18661173900

Committed 20 Oct 2025 06:23PM UTC coverage: 96.231% (-0.001%) from 96.232%

Build # 18661173900

Build Type

push

github

Committed by

web-flow

Commit Message

feat: Upgrade Neuwo RTD module to support newest API (#14002)

Updates the Neuwo RTD module to integrate with the newest
version of the Neuwo API (10-2025), introducing comprehensive IAB taxonomy support
and refreshes outdated documentation.

This commit includes:
- Support for IAB Content Taxonomy 3.0 and 2.2.
- Support for IAB Audience Taxonomy 1.1.
- User-specified configuration for the desired IAB Content Taxonomy version.
- Unit tests covering all module functions.
- JSDoc added to all functions for improved code documentation.
- Update to the example testing page.
- Update to the module markdown documentation.
- Update to Local Development setup.

Co-authored-by: grzgm <>

Run Details

52497 of 64314 branches covered (81.63%)

228 of 229 new or added lines in 2 files covered. (99.56%)

52 existing lines in 10 files now uncovered.

200864 of 208731 relevant lines covered (96.23%)

124.62 hits per line

Source File
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66.67

/libraries/timeToFirstBytesUtils/timeToFirstBytesUtils.js

/**
 * Calculates the Time to First Byte (TTFB) for the given window object.
 *
 * This function attempts to use the Navigation Timing Level 2 API first, and falls back to
 * the Navigation Timing Level 1 API if the former is not available.
 *
 * @param {Window} win - The window object from which to retrieve performance timing information.
 * @returns {string} The TTFB in milliseconds as a string, or an empty string if the TTFB cannot be determined.
 */
export function getTimeToFirstByte(win) {
  const performance = win.performance || win.webkitPerformance || win.msPerformance || win.mozPerformance;

  const ttfbWithTimingV2 = performance &&
        typeof performance.getEntriesByType === 'function' &&
        Object.prototype.toString.call(performance.getEntriesByType) === '[object Function]' &&
        performance.getEntriesByType('navigation')[0] &&
        performance.getEntriesByType('navigation')[0].responseStart &&
        performance.getEntriesByType('navigation')[0].requestStart &&
        performance.getEntriesByType('navigation')[0].responseStart > 0 &&
        performance.getEntriesByType('navigation')[0].requestStart > 0 &&
        Math.round(
          performance.getEntriesByType('navigation')[0].responseStart - performance.getEntriesByType('navigation')[0].requestStart
        );

  if (ttfbWithTimingV2) {
    return ttfbWithTimingV2.toString();
  }

  const ttfbWithTimingV1 = performance &&
        performance.timing.responseStart &&
        performance.timing.requestStart &&
        performance.timing.responseStart > 0 &&
        performance.timing.requestStart > 0 &&
        performance.timing.responseStart - performance.timing.requestStart;

  return ttfbWithTimingV1 ? ttfbWithTimingV1.toString() : '';
}

1	/**
2	* Calculates the Time to First Byte (TTFB) for the given window object.
3	*
4	* This function attempts to use the Navigation Timing Level 2 API first, and falls back to
5	* the Navigation Timing Level 1 API if the former is not available.
6	*
7	* @param {Window} win - The window object from which to retrieve performance timing information.
8	* @returns {string} The TTFB in milliseconds as a string, or an empty string if the TTFB cannot be determined.
9	*/
10	export function getTimeToFirstByte(win) {
11	const performance = win.performance \|\| win.webkitPerformance \|\| win.msPerformance \|\| win.mozPerformance;	66!
12
13	const ttfbWithTimingV2 = performance &&	66✔
14	typeof performance.getEntriesByType === 'function' &&
15	Object.prototype.toString.call(performance.getEntriesByType) === '[object Function]' &&
16	performance.getEntriesByType('navigation')[0] &&
17	performance.getEntriesByType('navigation')[0].responseStart &&
18	performance.getEntriesByType('navigation')[0].requestStart &&
19	performance.getEntriesByType('navigation')[0].responseStart > 0 &&
20	performance.getEntriesByType('navigation')[0].requestStart > 0 &&
21	Math.round(
22	performance.getEntriesByType('navigation')[0].responseStart - performance.getEntriesByType('navigation')[0].requestStart
23	);
24
25	if (ttfbWithTimingV2) {	66✔
26	return ttfbWithTimingV2.toString();	66✔
27	}
28
UNCOV 29	const ttfbWithTimingV1 = performance &&	×
30	performance.timing.responseStart &&
31	performance.timing.requestStart &&
32	performance.timing.responseStart > 0 &&
33	performance.timing.requestStart > 0 &&
34	performance.timing.responseStart - performance.timing.requestStart;
35
UNCOV 36	return ttfbWithTimingV1 ? ttfbWithTimingV1.toString() : '';	×
37	}

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