Lexer and optional arguments

[Jean-Marc Lasgouttes]

Le 18/03/2022 à 18:45, Daniel a écrit :
> Is it possible to have optional arguments read with Lexer? I imagine 
> something like:
> 
> Command <Parameter1> [<Parameter2>]
> 
> So Parameter1 is necessary but Parameter2 is optional. The Lexer would 
> only look on the same line for an optional parameter.

Going back to old mails...

What is possible is to read one line with eatLine() and then parse it, 
possibly with the lexer itself.

Or do something like in Layout::readAlignPossible.

JMarc