Recent questions tagged antlr3

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Firstly I know this grammar doesn't make sense but it was created to test out the ANTLR rule priority ... explain why this happens? Cheers See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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antlr3 - syntactic predicates - Upgrading from Antlr 3 to Antlr 4

I have syntactic predicated that I have to convert into the Antlr 4. The grammar is not written my me so ... )* | (elementSubsequent)+ ; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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antlr3 - How do I get an Antlr Parser rule to read from both default AND hidden channel

I use the normal whitespace separation into the hidden channel but I have one rule where I would like to ... rewrite Java examples if required. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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antlr3 - ANTLR 4 tree inject/rewrite operator

In ANTLR 3 you could just do the following: andExpression : (andnotExpression -> andnotExpression) (AND? a= ... in the new version? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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