fix(IE8): fix for IE8 error on using isUndefined function

Using isUndefined on console object in IE8 will throw an error. This reverts to using `typeof console === 'undefined'. Closes #280
showdownjs · Jan 6, 2017 · 561dc5f · 561dc5f
1 parent b1c458a
commit 561dc5f
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Showing 5 changed files with 7 additions and 5 deletions.
diff --git a/dist/showdown.js b/dist/showdown.js
diff --git a/dist/showdown.js.map b/dist/showdown.js.map
diff --git a/dist/showdown.min.js b/dist/showdown.min.js
diff --git a/dist/showdown.min.js.map b/dist/showdown.min.js.map
diff --git a/src/helpers.js b/src/helpers.js
@@ -254,7 +254,8 @@ showdown.helper.replaceRecursiveRegExp = function (str, replacement, left, right
 /**
  * POLYFILLS
  */
-if (showdown.helper.isUndefined(console)) {
+// use this instead of builtin is undefined for IE8 compatibility
+if (typeof(console) === 'undefined') {
   console = {
     warn: function (msg) {
       'use strict';