Method trackRangeForUri

src/shared/vscode/trackers.ts:255–261

(documentUri: URI, range: Range, callback: (newRange: Range | undefined) => void)

	private readonly rangeTrackers: RangeTrackerEntry[] = [];

	public async trackRangeForUri(documentUri: URI, range: Range, callback: (newRange: Range | undefined) => void): Promise<IAmDisposable> {
		// TODO(dantup): This being async doesn't feel good.
		const document = vs.workspace.textDocuments.find((d) => d.uri.toString() === documentUri.toString())
			?? await vs.workspace.openTextDocument(documentUri);

		return this.trackRange(document, range, callback);
	}

	public trackRange(document: vs.TextDocument, range: Range, callback: (newRange: Range | undefined) => void): IAmDisposable {
		let start: Position | undefined = range.start;