35 lines
678 B
JavaScript
35 lines
678 B
JavaScript
'use strict';
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var clone = require('../helpers/clone');
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module.exports = function pad(size, value) {
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var abs = Math.abs(size);
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var count = this.count();
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if (abs <= count) {
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return this;
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}
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var diff = abs - count;
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var items = clone(this.items);
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var isArray = Array.isArray(this.items);
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var prepend = size < 0;
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for (var iterator = 0; iterator < diff;) {
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if (!isArray) {
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if (items[iterator] !== undefined) {
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diff += 1;
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} else {
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items[iterator] = value;
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}
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} else if (prepend) {
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items.unshift(value);
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} else {
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items.push(value);
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}
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iterator += 1;
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}
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return new this.constructor(items);
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}; |