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1 | 'use strict';
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2 | // https://github.com/tc39/proposal-iterator-helpers
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3 | var $ = require('../internals/export');
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4 | var iterate = require('../internals/iterate');
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5 | var aFunction = require('../internals/a-function');
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6 | var anObject = require('../internals/an-object');
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7 |
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8 | $({ target: 'Iterator', proto: true, real: true }, {
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9 | some: function some(fn) {
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10 | anObject(this);
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11 | aFunction(fn);
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12 | return iterate(this, function (value, stop) {
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13 | if (fn(value)) return stop();
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14 | }, { IS_ITERATOR: true, INTERRUPTED: true }).stopped;
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15 | }
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16 | });
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