#jsVanilla Поиск по словам: Узкий и расширенный (edited)

testTextByAnyWord.ts

// NOTE: v2. Совпадение по хотябы одному совпадению
export const testTextByAnyWord = ({ text, words }: { text: string, words: string[] }): boolean => {
  const modifiedWords = words.join(' ').replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&')
  const regexpGroups = modifiedWords.split(' ').map((w) => ['(?=.*' + w + ')'])
  const regexp = new RegExp('^' + regexpGroups.join('|') + '.*$', 'im')

  return regexp.test(text)
}

testTextByAllWords.ts

import { getNormalizedWords } from './getNormalizedWords'

// NOTE: v1. Совпадение по всем совпадениям
export const testTextByAllWords = ({ text, words }: { text: string, words: string[] }): boolean => {
  const modifiedWords = getNormalizedWords(words)
  // Split your string at spaces & Encapsulate your words inside regex groups:
  const regexpGroups = modifiedWords.split(' ').map((w) => ['(?=.*' + w + ')'])
  // Create a regex pattern:
  const regexp = new RegExp('^' + regexpGroups.join('') + '.*$', 'im')

  return regexp.test(text)
}

getNormalizedWords.ts

export const getNormalizedWords = (words: string[]): string =>
  words.join(' ').replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&')

export const getNormalizedWordsArr = (words: string[]): string[] =>
  getNormalizedWords(words).replace(/:/g, '').split(' ')