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authorruki <waruqi@gmail.com>2018-11-08 00:38:48 +0800
committerruki <waruqi@gmail.com>2018-11-07 21:53:09 +0800
commit26105034da4fcce7ac883c899d781f016559310d (patch)
treec459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/es6-iterator/array.js
parent2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff)
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Diffstat (limited to 'node_modules/es6-iterator/array.js')
-rw-r--r--node_modules/es6-iterator/array.js32
1 files changed, 32 insertions, 0 deletions
diff --git a/node_modules/es6-iterator/array.js b/node_modules/es6-iterator/array.js
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+"use strict";
+
+var setPrototypeOf = require("es5-ext/object/set-prototype-of")
+ , contains = require("es5-ext/string/#/contains")
+ , d = require("d")
+ , Symbol = require("es6-symbol")
+ , Iterator = require("./");
+
+var defineProperty = Object.defineProperty, ArrayIterator;
+
+ArrayIterator = module.exports = function (arr, kind) {
+ if (!(this instanceof ArrayIterator)) throw new TypeError("Constructor requires 'new'");
+ Iterator.call(this, arr);
+ if (!kind) kind = "value";
+ else if (contains.call(kind, "key+value")) kind = "key+value";
+ else if (contains.call(kind, "key")) kind = "key";
+ else kind = "value";
+ defineProperty(this, "__kind__", d("", kind));
+};
+if (setPrototypeOf) setPrototypeOf(ArrayIterator, Iterator);
+
+// Internal %ArrayIteratorPrototype% doesn't expose its constructor
+delete ArrayIterator.prototype.constructor;
+
+ArrayIterator.prototype = Object.create(Iterator.prototype, {
+ _resolve: d(function (i) {
+ if (this.__kind__ === "value") return this.__list__[i];
+ if (this.__kind__ === "key+value") return [i, this.__list__[i]];
+ return i;
+ })
+});
+defineProperty(ArrayIterator.prototype, Symbol.toStringTag, d("c", "Array Iterator"));