// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

var numericRE = /^\d+$/;
var commitRE = /^(?:\d+:)?([0-9a-f]{6,40})$/; // e.g "8486:ab29d2698a47" or "ab29d2698a47"
var gerritChangeIdRE = /^I[0-9a-f]{4,40}$/; // e.g. Id69c00d908d18151486007ec03da5495b34b05f5
var pkgRE = /^[a-z0-9_\/]+$/;

function urlForInput(t) {
    if (!t) {

    Additional reviewers can be added manually based on PR contents
  @param {!object}
    github enables querying for PR and also create issue using rest endpoint
    context has the commit message details in the payload
  @return {string} Returns the message with labels attached and assignees added
*/
const filter_action = async ({github, context, domain}) => {
  const labels = ['kokoro:force-run'];

  const rollback_commit = context.payload.head_commit.id;
  const pr_match_groups = context.payload.head_commit.message.match(/\Rollback of PR #(\d+).*/) || [];
  if (pr_match_groups.length != 2) {
    console.log(`PR Number not found in ${context.payload.head_commit.message}`);
    throw "Error extracting PR Number from commit message";
  }
  const pr_number = parseInt(pr_match_groups[1]);