Method executeCommand

packages/just-bash/src/cli/shell.ts:114–152

(command: string)

  }

  private async executeCommand(command: string): Promise<void> {
    const trimmed = command.trim();

    // Skip empty commands
    if (!trimmed) {
      return;
    }

    // Add to history
    this.history.push(trimmed);

    // Handle shell built-ins that need special treatment
    if (trimmed === "exit" || trimmed.startsWith("exit ")) {
      const parts = trimmed.split(/\s+/);
      const exitCode = parts[1] ? parseInt(parts[1], 10) : 0;
      console.log("exit");
      process.exit(exitCode);
    }

    // Sync local history with Bash's history for the history command
    this.syncHistory();

    // Execute command in Bash
    try {
      const result = await this.env.exec(trimmed);

      if (result.stdout) {
        process.stdout.write(result.stdout);
      }

      if (result.stderr) {
        process.stderr.write(`${colors.red}${result.stderr}${colors.reset}`);
      }
    } catch (error) {
      console.error(
        `${colors.red}Error: ${getErrorMessage(error)}${colors.reset}`,
      );
    }
  }

  private printWelcome(): void {
    console.log(`