Method #checkAccessMode

lib/internal/vfs/provider.js:472–486

* Checks access mode bits against file stats. * @param {string} path The path (for error messages) * @param {Stats} stats The file stats * @param {number} mode The requested access mode

(path, stats, mode)

   * @param {number} mode The requested access mode
   */
  #checkAccessMode(path, stats, mode) {
    if (mode == null || mode === 0) return; // F_OK = 0, existence-only check

    const fileMode = stats.mode & 0o777; // Permission bits
    // Check owner permissions (simplified: treat VFS user as owner)
    if ((mode & R_OK) !== 0 && (fileMode & 0o400) === 0) {
      throw createEACCES('access', path);
    }
    if ((mode & W_OK) !== 0 && (fileMode & 0o200) === 0) {
      throw createEACCES('access', path);
    }
    if ((mode & X_OK) !== 0 && (fileMode & 0o100) === 0) {
      throw createEACCES('access', path);
    }
  }

  // === HARD LINK OPERATIONS (optional) ===