Function isValidWord

packages/core/src/nlp/text-utils.ts:124–136

(
  word: string,
  locale: string,
  minLength: number,
  enableStopwords: boolean,
  isStopwordFn: (word: string, locale: string) => boolean
)

 * 判断是否为有效词语
 */
export function isValidWord(
  word: string,
  locale: string,
  minLength: number,
  enableStopwords: boolean,
  isStopwordFn: (word: string, locale: string) => boolean
): boolean {
  if (!word || word.trim().length === 0) return false
  if (PURE_NUMBER_REGEX.test(word)) return false
  if (word.length < minLength) return false
  if (enableStopwords && isStopwordFn(word, locale)) return false
  return true
}