21 lines
605 B
TypeScript
21 lines
605 B
TypeScript
// Borrowed from https://github.com/ai/nanoid/blob/3.0.2/non-secure/index.js
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// This alphabet uses `A-Za-z0-9_-` symbols. A genetic algorithm helped
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// optimize the gzip compression for this alphabet.
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let urlAlphabet =
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'ModuleSymbhasOwnPr-0123456789ABCDEFGHNRVfgctiUvz_KqYTJkLxpZXIjQW'
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/**
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*
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* @public
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*/
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export let nanoid = (size = 21) => {
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let id = ''
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// A compact alternative for `for (var i = 0; i < step; i++)`.
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let i = size
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while (i--) {
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// `| 0` is more compact and faster than `Math.floor()`.
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id += urlAlphabet[(Math.random() * 64) | 0]
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}
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return id
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}
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