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- 'use strict';
- var $ = require('../internals/export');
- var aMap = require('../internals/a-map');
- var remove = require('../internals/map-helpers').remove;
- // `Map.prototype.deleteAll` method
- // https://github.com/tc39/proposal-collection-methods
- $({ target: 'Map', proto: true, real: true, forced: true }, {
- deleteAll: function deleteAll(/* ...elements */) {
- var collection = aMap(this);
- var allDeleted = true;
- var wasDeleted;
- for (var k = 0, len = arguments.length; k < len; k++) {
- wasDeleted = remove(collection, arguments[k]);
- allDeleted = allDeleted && wasDeleted;
- } return !!allDeleted;
- }
- });
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