devtools/client/netmonitor/src/selectors/timing-markers.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/. */

"use strict";

function getDisplayedTimingMarker(state, marker) {
  const value = state.timingMarkers[marker];
  if (value == -1) {
    return value;
  }

  return value - state.timingMarkers.firstDocumentRequestStartTimestamp;
}

module.exports = {
  getDisplayedTimingMarker,
};