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21 lines
470 B
21 lines
470 B
10 years ago
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'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, l;
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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] :
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slice.call(arguments, 1, 1 + length);
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while ((l = arr.length) < length) {
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arr = arr.concat(arr.slice(0, length - l));
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}
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return arr;
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};
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