Function tryReadSync

lib/fs.js:473–483

(fd, isUserFd, buffer, pos, len)

}

function tryReadSync(fd, isUserFd, buffer, pos, len) {
  let threw = true;
  let bytesRead;
  try {
    bytesRead = fs.readSync(fd, buffer, pos, len);
    threw = false;
  } finally {
    if (threw && !isUserFd) fs.closeSync(fd);
  }
  return bytesRead;
}

function tryReadSyncWithUserBuffer(fd, isUserFd, buffer, byteLengthName) {
  let pos = 0;