Gregory Shrago

Created February 17, 2017 09:08

For expression parsing one can use Pratt parsing approach (the simplest bottom-up parsing case when it becomes just a loop). This is exactly what you need in that case. Expression parsing is descri...

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3. Expression handling in grammar-kit - issue with deep trees

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Edited February 09, 2017 14:07

Manual element type remapping:   1. PsiBuilder API way:  rule ::= some <<remap>> // remap after "some" is successfully parsed public static boolean remap(builder, level) {   m = builder.getLatestDo...

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3. Speeding up negative look-ahead with GrammarKit-based parsers

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Edited January 05, 2017 02:58

I use these approaches: 1. use the simplest lexer/token based lookaheads 2. minimize rollbacks by keeping already parsed parts via left rules, or manual frame.marker remapping 3. making parsing  le...

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Edited November 20, 2016 23:48

NoClassDefFoundError: If a class is not present in the created jar and is not present in classes.log.txt then it wasn't loaded. Run exactly same code with IntelliJ SDK and -verbose:class option fir...

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3. Standalone Parser Dependencies

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Created November 20, 2016 18:58

I've just added parseLight method that demonstrate the LighterAST usage: https://github.com/JetBrains/Grammar-Kit/commit/4bf573ce0ac You can use SyntaxTraverser API or PsiBuilder.getLightTree() dir...

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Created November 20, 2016 03:12

Just "Exclude from Compile" or delete everything related to diagramming. One doesn't need that for parsing ;-)

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Edited November 20, 2016 23:48

Hi, Due to its nature light-psi-all.jar needs to be rebuilt for each version. The process is hacky yet simple: 1. run the java code you want to run with -verbose:class option and save the output 2....

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Created November 04, 2016 17:03

Please include the exception stacktrace, it is not clear what exactly went wrong. Also SqlLanguage.INSTANCE usually cannot be used as is, you need to specify the SQL dialect instead.  

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3. How to use SqlLanguage in Plugin to reformat SQL

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Edited October 31, 2016 18:22

Here's recoverWhile HOWTO: https://github.com/JetBrains/Grammar-Kit/blob/master/HOWTO.md#22-using-recoverwhile-attribute .

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3. Grammar-kit: struggling with recoverWhile

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Created October 31, 2016 17:49

Hello Irina, The problem is that the sample is broken. I've explained it here to some degree: https://youtrack.jetbrains.com/issue/IJSDK-203

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3. Grammar-kit: struggling with recoverWhile

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