Posted by sanjay_dasgupta
on December 13, 2011 at 10:18 PM PST
A new tutorial exercises VisualLangLab using all the examples and techniques in Chapter-3 "A Quick Tour for the Impatient" of the book "The Definitive ANTLR Reference". A new "WildCard" pseudo-token that matches any other defined token has been added to facilitate recovery from grammar errors in the input. Read about the various other improvements that make VisualLangLab even more user-friendly.
A new tutorial that exercises VisualLangLab using all the examples and techniques in Chapter-3, A Quick Tour for the Impatient, of the book The Definitive ANTLR Reference can be found at this link .
Various other improvements have been made in version 7:
- A new WildCard pseudo-token that matches any defined token has been added to facilitate recovery from errors in the grammar.
- Each part of the AST description is now tagged with the contributing sub-rule's description field to clarify the sub-rule to AST-segment association.
- Intuitive icons have been added to the rule-tree's context menus
- use of the token-creation dialogs have been simplified
These changes make VisualLangLab even more powerful and user friendly.