Function symlinkSync

lib/fs.js:2230–2259

* Synchronously creates the link called `path` * pointing to `target`. * @param {string | Buffer | URL} target * @param {string | Buffer | URL} path * @param {string | null} [type] * @returns {void}

(target, path, type)

 * @returns {void}
 */
function symlinkSync(target, path, type) {
  const h = vfsState.handlers;
  if (h !== null) {
    const result = h.symlinkSync(target, path, type);
    if (result !== undefined) return;
  }
  validateOneOf(type, 'type', ['dir', 'file', 'junction', null, undefined]);
  if (isWindows && type == null) {
    const absoluteTarget = pathModule.resolve(`${path}`, '..', `${target}`);
    if (statSync(absoluteTarget, { throwIfNoEntry: false })?.isDirectory()) {
      type = 'dir';
    }
  }

  // Due to the nature of Node.js runtime, symlinks has different edge cases that can bypass
  // the permission model security guarantees. Thus, this API is disabled unless fs.read
  // and fs.write permission has been given.
  if (permission.isEnabled() && !permission.has('fs')) {
    throw new ERR_ACCESS_DENIED('fs.symlink API requires full fs.read and fs.write permissions.');
  }

  target = getValidatedPath(target, 'target');
  path = getValidatedPath(path);

  binding.symlink(
    preprocessSymlinkDestination(target, type, path),
    path,
    stringToSymlinkType(type),
  );
}

/**
 * Creates a new link from the `existingPath`