[antlr-interest] Don't want to pervert reference grammar like Terence Parr one on Java 1.5
Randall R Schulz
rschulz at sonic.net
Fri Nov 14 06:36:09 PST 2008
On Wednesday 12 November 2008 13:37, Johannes Luber wrote:
> ...
>
> AFAIK, there is a whitepaper on a tool named gdiff, which would be a
> specialized diff for grammars. It would ignore actions and focus only
> on the grammar structure. But I don't know how far the implementation
> has been realized.
>
> Johannes
Are you referring to gDiff?
<http://www.antlr.org/wiki/display/ANTLR3/gDiff+-+Grammar+Diff+Tool>
It looks like the software exists, but I cannot find the whitepaper you
mention. I'm curious about the tree differencing algorithms that
presumably underly its operation.
Randall Schulz
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