Function getDockerComposeFilePaths

src/spec-configuration/configuration.ts:233–269

(cliHost: FileHost, config: DevContainerFromDockerComposeConfig, envForComposeFile: NodeJS.ProcessEnv, cwdForDefaultFiles: string)

}

export async function getDockerComposeFilePaths(cliHost: FileHost, config: DevContainerFromDockerComposeConfig, envForComposeFile: NodeJS.ProcessEnv, cwdForDefaultFiles: string) {
	if (Array.isArray(config.dockerComposeFile)) {
		if (config.dockerComposeFile.length) {
			return config.dockerComposeFile.map(composeFile => uriToFsPath(getConfigFilePath(cliHost, config, composeFile), cliHost.platform));
		}
	} else if (typeof config.dockerComposeFile === 'string') {
		return [uriToFsPath(getConfigFilePath(cliHost, config, config.dockerComposeFile), cliHost.platform)];
	}
	
	const envComposeFile = envForComposeFile?.COMPOSE_FILE;
	if (envComposeFile) {
		return envComposeFile.split(cliHost.path.delimiter)
			.map(composeFile => cliHost.path.resolve(cwdForDefaultFiles, composeFile));
	}

	try {
		const envPath = cliHost.path.join(cwdForDefaultFiles, '.env');
		const buffer = await cliHost.readFile(envPath);
		const match = /^COMPOSE_FILE=(.+)$/m.exec(buffer.toString());
		const envFileComposeFile = match && match[1].trim();
		if (envFileComposeFile) {
			return envFileComposeFile.split(cliHost.path.delimiter)
				.map(composeFile => cliHost.path.resolve(cwdForDefaultFiles, composeFile));
		}
	} catch (err) {
		if (!(err && (err.code === 'ENOENT' || err.code === 'EISDIR'))) {
			throw err;
		}
	}

	const defaultFiles = [cliHost.path.resolve(cwdForDefaultFiles, 'docker-compose.yml')];
	const override = cliHost.path.resolve(cwdForDefaultFiles, 'docker-compose.override.yml');
	if (await cliHost.isFile(override)) {
		defaultFiles.push(override);
	}
	return defaultFiles;
}