19 lines
503 B
JavaScript
19 lines
503 B
JavaScript
"use strict";
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var toPosInt = require("../number/to-pos-integer")
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, value = require("../object/valid-value")
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, slice = Array.prototype.slice;
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module.exports = function (length/*, …fill*/) {
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var arr, currentLength;
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length = toPosInt(value(length));
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if (length === 0) return [];
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arr = arguments.length < 2 ? [undefined] : slice.call(arguments, 1, 1 + length);
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while ((currentLength = arr.length) < length) {
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arr = arr.concat(arr.slice(0, length - currentLength));
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}
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return arr;
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};
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