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import './no-unnecessary-split-diff-view.css';
import select from 'select-dom';
import * as pageDetect from 'github-url-detection';
import features from '.';
import onDiffFileLoad from '../github-events/on-diff-file-load';
function isUnifiedDiff(): boolean {
return select.exists([
'[value="unified"][checked]', // Form in PR
'.table-of-contents .selected[href*="diff=unified"]', // Link in single commit
]);
}
function init(): void {
for (const diffTable of select.all('.js-diff-table:not(.rgh-no-unnecessary-split-diff-view-visited)')) {
diffTable.classList.add('rgh-no-unnecessary-split-diff-view-visited');
for (const side of ['left', 'right']) {
if (!select.exists(`[data-split-side="${side}"]:is(.blob-code-addition, .blob-code-deletion)`, diffTable)) {
// eslint-disable-next-line unicorn/prefer-dom-node-dataset -- CSS file has the same selector, this can be grepped
diffTable.setAttribute('data-rgh-hide-empty-split-diff-side', side);
break;
}
}
}
}
void features.add(__filebasename, {
include: [
pageDetect.isCommit,
pageDetect.isCompare,
pageDetect.isPRFiles,
],
exclude: [
isUnifiedDiff,
// Make sure the class names we need exist on the page #4483
() => !select.exists('.js-diff-table :is([data-split-side="left"], [data-split-side="right"]):is(.blob-code-addition, .blob-code-deletion)'),
],
additionalListeners: [
onDiffFileLoad,
],
init,
});
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