Function normalizeExecFileArgs

lib/child_process.js:265–299

(file, args, options, callback)

});

function normalizeExecFileArgs(file, args, options, callback) {
  if (ArrayIsArray(args)) {
    args = ArrayPrototypeSlice(args);
  } else if (args != null && typeof args === 'object') {
    callback = options;
    options = args;
    args = null;
  } else if (typeof args === 'function') {
    callback = args;
    options = null;
    args = null;
  }

  args ??= [];

  if (typeof options === 'function') {
    callback = options;
  } else if (options != null) {
    validateObject(options, 'options');
  }

  options ??= kEmptyObject;

  if (callback != null) {
    validateFunction(callback, 'callback');
  }

  // Validate argv0, if present.
  if (options.argv0 != null) {
    validateString(options.argv0, 'options.argv0');
    validateArgumentNullCheck(options.argv0, 'options.argv0');
  }

  return { file, args, options, callback };
}

/**
 * Spawns the specified file as a shell.