n-gram
Version:
Get n-grams from text
31 lines (30 loc) • 780 B
TypeScript
/**
* Factory returning a function that converts a value string to n-grams.
*
* @param {number} n
*/
export function nGram(
n: number
): <T extends string | unknown[]>(
value?: T | undefined
) => T extends any[] ? T : string[]
/**
* Create n-grams from a given value.
*
* @template {string|Array<unknown>} T
* @param {T} [value]
* @returns {T extends any[] ? T : Array<string>}
*/
export function bigram<T extends string | unknown[]>(
value?: T | undefined
): T extends any[] ? T : string[]
/**
* Create n-grams from a given value.
*
* @template {string|Array<unknown>} T
* @param {T} [value]
* @returns {T extends any[] ? T : Array<string>}
*/
export function trigram<T extends string | unknown[]>(
value?: T | undefined
): T extends any[] ? T : string[]