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https://gitee.com/onvia/ccc-tnt-psd2ui
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92 lines
2.2 KiB
TypeScript
92 lines
2.2 KiB
TypeScript
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/**
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* Generate secure URL-friendly unique ID.
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*
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* By default, the ID will have 21 symbols to have a collision probability
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* similar to UUID v4.
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*
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* ```js
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* import { nanoid } from 'nanoid'
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* model.id = nanoid() //=> "Uakgb_J5m9g-0JDMbcJqL"
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* ```
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*
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* @param size Size of the ID. The default size is 21.
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* @returns A random string.
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*/
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export function nanoid(size?: number): string
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/**
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* Generate secure unique ID with custom alphabet.
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*
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* Alphabet must contain 256 symbols or less. Otherwise, the generator
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* will not be secure.
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*
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* @param alphabet Alphabet used to generate the ID.
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* @param defaultSize Size of the ID. The default size is 21.
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* @returns A random string generator.
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*
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* ```js
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* const { customAlphabet } = require('nanoid')
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* const nanoid = customAlphabet('0123456789абвгдеё', 5)
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* nanoid() //=> "8ё56а"
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* ```
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*/
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export function customAlphabet(
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alphabet: string,
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defaultSize?: number
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): (size?: number) => string
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/**
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* Generate unique ID with custom random generator and alphabet.
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*
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* Alphabet must contain 256 symbols or less. Otherwise, the generator
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* will not be secure.
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*
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* ```js
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* import { customRandom } from 'nanoid/format'
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*
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* const nanoid = customRandom('abcdef', 5, size => {
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* const random = []
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* for (let i = 0; i < size; i++) {
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* random.push(randomByte())
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* }
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* return random
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* })
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*
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* nanoid() //=> "fbaef"
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* ```
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*
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* @param alphabet Alphabet used to generate a random string.
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* @param size Size of the random string.
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* @param random A random bytes generator.
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* @returns A random string generator.
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*/
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export function customRandom(
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alphabet: string,
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size: number,
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random: (bytes: number) => Uint8Array
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): () => string
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/**
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* URL safe symbols.
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*
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* ```js
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* import { urlAlphabet } from 'nanoid'
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* const nanoid = customAlphabet(urlAlphabet, 10)
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* nanoid() //=> "Uakgb_J5m9"
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* ```
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*/
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export const urlAlphabet: string
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/**
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* Generate an array of random bytes collected from hardware noise.
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*
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* ```js
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* import { customRandom, random } from 'nanoid'
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* const nanoid = customRandom("abcdef", 5, random)
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* ```
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*
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* @param bytes Size of the array.
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* @returns An array of random bytes.
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*/
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export function random(bytes: number): Uint8Array
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