src/vs/workbench/services/textMate/browser/abstractTextMateService.ts/AbstractTextMateService/_getVSCodeOniguruma
class AbstractTextMateService:	private _getVSCodeOniguruma(): Promise<typeof import('vscode-oniguruma')> {
		if (!this._vscodeOniguruma) {
			this._vscodeOniguruma = this._doGetVSCodeOniguruma();
		}
		return this._vscodeOniguruma;
	}