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authorFlorian Dold <florian.dold@gmail.com>2017-08-14 05:01:11 +0200
committerFlorian Dold <florian.dold@gmail.com>2017-08-14 05:02:09 +0200
commit363723fc84f7b8477592e0105aeb331ec9a017af (patch)
tree29f92724f34131bac64d6a318dd7e30612e631c7 /node_modules/es6-map/lib/iterator.js
parent5634e77ad96bfe1818f6b6ee70b7379652e5487f (diff)
node_modules
Diffstat (limited to 'node_modules/es6-map/lib/iterator.js')
-rw-r--r--node_modules/es6-map/lib/iterator.js38
1 files changed, 38 insertions, 0 deletions
diff --git a/node_modules/es6-map/lib/iterator.js b/node_modules/es6-map/lib/iterator.js
new file mode 100644
index 000000000..60f1e8c9e
--- /dev/null
+++ b/node_modules/es6-map/lib/iterator.js
@@ -0,0 +1,38 @@
+'use strict';
+
+var setPrototypeOf = require('es5-ext/object/set-prototype-of')
+ , d = require('d')
+ , Iterator = require('es6-iterator')
+ , toStringTagSymbol = require('es6-symbol').toStringTag
+ , kinds = require('./iterator-kinds')
+
+ , defineProperties = Object.defineProperties
+ , unBind = Iterator.prototype._unBind
+ , MapIterator;
+
+MapIterator = module.exports = function (map, kind) {
+ if (!(this instanceof MapIterator)) return new MapIterator(map, kind);
+ Iterator.call(this, map.__mapKeysData__, map);
+ if (!kind || !kinds[kind]) kind = 'key+value';
+ defineProperties(this, {
+ __kind__: d('', kind),
+ __values__: d('w', map.__mapValuesData__)
+ });
+};
+if (setPrototypeOf) setPrototypeOf(MapIterator, Iterator);
+
+MapIterator.prototype = Object.create(Iterator.prototype, {
+ constructor: d(MapIterator),
+ _resolve: d(function (i) {
+ if (this.__kind__ === 'value') return this.__values__[i];
+ if (this.__kind__ === 'key') return this.__list__[i];
+ return [this.__list__[i], this.__values__[i]];
+ }),
+ _unBind: d(function () {
+ this.__values__ = null;
+ unBind.call(this);
+ }),
+ toString: d(function () { return '[object Map Iterator]'; })
+});
+Object.defineProperty(MapIterator.prototype, toStringTagSymbol,
+ d('c', 'Map Iterator'));