Object.keys shim

nodejs · Mar 4, 2014 · 75e8243 · 75e8243
1 parent bfb4b9c
commit 75e8243
Showing 1 changed file with 17 additions and 3 deletions.
diff --git a/build/files.js b/build/files.js
@@ -46,16 +46,30 @@ const requireReplacement = [
           /^(var util = require\('util'\);)/m
         , '$1\nvar isArray = require(\'isarray\');'
       ]
-    , isArray = [
-          /Array\.isArray/
+    , isArrayReplacement = [
+          /Array\.isArray/g
         , 'isArray'
       ]
+    , objectKeysDefine = [
+          /^(var util = require\('util'\);)/m
+        , '$1\nvar objectKeys = Object.keys || function (obj) {\n'
+          + '  var keys = [];\n'
+          + '  for (var key in obj) keys.push(key);\n'
+          + '  return keys;\n'
+          + '}\n'
+      ]
+    , objectKeysReplacement = [
+          /Object\.keys/g
+        , 'objectKeys'
+      ]
 
 module.exports['_stream_duplex.js'] = [
     requireReplacement
   , instanceofReplacement
   , coreUtilIsReplacement
   , stringDecoderReplacement
+  , objectKeysReplacement
+  , objectKeysDefine
 ]
 
 module.exports['_stream_passthrough.js'] = [
@@ -72,7 +86,7 @@ module.exports['_stream_readable.js'] = [
   , stringDecoderReplacement
   , bufferReplacement
   , isArrayDefine
-  , isArray
+  , isArrayReplacement
 
   , [
         /(require\('events'\)\.EventEmitter;)/