devtools/client/debugger/src/utils/evaluation-result.js


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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */

function isFront(result) {
  return !!result && typeof result === "object" && !!result.getGrip;
}

export function getGrip(result) {
  if (isFront(result)) {
    return result.getGrip();
  }

  return result;
}

export function getFront(result) {
  return isFront(result) ? result : null;
}