Method #iterateSubpatterns

lib/internal/fs/glob.js:700–922

(path, pattern)

    }
  }
  async* #iterateSubpatterns(path, pattern) {
    const seen = this.#cache.add(path, pattern);
    if (seen) {
      return;
    }
    const fullpath = resolve(this.#root, path);
    const stat = await this.#cache.stat(fullpath);
    const last = pattern.last;
    const isDirectory = await this.#isDirectory(fullpath, stat, pattern);
    const isLast = pattern.isLast(isDirectory);
    const isFirst = pattern.isFirst();

    if (this.#isExcluded(fullpath)) {
      return;
    }
    if (isFirst && isWindows && typeof pattern.at(0) === 'string' && StringPrototypeEndsWith(pattern.at(0), ':')) {
      // Absolute path, go to root
      this.#addSubpattern(`${pattern.at(0)}\\`, pattern.child(new SafeSet().add(1)));
      return;
    }
    if (isFirst && pattern.at(0) === '') {
      // Absolute path, go to root
      this.#addSubpattern('/', pattern.child(new SafeSet().add(1)));
      return;
    }
    if (isFirst && pattern.at(0) === '..') {
      // Start with .., go to parent
      this.#addSubpattern('../', pattern.child(new SafeSet().add(1)));
      return;
    }
    if (isFirst && pattern.at(0) === '.') {
      // Start with ., proceed
      this.#addSubpattern('.', pattern.child(new SafeSet().add(1)));
      return;
    }

    if (isLast && typeof pattern.at(-1) === 'string') {
      // Add result if it exists
      const p = pattern.at(-1);
      const stat = await this.#cache.stat(join(fullpath, p));
      if (stat && (p || isDirectory)) {
        const result = join(path, p);
        if (!this.#results.has(result)) {
          if (this.#results.add(result)) {
            yield this.#withFileTypes ? stat : result;
          }
        }
      }
      if (pattern.indexes.size === 1 && pattern.indexes.has(last)) {
        return;
      }
    } else if (isLast && pattern.at(-1) === lazyMinimatch().GLOBSTAR &&
     (path !== '.' || pattern.at(0) === '.' || (last === 0 && stat))) {
      // If pattern ends with **, add to results
      // if path is ".", add it only if pattern starts with "." or pattern is exactly "**"
      if (!this.#results.has(path)) {
        if (this.#results.add(path)) {
          yield this.#withFileTypes ? stat : path;