antlr.CommonAST
that includes extra information about the AST's location. This information is the file and line number where the AST was created. To use this AST node in your tree structure, assuming your antlr.TreeParser is called parser, use parser.setASTNOdeCLass(SymTabAST.class.getName()); make sure you also call setTokenObjectClass for the lexer as well
@see SymTabToken
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