Function getConfigPath

cli/run/getConfigPath.ts:9–29

(commandConfig: string | true)

const DEFAULT_CONFIG_BASE = 'rollup.config';

export async function getConfigPath(commandConfig: string | true): Promise<string> {
	if (commandConfig === true) {
		return path.resolve(await findConfigFileNameInCwd());
	}
	if (commandConfig.slice(0, 5) === 'node:') {
		const packageName = commandConfig.slice(5);
		try {
			return require.resolve(`rollup-config-${packageName}`, { paths: [cwd()] });
		} catch {
			try {
				return require.resolve(packageName, { paths: [cwd()] });
			} catch (error: any) {
				if (error.code === 'MODULE_NOT_FOUND') {
					handleError(logMissingExternalConfig(commandConfig));
				}
				throw error;
			}
		}
	}
	return path.resolve(commandConfig);
}

async function findConfigFileNameInCwd(): Promise<string> {
	const filesInWorkingDirectory = new Set(await readdir(cwd()));