extensions/typescript-language-features/src/languageFeatures/codeLens/referencesCodeLens.ts/TypeScriptReferencesCodeLensProvider/getCodeLensLabel
class TypeScriptReferencesCodeLensProvider:	private getCodeLensLabel(locations: ReadonlyArray<vscode.Location>): string {
		return locations.length === 1
			? localize('oneReferenceLabel', '1 reference')
			: localize('manyReferenceLabel', '{0} references', locations.length);
	}