Index: src/collection.js |
diff --git a/src/collection.js b/src/collection.js |
index fefc7a0499db3c71ea1585ab2eb5a8767af755f9..94125fb89956caf6c7eb0b3f69060962c20fcb8f 100644 |
--- a/src/collection.js |
+++ b/src/collection.js |
@@ -11,25 +11,6 @@ |
var $Set = global.Set; |
var $Map = global.Map; |
-// Global sentinel to be used instead of undefined keys, which are not |
-// supported internally but required for Harmony sets and maps. |
-var undefined_sentinel = {}; |
- |
- |
-// Map and Set uses SameValueZero which means that +0 and -0 should be treated |
-// as the same value. |
-function NormalizeKey(key) { |
- if (IS_UNDEFINED(key)) { |
- return undefined_sentinel; |
- } |
- |
- if (key === 0) { |
- return 0; |
- } |
- |
- return key; |
-} |
- |
// ------------------------------------------------------------------- |
// Harmony Set |
@@ -48,7 +29,7 @@ function SetAddJS(key) { |
throw MakeTypeError('incompatible_method_receiver', |
['Set.prototype.add', this]); |
} |
- return %SetAdd(this, NormalizeKey(key)); |
+ return %SetAdd(this, key); |
} |
@@ -57,7 +38,7 @@ function SetHasJS(key) { |
throw MakeTypeError('incompatible_method_receiver', |
['Set.prototype.has', this]); |
} |
- return %SetHas(this, NormalizeKey(key)); |
+ return %SetHas(this, key); |
} |
@@ -66,7 +47,6 @@ function SetDeleteJS(key) { |
throw MakeTypeError('incompatible_method_receiver', |
['Set.prototype.delete', this]); |
} |
- key = NormalizeKey(key); |
if (%SetHas(this, key)) { |
%SetDelete(this, key); |
return true; |
@@ -154,7 +134,7 @@ function MapGetJS(key) { |
throw MakeTypeError('incompatible_method_receiver', |
['Map.prototype.get', this]); |
} |
- return %MapGet(this, NormalizeKey(key)); |
+ return %MapGet(this, key); |
} |
@@ -163,7 +143,7 @@ function MapSetJS(key, value) { |
throw MakeTypeError('incompatible_method_receiver', |
['Map.prototype.set', this]); |
} |
- return %MapSet(this, NormalizeKey(key), value); |
+ return %MapSet(this, key, value); |
} |
@@ -172,7 +152,7 @@ function MapHasJS(key) { |
throw MakeTypeError('incompatible_method_receiver', |
['Map.prototype.has', this]); |
} |
- return %MapHas(this, NormalizeKey(key)); |
+ return %MapHas(this, key); |
} |
@@ -181,7 +161,7 @@ function MapDeleteJS(key) { |
throw MakeTypeError('incompatible_method_receiver', |
['Map.prototype.delete', this]); |
} |
- return %MapDelete(this, NormalizeKey(key)); |
+ return %MapDelete(this, key); |
} |