code-server/lib/vscode/extensions/html-language-features/server/src/modes/selectionRanges.ts

27 lines
1.2 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { LanguageModes, TextDocument, Position, Range, SelectionRange } from './languageModes';
import { insideRangeButNotSame } from '../utils/positions';
export async function getSelectionRanges(languageModes: LanguageModes, document: TextDocument, positions: Position[]) {
const htmlMode = languageModes.getMode('html');
return Promise.all(positions.map(async position => {
const htmlRange = await htmlMode!.getSelectionRange!(document, position);
const mode = languageModes.getModeAtPosition(document, position);
if (mode && mode.getSelectionRange) {
let range = await mode.getSelectionRange(document, position);
let top = range;
while (top.parent && insideRangeButNotSame(htmlRange.range, top.parent.range)) {
top = top.parent;
}
top.parent = htmlRange;
return range;
}
return htmlRange || SelectionRange.create(Range.create(position, position));
}));
}