public override void EnterStatement(ProgramClassParser.StatementContext context)
{
if (context.ExecStatement() != null) Enter(new Exec((ExecStatement)context.ExecStatement().Symbol), context);
else if (context.evaluateStatementWithBody() != null) { }// Node will be created in EnterEvaluateStatementWithBody
else if (context.ifStatementWithBody() != null) { }// Node will be created in EnterIfStatementWithBody
else if (context.performStatementWithBody() != null) { }// Node will be created in EnterPerformStatementWithBody
else if (context.PerformProcedureStatement() != null) Enter(new PerformProcedure((PerformProcedureStatement)context.PerformProcedureStatement().Symbol), context);
else if (context.searchStatementWithBody() != null) { }// Node will be created in EnterSearchStatementWithBody
// -- arithmetic --
else if (context.AddStatement() != null) Enter(new Add((AddStatement)context.AddStatement().Symbol), context);
else if (context.addStatementConditional() != null) { }// Node will be created in EnterAddStatementConditional
else if (context.ComputeStatement() != null) Enter(new Compute((ComputeStatement)context.ComputeStatement().Symbol), context);
else if (context.computeStatementConditional() != null) { }// Node will be created in EnterComputeStatementConditional
else if (context.DivideStatement() != null) Enter(new Divide((DivideStatement)context.DivideStatement().Symbol), context);
else if (context.divideStatementConditional() != null) { }// Node will be created in EnterDivideStatementConditional
else if (context.MultiplyStatement() != null) Enter(new Multiply((MultiplyStatement)context.MultiplyStatement().Symbol), context);
else if (context.multiplyStatementConditional() != null) { }// Node will be created in EnterMultiplyStatementConditional
else if (context.SubtractStatement() != null) Enter(new Subtract((SubtractStatement)context.SubtractStatement().Symbol), context);
else if (context.subtractStatementConditional() != null) { }// Node will be created in EnterSubtractStatementConditional
// -- file --
else if (context.OpenStatement() != null) Enter(new Open((OpenStatement)context.OpenStatement().Symbol), context);
else if (context.CloseStatement() != null) Enter(new Close((CloseStatement)context.CloseStatement().Symbol), context);
else if (context.ReadStatement() != null) Enter(new Read((ReadStatement)context.ReadStatement().Symbol), context);
else if (context.readStatementConditional() != null) { }// Node will be created in EnterReadStatementConditional
else if (context.RewriteStatement() != null) Enter(new Rewrite((RewriteStatement)context.RewriteStatement().Symbol), context);
else if (context.rewriteStatementConditional() != null) { }// Node will be created in EnterRewriteStatementConditional
else if (context.WriteStatement() != null) Enter(new Write((WriteStatement)context.WriteStatement().Symbol), context);
else if (context.writeStatementConditional() != null) { }// Node will be created in EnterWriteStatementConditional
// -- data movement --
else if (context.MoveStatement() != null) Enter(new Move((MoveStatement)context.MoveStatement().Symbol), context);
else if (context.SetStatement() != null) Enter(new Set((SetStatement)context.SetStatement().Symbol), context);
// -- other --
else if (context.AcceptStatement() != null) Enter(new Accept((AcceptStatement)context.AcceptStatement().Symbol), context);
else if (context.AlterStatement() != null) Enter(new Alter((AlterStatement)context.AlterStatement().Symbol), context);
else if (context.CallStatement() != null) Enter(new Call((CallStatement)context.CallStatement().Symbol), context);
else if (context.callStatementConditional() != null) { }// Node will be created in EnterCallStatementConditional
else if (context.CancelStatement() != null) Enter(new Cancel((CancelStatement)context.CancelStatement().Symbol), context);
else if (context.ContinueStatement() != null) Enter(new Continue((ContinueStatement)context.ContinueStatement().Symbol), context);
else if (context.DeleteStatement() != null) Enter(new Delete((DeleteStatement)context.DeleteStatement().Symbol), context);
else if (context.deleteStatementConditional() != null) { }// Node will be created in EnterDeleteStatementConditional
else if (context.DisplayStatement() != null) Enter(new Display((DisplayStatement)context.DisplayStatement().Symbol), context);
else if (context.EntryStatement() != null) Enter(new Entry((EntryStatement)context.EntryStatement().Symbol), context);
else if (context.ExitStatement() != null) Enter(new Exit((ExitStatement)context.ExitStatement().Symbol), context);
else if (context.ExitMethodStatement() != null) Enter(new ExitMethod((ExitMethodStatement)context.ExitMethodStatement().Symbol), context);
else if (context.ExitProgramStatement() != null) Enter(new ExitProgram((ExitProgramStatement)context.ExitProgramStatement().Symbol), context);
else if (context.GobackStatement() != null) Enter(new Goback((GobackStatement)context.GobackStatement().Symbol), context);
else if (context.GotoStatement() != null) Enter(new Goto((GotoStatement)context.GotoStatement().Symbol), context);
else if (context.InitializeStatement() != null) Enter(new Initialize((InitializeStatement)context.InitializeStatement().Symbol), context);
else if (context.InspectStatement() != null) Enter(new Inspect((InspectStatement)context.InspectStatement().Symbol), context);
else if (context.InvokeStatement() != null) Enter(new Invoke((InvokeStatement)context.InvokeStatement().Symbol), context);
else if (context.invokeStatementConditional() != null) { }// Node will be created in EnterInvokeStatementConditional
else if (context.MergeStatement() != null) Enter(new Merge((MergeStatement)context.MergeStatement().Symbol), context);
else if (context.PerformProcedureStatement() != null) Enter(new PerformProcedure((PerformProcedureStatement)context.PerformProcedureStatement().Symbol), context);
else if (context.ReleaseStatement() != null) Enter(new Release((ReleaseStatement)context.ReleaseStatement().Symbol), context);
else if (context.ReturnStatement() != null) Enter(new Return((ReturnStatement)context.ReturnStatement().Symbol), context);
else if (context.returnStatementConditional() != null) { }// Node will be created in EnterReturnStatementConditional
else if (context.SortStatement() != null) Enter(new Sort((SortStatement)context.SortStatement().Symbol), context);
else if (context.StartStatement() != null) Enter(new Start((StartStatement)context.StartStatement().Symbol), context);
else if (context.startStatementConditional() != null) { }// Node will be created in EnterStartStatementConditional
else if (context.StopStatement() != null) Enter(new Stop((StopStatement)context.StopStatement().Symbol), context);
else if (context.StringStatement() != null) Enter(new Nodes.String((StringStatement)context.StringStatement().Symbol), context);
else if (context.stringStatementConditional() != null) { }// Node will be created in EnterStringStatementConditional
else if (context.UnstringStatement() != null) Enter(new Unstring((UnstringStatement)context.UnstringStatement().Symbol), context);
else if (context.unstringStatementConditional() != null) { }// Node will be created in EnterUnstringStatementConditional
else if (context.XmlGenerateStatement() != null) Enter(new XmlGenerate((XmlGenerateStatement)context.XmlGenerateStatement().Symbol), context);
else if (context.xmlGenerateStatementConditional() != null) { }// Node will be created in EnterXmlGenerateStatementConditional
else if (context.XmlParseStatement() != null) Enter(new XmlParse((XmlParseStatement)context.XmlParseStatement().Symbol), context);
else if (context.xmlParseStatementConditional() != null) { }// Node will be created in EnterXmlParseStatementConditional
else if (context.GetText().Length < 1) skipEmptyStatement = true;
else throw new NotImplementedException("Implementation error: \""+context.GetText()+"\"["+context.GetType().Name+']');
}