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import React from 'dom-chef';
import select from 'select-dom';
import oneMutation from 'one-mutation';
import elementReady from 'element-ready';
import * as pageDetect from 'github-url-detection';
import features from '.';
import {onDiffFileLoad} from '../github-events/on-fragment-load';
import observe from '../helpers/selector-observer';
async function loadDeferred(jumpList: Element): Promise<void> {
// This event will trigger the loading, but if run too early, GitHub might not have attached the listener yet, so we try multiple times.
const retrier = setInterval(() => {
jumpList.parentElement!.dispatchEvent(new MouseEvent('mouseover'));
}, 100);
await oneMutation(jumpList, {childList: true, subtree: true});
clearInterval(retrier);
}
function highlightFilename(filename: HTMLAnchorElement, sourceIcon: SVGSVGElement): void {
const icon = sourceIcon.cloneNode(true);
const action = icon.getAttribute('title')!;
if (action === 'added') {
icon.classList.add('color-fg-success');
} else if (action === 'removed') {
icon.classList.add('color-fg-danger');
} else {
return;
}
icon.classList.remove('select-menu-item-icon');
filename.parentElement!.append(
<span className="tooltipped tooltipped-s ml-1" aria-label={'File ' + action}>
{icon}
</span>,
);
}
async function init(signal: AbortSignal): Promise<void> {
const fileList = await elementReady([
'.toc-select details-menu[src*="/show_toc?"]', // `isPR`
'.toc-diff-stats + .content', // `isSingleCommit` and `isCompare`
].join(','));
if (pageDetect.isPR()) {
await loadDeferred(fileList!);
}
// Link--primary excludes CODEOWNERS icon #5565
observe('.file-info a.Link--primary', filename => {
const sourceIcon = pageDetect.isPR()
? select(`[href="${filename.hash}"] svg`, fileList)!
: select(`svg + [href="${filename.hash}"]`, fileList)?.previousElementSibling as SVGSVGElement;
highlightFilename(filename, sourceIcon);
}, {signal});
}
void features.add(import.meta.url, {
include: [
pageDetect.isPRFiles,
pageDetect.isCommit,
],
exclude: [
pageDetect.isPRFile404,
pageDetect.isPRCommit404,
],
awaitDomReady: false,
deduplicate: 'has-rgh-inner',
init,
}, {
include: [
pageDetect.isCompare,
],
exclude: [
() => select.exists('.blankslate:not(.blankslate-large)'),
],
additionalListeners: [
onDiffFileLoad,
],
onlyAdditionalListeners: true,
deduplicate: false,
init,
});
/*
## Test URLs
PR: https://github.com/refined-github/refined-github/pull/5631/files
PR with CODEOWNERS: https://github.com/dotnet/winforms/pull/6028/files
*/
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