additional fix for iOS Safari ~ 7.1.2 DataView#{setUint8, setInt8}

zloirock · Dec 24, 2015 · bdc9941 · bdc9941
1 parent df89af8
commit bdc9941
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Showing 2 changed files with 8 additions and 6 deletions.
diff --git a/library/modules/_typed-buffer.js b/library/modules/_typed-buffer.js
@@ -256,10 +256,11 @@ if(!$typed.ABV){
     if(!LIBRARY)ArrayBufferProto.constructor = $ArrayBuffer;
   }
   // iOS Safari 7.x bug
-  var view = new $DataView(new $ArrayBuffer(8))
+  var view = new $DataView(new $ArrayBuffer(2))
     , $setInt8 = $DataView[PROTOTYPE].setInt8;
-  view.setInt8(0, 2147483649);
-  view.getInt8(0) || redefineAll($DataView[PROTOTYPE], {
+  view.setInt8(0, 2147483648);
+  view.setInt8(1, 2147483649);
+  if(view.getInt8(0) || !view.getInt8(1))redefineAll($DataView[PROTOTYPE], {
     setInt8: function setInt8(byteOffset, value){
       $setInt8.call(this, byteOffset, value << 24 >> 24);
     },

diff --git a/modules/_typed-buffer.js b/modules/_typed-buffer.js
@@ -256,10 +256,11 @@ if(!$typed.ABV){
     if(!LIBRARY)ArrayBufferProto.constructor = $ArrayBuffer;
   }
   // iOS Safari 7.x bug
-  var view = new $DataView(new $ArrayBuffer(8))
+  var view = new $DataView(new $ArrayBuffer(2))
     , $setInt8 = $DataView[PROTOTYPE].setInt8;
-  view.setInt8(0, 2147483649);
-  view.getInt8(0) || redefineAll($DataView[PROTOTYPE], {
+  view.setInt8(0, 2147483648);
+  view.setInt8(1, 2147483649);
+  if(view.getInt8(0) || !view.getInt8(1))redefineAll($DataView[PROTOTYPE], {
     setInt8: function setInt8(byteOffset, value){
       $setInt8.call(this, byteOffset, value << 24 >> 24);
     },