MathJax 2.7.1: Patch clearEnv and array to ensure compatiblity

Edraak · Jun 11, 2017 · 08904b7 · 08904b7
1 parent 9dc90ba
commit 08904b7
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Showing 3 changed files with 21 additions and 1 deletion.
diff --git a/dist/arabic.js b/dist/arabic.js
diff --git a/dist/unpacked/arabic.js b/dist/unpacked/arabic.js
@@ -244,8 +244,18 @@ MathJax.Hub.Register.StartupHook('TeX Jax Ready', function () {
 
   var array = TEX.Stack.Item.array;
   var arrayClearEnv = array.prototype.clearEnv;
+  var arrayInit = array.prototype.Init;
 
   array.Augment({
+    Init: function () {
+      // Overcome the copyEnv issue that has been introduced in:
+      //  - Pull Request: https://github.com/mathjax/MathJax/pull/1523
+      //
+      // Otherwise arrays won't be Arabized.
+      //  - Bug Report: https://groups.google.com/forum/#!topic/mathjax-dev/cWoTKcwMqmY
+      arrayInit.apply(this, arguments);
+      this.copyEnv = true;
+    },
     clearEnv: function () {
       // Propagate `lang` from Arrays to their children fractions and others.
       // This is a bug in the MathJax itself, so this code should be removed once the bug is fixed.

diff --git a/src/tex.js b/src/tex.js
@@ -136,8 +136,18 @@ MathJax.Hub.Register.StartupHook('TeX Jax Ready', function () {
 
   var array = TEX.Stack.Item.array;
   var arrayClearEnv = array.prototype.clearEnv;
+  var arrayInit = array.prototype.Init;
 
   array.Augment({
+    Init: function () {
+      // Overcome the copyEnv issue that has been introduced in:
+      //  - Pull Request: https://github.com/mathjax/MathJax/pull/1523
+      //
+      // Otherwise arrays won't be Arabized.
+      //  - Bug Report: https://groups.google.com/forum/#!topic/mathjax-dev/cWoTKcwMqmY
+      arrayInit.apply(this, arguments);
+      this.copyEnv = true;
+    },
     clearEnv: function () {
       // Propagate `lang` from Arrays to their children fractions and others.
       // This is a bug in the MathJax itself, so this code should be removed once the bug is fixed.