extensions/markdown-language-features/src/languageFeatures/references.ts/registerReferencesSupport
export function registerReferencesSupport(
	selector: vscode.DocumentSelector,
	referencesProvider: MdReferencesProvider,
): vscode.Disposable {
	return vscode.languages.registerReferenceProvider(selector, new MdVsCodeReferencesProvider(referencesProvider));
}