You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
64 lines
1.7 KiB
64 lines
1.7 KiB
var Class = require('./Class');
|
|
var root = require('./root');
|
|
var defineProp = require('./defineProp');
|
|
var keys = require('./keys');
|
|
var each = require('./each');
|
|
var isArr = require('./isArr');
|
|
var isUndef = require('./isUndef');
|
|
if (root.Map && !false) {
|
|
exports = root.Map;
|
|
} else {
|
|
exports = Class({
|
|
initialize: function PseudoMap(data) {
|
|
this.clear();
|
|
var self = this;
|
|
defineProp(this, 'size', {
|
|
get: function() {
|
|
return keys(self._data).length;
|
|
},
|
|
set: function() {},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
if (data instanceof exports) {
|
|
data.forEach(function(val, key) {
|
|
this.set(key, val);
|
|
}, this);
|
|
} else if (isArr(data)) {
|
|
each(
|
|
data,
|
|
function(val) {
|
|
this.set(val[0], val[1]);
|
|
},
|
|
this
|
|
);
|
|
}
|
|
},
|
|
forEach: function(fn, ctx) {
|
|
each(
|
|
this._data,
|
|
function(val, key) {
|
|
fn.call(this, val, key);
|
|
},
|
|
ctx
|
|
);
|
|
},
|
|
has: function(key) {
|
|
return !isUndef(this._data[key]);
|
|
},
|
|
get: function(key) {
|
|
return this._data[key];
|
|
},
|
|
set: function(key, val) {
|
|
this._data[key] = val;
|
|
},
|
|
delete: function(key) {
|
|
delete this._data[key];
|
|
},
|
|
clear: function() {
|
|
this._data = {};
|
|
}
|
|
});
|
|
}
|
|
|
|
module.exports = exports;
|
|
|