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- 'use strict';
- // https://github.com/tc39/proposal-iterator-helpers
- var $ = require('../internals/export');
- var iterate = require('../internals/iterate');
- var aFunction = require('../internals/a-function');
- var anObject = require('../internals/an-object');
- $({ target: 'Iterator', proto: true, real: true }, {
- every: function every(fn) {
- anObject(this);
- aFunction(fn);
- return !iterate(this, function (value) {
- if (!fn(value)) return iterate.stop();
- }, undefined, false, true).stopped;
- }
- });
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