ -51,7 +51,7 @@ For example:
 
     (x+1)^2 = \cssId{step1}{\style{visibility:hidden}{(x+1)(x+1)}}
 
-    x = \data{during="quadratic"}{\frac{-b\pm\sqrt{b^2-4ac}}{2a}}
+    x = \data{during=quadratic}{\frac{-b\pm\sqrt{b^2-4ac}}{2a}}
 
 .. Note::