Function getFlutterConfigValue

src/extension/utils/misc.ts:26–50

(logger: Logger, flutterSdkPath: string | undefined, folder: string, flutterConfigKey: string)

}

export async function getFlutterConfigValue<T>(logger: Logger, flutterSdkPath: string | undefined, folder: string, flutterConfigKey: string): Promise<T> {
	if (!flutterSdkPath) {
		throw Error("Cannot find Android Studio without a Flutter SDK");
	}
	const binPath = path.join(flutterSdkPath, flutterPath);
	const args = ["config", "--machine"];

	try {
		const proc = await runToolProcess(logger, folder, binPath, args);
		if (proc.exitCode === 0) {
			// It's possible there is Flutter output before the JSON so trim everything before then.
			let jsonString = proc.stdout.trim();
			const firstBrace = jsonString.indexOf("{");
			if (firstBrace > 0) {
				jsonString = jsonString.substring(firstBrace);
			}
			const json = JSON.parse(jsonString);
			return json[flutterConfigKey] as T;
		}
		throw Error(`Failed to run "flutter config --machine" (${proc.exitCode}): ${proc.stderr}`);
	} catch (e) {
		logger.error(e);
		throw e;
	}
}