Function getProcessIdOnPort

packages/react-dev-utils/getProcessForPort.js:28–32

(port)

}

function getProcessIdOnPort(port) {
  return execFileSync('lsof', ['-i:' + port, '-P', '-t', '-sTCP:LISTEN'], execOptions)
    .split('\n')[0]
    .trim();
}

function getPackageNameInDirectory(directory) {
  var packagePath = path.join(directory.trim(), 'package.json');