28 lines
666 B
JavaScript
28 lines
666 B
JavaScript
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"use strict";
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/**
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* Returns true when fn returns true for all members of obj.
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* This is an every implementation that works for all iterables
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*
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* @param {object} obj
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* @param {Function} fn
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* @returns {boolean}
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*/
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module.exports = function every(obj, fn) {
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var pass = true;
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try {
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// eslint-disable-next-line @sinonjs/no-prototype-methods/no-prototype-methods
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obj.forEach(function () {
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if (!fn.apply(this, arguments)) {
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// Throwing an error is the only way to break `forEach`
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throw new Error();
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}
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});
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} catch (e) {
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pass = false;
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}
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return pass;
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};
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