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java: demonstrate push parsers

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* data/skeletons/lalr1.java (Location): Make it a static class.
(Lexer.yylex, Lexer.getLVal, Lexer.getStartPos, Lexer.getEndPos):
These are not needed in push parsers.
* examples/java/calc/Calc.y: Demonstrate push parsers in the Java.
* doc/bison.texi: Push parsers have been supported for a long time,
remove incorrect statements stating the opposite.
This commit is contained in:
Akim Demaille
2020-05-02 09:01:34 +02:00
parent ac2ba46053
commit 13a1537dba
6 changed files with 55 additions and 48 deletions
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NEWS
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@@ -216,8 +216,8 @@ GNU Bison NEWS
*** Examples
There are now two examples in examples/java: a very simple calculator, and
one that tracks locations to provide accurate error messages.
There are now examples/java: a very simple calculator, and a more complete
one (push-parser, location tracking, and debug traces).
The lexcalc example (a simple example in C based on Flex and Bison) now
also demonstrates location tracking.