Version 1

[yaffs-website] / node_modules / core-js / modules / es6.array.slice.js

diff --git a/node_modules/core-js/modules/es6.array.slice.js b/node_modules/core-js/modules/es6.array.slice.js
new file mode 100644 (file)
index 0000000..610bd39
--- /dev/null
+++ b/node_modules/core-js/modules/es6.array.slice.js
@@ -0,0 +1,28 @@
+'use strict';
+var $export    = require('./_export')
+  , html       = require('./_html')
+  , cof        = require('./_cof')
+  , toIndex    = require('./_to-index')
+  , toLength   = require('./_to-length')
+  , arraySlice = [].slice;
+
+// fallback for not array-like ES3 strings and DOM objects
+$export($export.P + $export.F * require('./_fails')(function(){
+  if(html)arraySlice.call(html);
+}), 'Array', {
+  slice: function slice(begin, end){
+    var len   = toLength(this.length)
+      , klass = cof(this);
+    end = end === undefined ? len : end;
+    if(klass == 'Array')return arraySlice.call(this, begin, end);
+    var start  = toIndex(begin, len)
+      , upTo   = toIndex(end, len)
+      , size   = toLength(upTo - start)
+      , cloned = Array(size)
+      , i      = 0;
+    for(; i < size; i++)cloned[i] = klass == 'String'
+      ? this.charAt(start + i)
+      : this[start + i];
+    return cloned;
+  }
+});
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