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Here are some tips on how to debug what is happening on the transition from groovy source code into the generated bytecode.

artifact | transformation | artifact
source (Foo.groovy) | GroovyLexer | antlr tokens
antlr tokens | GroovyRecognizer | antlr ast
antlr ast | AntlrParserPlugin | groovy ast
groovy ast | ??? | bytecode (Foo.class)


For these examples let's assume the file 'Hello.groovy' contains


To view the antlr tokens that the source code has been broken into you need to do the following in groovy-core subdirectory


To view the antlr AST that the recognized tokens have built

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