Function adopt

src/runtime.js:336–346

(global)

 * @return {!Promise}
 */
export function adopt(global) {
  return adoptShared(global, (global) => {
    // Shared runtimes variables between both multi-doc and single-doc pages
    adoptServicesAndResources(global);

    return waitForBodyOpenPromise(global.document).then(() => {
      // Ensure that all declared extensions are marked and stubbed.
      stubElementsForDoc(global.AMP.ampdoc);
    });
  });
}

/**
 * Applies the runtime to a given global scope for a single-doc mode.