Code completion result for source line:
testOptionalPa|rameter("nevim", "nevim2");
(QueryType=COMPLETION, prefixSearch=false, caseSensitive=true)
------------------------------------
METHOD     testOptionalParameter(mandator  [PUBLIC]   issue223104.js

Documentation:

This is a function with optional parameters.

Parameters:

String mandatory First parameter
String optional [optional]
Second parameter

Returns:

Type: String
Description: empty string