visual-lang-lab

Still under construction! Links point to VisualLangLab (on java.net) temporarily VisualLangLab is a visual IDE for development of parsers without code or script of any kind. It is simple in use, and easy to learn. Unlike other parser-generators, VisualLangLab represents parser rules as visual grammar-trees with distinct icons for the grammar-tree nodes. The following figures show how it represents the rules of the arithmetic expression parser in section 31.1 of Programming in Scala. The icons and annotations are explained fully in Editing the Grammar Tree. |expr|factor|term| |:---|:-----|:---| |