File Manager

Current Path: Root / node_modules/ web-vitals/ dist/ modules

Parent Directory

Name	Size	Last Modified
[D]lib/	-	2022-10-08 17:28:27
[F]getCLS.d.ts	148 bytes	2022-10-08 17:28:26
[F]getCLS.js Edit	3.17 KB	2022-10-08 17:28:23
[F]getFCP.d.ts	148 bytes	2022-10-08 17:28:26
[F]getFCP.js Edit	2.61 KB	2022-10-08 17:28:23
[F]getFID.d.ts	148 bytes	2022-10-08 17:28:27
[F]getFID.js Edit	2.57 KB	2022-10-08 17:28:23
[F]getLCP.d.ts	148 bytes	2022-10-08 17:28:27
[F]getLCP.js Edit	2.88 KB	2022-10-08 17:28:23
[F]getTTFB.d.ts	109 bytes	2022-10-08 17:28:27
[F]getTTFB.js Edit	2.37 KB	2022-10-08 17:28:24
[F]index.d.ts	220 bytes	2022-10-08 17:28:27
[F]index.js Edit	815 bytes	2022-10-08 17:28:24
[F]polyfill.d.ts	11 bytes	2022-10-08 17:28:27
[F]polyfill.js Edit	999 bytes	2022-10-08 17:28:24
[F]types.d.ts	1.21 KB	2022-10-08 17:28:28
[F]types.js Edit	606 bytes	2022-10-08 17:28:25

Editing: getTTFB.js

/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { initMetric } from './lib/initMetric.js';
const afterLoad = (callback) => {
    if (document.readyState === 'complete') {
        // Queue a task so the callback runs after `loadEventEnd`.
        setTimeout(callback, 0);
    }
    else {
        // Queue a task so the callback runs after `loadEventEnd`.
        addEventListener('load', () => setTimeout(callback, 0));
    }
};
const getNavigationEntryFromPerformanceTiming = () => {
    // Really annoying that TypeScript errors when using `PerformanceTiming`.
    const timing = performance.timing;
    const navigationEntry = {
        entryType: 'navigation',
        startTime: 0,
    };
    for (const key in timing) {
        if (key !== 'navigationStart' && key !== 'toJSON') {
            navigationEntry[key] = Math.max(timing[key] -
                timing.navigationStart, 0);
        }
    }
    return navigationEntry;
};
export const getTTFB = (onReport) => {
    const metric = initMetric('TTFB');
    afterLoad(() => {
        try {
            // Use the NavigationTiming L2 entry if available.
            const navigationEntry = performance.getEntriesByType('navigation')[0] ||
                getNavigationEntryFromPerformanceTiming();
            metric.value = metric.delta =
                navigationEntry.responseStart;
            // In some cases the value reported is negative or is larger
            // than the current page time. Ignore these cases:
            // https://github.com/GoogleChrome/web-vitals/issues/137
            // https://github.com/GoogleChrome/web-vitals/issues/162
            if (metric.value < 0 || metric.value > performance.now())
                return;
            metric.entries = [navigationEntry];
            onReport(metric);
        }
        catch (error) {
            // Do nothing.
        }
    });
};

Cancel

File Explorer

Navigation

File Manager

Editing: getTTFB.js

Confirm Deletion

Rename Item

Change Permissions (Chmod)