timing-markers.js (487B)
1 /* This Source Code Form is subject to the terms of the Mozilla Public 2 * License, v. 2.0. If a copy of the MPL was not distributed with this 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 4 5 "use strict"; 6 7 function getDisplayedTimingMarker(state, marker) { 8 const value = state.timingMarkers[marker]; 9 if (value == -1) { 10 return value; 11 } 12 13 return value - state.timingMarkers.firstDocumentRequestStartTimestamp; 14 } 15 16 module.exports = { 17 getDisplayedTimingMarker, 18 };