Function executeDirect

lib/exec.ts:93–216

(
    command: string,
    args: string[],
    options: ExecutionOptions,
    filenameTransform?: FilenameTransformFunc,
)

}

export async function executeDirect(
    command: string,
    args: string[],
    options: ExecutionOptions,
    filenameTransform?: FilenameTransformFunc,
): Promise<UnprocessedExecResult> {
    options = options || {};
    const maxOutput = Math.min(options.maxOutput || 1024 * 1024, buffer.constants.MAX_STRING_LENGTH);
    const timeoutMs = options.timeoutMs || 0;
    const env = {...process.env, ...options.env};

    if (options.ldPath) {
        env.LD_LIBRARY_PATH = options.ldPath.join(path.delimiter);
    }

    if (options.wrapper) {
        args = args.slice(0); // prevent mutating the caller's arguments
        args.unshift(command);
        command = options.wrapper;

        if (command.startsWith('./')) command = path.join(process.cwd(), command);
    }

    let okToCache = true;
    let timedOut = false;
    // In WSL; run Windows-volume executables in a temp directory.
    const cwd = options.customCwd || (command.startsWith('/mnt') && process.env.wsl ? os.tmpdir() : undefined);
    logger.debug('Execution', {type: 'executing', command: command, args: args, env: env, cwd: cwd});
    const startTime = process.hrtime.bigint();

    const child = child_process.spawn(command, args, {
        cwd: cwd,
        env: env,
        detached: process.platform === 'linux',
    });
    let running = true;

    const kill =
        options.killChild ||
        (() => {
            if (running && child?.pid) {
                // Close the stdin pipe on our end, otherwise we'll get an EPIPE
                child.stdin.destroy();
                treeKill(child.pid);
            }
        });

    const streams = {
        stderr: [] as Buffer[],
        stdout: [] as Buffer[],
        truncated: false,
    };
    let timeout: NodeJS.Timeout | undefined;
    if (timeoutMs)
        timeout = setTimeout(() => {
            logger.warn(`Timeout for ${command} ${args} after ${timeoutMs}ms`);
            okToCache = false;
            timedOut = true;