question: the default implementation does nothing . concode_field_sep PlaceHolder placeHolder concode_field_sep void exitDeclare concode_elem_sep void exitListdecl concode_elem_sep void enterNondefcommand concode_elem_sep void exitList2decl concode_elem_sep void exitFuncprocbody concode_elem_sep void enterProg concode_elem_sep void enterIfexpr concode_elem_sep void enterTrueprog concode_elem_sep void enterIfelseexpr concode_elem_sep void exitNondefcommand concode_elem_sep void enterIfnondefprog concode_elem_sep void exitWhileloop concode_elem_sep void enterCommand concode_elem_sep void enterFuncproccallbody concode_elem_sep void exitIfstate concode_elem_sep void exitIfnondefprog concode_elem_sep void exitTrueprog concode_elem_sep void enterEveryRule concode_elem_sep void exitFuncproccallbody concode_elem_sep void exitIfelseexpr concode_elem_sep void exitAssign concode_elem_sep void enterFuncprocbody concode_elem_sep void enterPrintstate concode_elem_sep void enterWhilenondefprog concode_elem_sep void enterElsenondefprog concode_elem_sep void enterWhileloop concode_elem_sep void enterList2decl concode_elem_sep void exitElsenondefprog concode_elem_sep void exitIntdecl concode_elem_sep void enterExpr concode_elem_sep void enterIntexpr concode_elem_sep void enterListexpr concode_elem_sep void exitExpr concode_elem_sep void enterWhileexpr concode_elem_sep void exitFuncproccall concode_elem_sep void exitIntexpr concode_elem_sep void enterForloop concode_elem_sep void exitIfexpr concode_elem_sep void exitList2expr concode_elem_sep void exitEveryRule concode_elem_sep void exitCommand concode_elem_sep void exitListexpr concode_elem_sep void exitReturnstate concode_elem_sep void exitPrintstate concode_elem_sep void exitFuncdef concode_elem_sep void enterProcdef concode_elem_sep void enterFuncproccall concode_elem_sep void exitProg concode_elem_sep void exitNondefprog concode_elem_sep void enterReturnstate concode_elem_sep void enterList2expr concode_elem_sep void exitWhileexpr concode_elem_sep void enterIfelsestate concode_elem_sep void exitWhilenondefprog concode_elem_sep void exitIfelsestate concode_elem_sep void enterListdecl concode_elem_sep void visitErrorNode concode_elem_sep void enterIntdecl concode_elem_sep void enterIfelsenondefprog concode_elem_sep void enterFuncdef concode_elem_sep void exitProcdef concode_elem_sep void exitIfelsenondefprog concode_elem_sep void visitTerminal concode_elem_sep void exitForloop concode_elem_sep void enterNondefprog concode_elem_sep void enterAssign concode_elem_sep void enterDeclare
target: void function ( LPPParser . IfstateContext arg0 ) { }