1 files changed, 12 insertions, 9 deletions
diff --git a/dist/async.js b/dist/async.js
index 942cb9a..ddb1af7 100644
--- a/dist/async.js
+++ b/dist/async.js
@@ -344,8 +344,7 @@ function baseGetTag(value) {
   if (value == null) {
     return value === undefined ? undefinedTag : nullTag;
   }
-  value = Object(value);
-  return (symToStringTag && symToStringTag in value)
+  return (symToStringTag && symToStringTag in Object(value))
     ? getRawTag(value)
     : objectToString(value);
 }
@@ -754,7 +753,7 @@ var freeProcess = moduleExports$1 && freeGlobal.process;
 /** Used to access faster Node.js helpers. */
 var nodeUtil = (function() {
   try {
-    return freeProcess && freeProcess.binding('util');
+    return freeProcess && freeProcess.binding && freeProcess.binding('util');
   } catch (e) {}
 }());
 
@@ -1823,15 +1822,17 @@ function asciiToArray(string) {
 
 /** Used to compose unicode character classes. */
 var rsAstralRange = '\\ud800-\\udfff';
-var rsComboMarksRange = '\\u0300-\\u036f\\ufe20-\\ufe23';
-var rsComboSymbolsRange = '\\u20d0-\\u20f0';
+var rsComboMarksRange = '\\u0300-\\u036f';
+var reComboHalfMarksRange = '\\ufe20-\\ufe2f';
+var rsComboSymbolsRange = '\\u20d0-\\u20ff';
+var rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange;
 var rsVarRange = '\\ufe0e\\ufe0f';
 
 /** Used to compose unicode capture groups. */
 var rsZWJ = '\\u200d';
 
 /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */
-var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange  + rsComboMarksRange + rsComboSymbolsRange + rsVarRange + ']');
+var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange  + rsComboRange + rsVarRange + ']');
 
 /**
  * Checks if `string` contains Unicode symbols.
@@ -1846,13 +1847,15 @@ function hasUnicode(string) {
 
 /** Used to compose unicode character classes. */
 var rsAstralRange$1 = '\\ud800-\\udfff';
-var rsComboMarksRange$1 = '\\u0300-\\u036f\\ufe20-\\ufe23';
-var rsComboSymbolsRange$1 = '\\u20d0-\\u20f0';
+var rsComboMarksRange$1 = '\\u0300-\\u036f';
+var reComboHalfMarksRange$1 = '\\ufe20-\\ufe2f';
+var rsComboSymbolsRange$1 = '\\u20d0-\\u20ff';
+var rsComboRange$1 = rsComboMarksRange$1 + reComboHalfMarksRange$1 + rsComboSymbolsRange$1;
 var rsVarRange$1 = '\\ufe0e\\ufe0f';
 
 /** Used to compose unicode capture groups. */
 var rsAstral = '[' + rsAstralRange$1 + ']';
-var rsCombo = '[' + rsComboMarksRange$1 + rsComboSymbolsRange$1 + ']';
+var rsCombo = '[' + rsComboRange$1 + ']';
 var rsFitz = '\\ud83c[\\udffb-\\udfff]';
 var rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')';
 var rsNonAstral = '[^' + rsAstralRange$1 + ']';