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Grammars
 
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In 1980, Georg Fischer described an '''Extensible LR(1) Parser Generator''' in his [[http://www.punctum.com/interest/diss/diss.html  PhD thesis]. The system was written in PL/1 at that time.
In 1980, Georg Fischer described the '''Extensible LR(1) Parser Generator''' EXTRA in his [http://www.punctum.com/interest/diss/diss.html  PhD thesis]. The system was written in PL/1 at that time.


This project is a recent attempt to re-write that parser generator in Java.
This project is a recent attempt to re-write that parser generator in Java. There is a [[JExtra/ModuleMap|mapping of the modules]] implemented so far.
 
===Grammars===
* [[JExtra/Test Grammars|Test Grammars]]

Latest revision as of 11:23, 8 September 2016

In 1980, Georg Fischer described the Extensible LR(1) Parser Generator EXTRA in his PhD thesis. The system was written in PL/1 at that time.

This project is a recent attempt to re-write that parser generator in Java. There is a mapping of the modules implemented so far.

Grammars