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31 lines
871 B
31 lines
871 B
2 months ago
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"use strict";
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var forEach = require("@sinonjs/commons").prototypes.set.forEach;
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/**
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* Returns `true` when `s1` is a subset of `s2`, `false` otherwise
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*
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* @private
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* @param {Array|Set} s1 The target value
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* @param {Array|Set} s2 The containing value
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* @param {Function} compare A comparison function, should return `true` when
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* values are considered equal
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* @returns {boolean} Returns `true` when `s1` is a subset of `s2`, `false`` otherwise
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*/
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function isSubset(s1, s2, compare) {
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var allContained = true;
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forEach(s1, function (v1) {
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var includes = false;
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forEach(s2, function (v2) {
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if (compare(v2, v1)) {
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includes = true;
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}
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});
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allContained = allContained && includes;
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});
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return allContained;
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}
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module.exports = isSubset;
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