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26 lines
478 B
JavaScript
26 lines
478 B
JavaScript
"use strict";
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module.exports = function splitFilter(array, ensureCategories, predicate) {
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let results = Object.create(null);
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if (ensureCategories != null) {
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for (let category of ensureCategories) {
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results[category] = [];
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}
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}
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for (let [ i, item ] of array.entries()) {
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let category = predicate(item, i);
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if (category != null) {
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if (results[category] == null) {
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results[category] = [];
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}
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results[category].push(item);
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}
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}
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return results;
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};
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