Method _runNpmScript

packages/cli/lib/base-generator.js:428–439

(projectDir, args)

  }

  _runNpmScript(projectDir, args) {
    return new Promise((resolve, reject) => {
      this.spawnCommand('npm', args, {
        // Disable stdout
        stdio: [process.stdin, 'ignore', process.stderr],
        cwd: projectDir,
      }).on('close', code => {
        if (code === 0) resolve();
        else reject(new Error('npm exit code: ' + code));
      });
    });
  }

  /**
   * Check if the generator should exit