grammar VecMath; options { ASTLabelType=CommonTree; output=AST; language=CSharp3; } import VecMath_Lexer, VecMath_Parser; @lexer::namespace{Antlr3.Runtime.Test.Composition} @parser::namespace{Antlr3.Runtime.Test.Composition} public main : prog ; dummy : 'DUMMY' // 1. If the parser or the composite grammar does not contain a token, no lexer is generated. ;