private IfStatement TraverseIfStatement(IfPartSyntax slips, ref int returnCnt, bool nested = false)
{
IfStatement ifStm = new IfStatement();
ifStm.IsNested = nested;
IfStatementSyntax iss = slips.Begin;
BinaryExpressionSyntax bes = iss.Condition as BinaryExpressionSyntax;
if (bes != null)
{
foreach (SyntaxNode sn in bes.DescendantNodesAndSelf())
{
if (sn is BinaryExpressionSyntax)
{
ifStm.ConditionCount++;
}
else if (sn is IdentifierNameSyntax)
{
Variables variable = new Variables();
variable.IsReferenced = true;
variable.Name = (sn as IdentifierNameSyntax).Identifier.ValueText;
ifStm.AccessedVars.Add(variable);
}
}
}
foreach (StatementSyntax ss in slips.Statements)
{
if (ss is AssignmentStatementSyntax)
{
//TODO: need to look at more than just then name!
Method tempMethod = TraverseAccessVars(ss as AssignmentStatementSyntax);
ifStm.AccessedVars.AddRange(tempMethod.AccessedVariables);
ifStm.InvokedMethods.AddRange(tempMethod.InvokedMethods);
}
else if (ss is LocalDeclarationStatementSyntax)
{
Method tempMethod = TraverseVarDecls(ss as LocalDeclarationStatementSyntax);
ifStm.AccessedVars.AddRange(tempMethod.AccessedVariables);
ifStm.InvokedMethods.AddRange(tempMethod.InvokedMethods);
}
else if (ss is SingleLineIfStatementSyntax)
{
Decisions decision = TraverseIfStatement(ss as SingleLineIfStatementSyntax, ref returnCnt, true);
ifStm.Nested.AddRange(decision.IfStatements);
ifStm.Nested.AddRange(decision.ElseStatements);
}
else if (ss is MultiLineIfBlockSyntax)
{
Decisions decisions = TraverseMultiIfStatement(ss as MultiLineIfBlockSyntax, ref returnCnt, true);
ifStm.Nested.AddRange(decisions.IfStatements);
ifStm.Nested.AddRange(decisions.ElseStatements);
}
else if (ss is ForBlockSyntax)
{
Decisions tempDecision = TraverseForStatement(ss as ForBlockSyntax, ref returnCnt, true);
ifStm.Nested.AddRange(tempDecision.IfStatements);
ifStm.Nested.AddRange(tempDecision.ElseStatements);
ifStm.Nested.AddRange(tempDecision.ForEachStatements);
ifStm.Nested.AddRange(tempDecision.ForStatements);
ifStm.Nested.AddRange(tempDecision.WhileLoops);
ifStm.Nested.AddRange(tempDecision.DoWhileLoops);
ifStm.Nested.AddRange(tempDecision.Catches);
ifStm.Nested.AddRange(tempDecision.SwitchStatements);
}
else if (ss is ElseStatementSyntax)
{
ifStm.Nested.Add(TravsereElseStatement(ss as ElseStatementSyntax, ref returnCnt, true));
}
else if (ss is SelectBlockSyntax)
{
ifStm.Nested.Add(TraverseSwitchStatement(ss as SelectBlockSyntax, ref returnCnt, true));
}
else if (ss is DoLoopBlockSyntax)
{
ifStm.Nested.Add(TraverseDoWhileLoop(ss as DoLoopBlockSyntax, ref returnCnt, true));
}
else if (ss is WhileBlockSyntax)
{
ifStm.Nested.Add(TraverseWhileLoop(ss as WhileBlockSyntax, ref returnCnt, true));
}
else if (ss is CallStatementSyntax)
{
ifStm.InvokedMethods.Add(TraverseInvokedMethod(ss as CallStatementSyntax));
}
else if (ss is ReturnStatementSyntax)
{
Method tempMethod = TraverseReturnStatement(ss as ReturnStatementSyntax);
ifStm.InvokedMethods.AddRange(tempMethod.InvokedMethods);
ifStm.AccessedVars.AddRange(tempMethod.AccessedVariables);
returnCnt++;
}
}
//!!!!!!!!!!!!!!!!!!Start Here!!!!!!!!!!!!!!!!!!!!!!!
return ifStm;
}
private Decisions TraverseIfStatements(IfStatementSyntax iss, ref int exitPoints, bool nested = false)
{
Decisions retDecision = new Decisions();
IfStatement ifStm = new IfStatement();
if (iss.HasLeadingTrivia)
{
SetOuterComments(ifStm, iss.GetLeadingTrivia().ToFullString());
}
if (iss.HasTrailingTrivia)
{
SetInnerComments(ifStm, iss.GetTrailingTrivia().ToFullString());
}
ifStm.IsNested = nested;
//public int ExpressionListEndLn { get; set; }
//public int ExpressionListStartLn { get; set; }
//public bool IsNested { get; set; }
ExpressionSyntax es = iss.Condition;
var binaryExpressions = from aBinaryExpression in iss.Condition.DescendantNodesAndSelf().OfType<BinaryExpressionSyntax>() select aBinaryExpression;
ifStm.ConditionCount = binaryExpressions.Count();
//This area is for the conditions i.e. the stuff in the () of if ()
foreach (BinaryExpressionSyntax bes in binaryExpressions)
{
Method tempMethod = TraverseBinaryExpression(bes);
ifStm.AccessedVars.AddRange(tempMethod.AccessedVariables);
ifStm.InvokedMethods.AddRange(tempMethod.InvokedMethods);
}
//TODO handle catches (if there are even catches inside if statements)
var catches = from aCatch in iss.ChildNodes().OfType<CatchClauseSyntax>() select aCatch;
foreach (CatchClauseSyntax ccs in catches)
{
Decisions tempCatch = TraverseCatchClauses(ccs, ref exitPoints, true);
ifStm.Nested.AddRange(tempCatch.Catches);
}
//TODO need to handle else clauses
var elses = from aElse in iss.ChildNodes().OfType<ElseClauseSyntax>() select aElse;
foreach (ElseClauseSyntax ecs in elses)
{
//TODO
//Traverse ElseClauseSyntax
Decisions tempElse = TraverseElseClauses(ecs, ref exitPoints, true);
ifStm.Nested.AddRange(tempElse.ElseStatements);
#region old code with method return
//ifStm.InvokedMethods.AddRange(tempElse.InvokedMethods);
//ifStm.AccessedVars.AddRange(tempElse.AccessedVars);
//ifStm.Nested.Add(tempElse);
//foreach (BaseDecisions bd in ifStm.Nested)
//{
// bd.IsNested = true;
//}
#endregion
}
//TODO need to find a way to return both nested
//and invoked methods / accessedvars to the parent method
var statements = from aStatement in iss.Statement.ChildNodes().OfType<StatementSyntax>() select aStatement;
List<BaseDecisions> retBd = new List<BaseDecisions>();
List<InvokedMethod> retIm = new List<InvokedMethod>();
#region Nested and Invoked Methods and accessed vars
foreach (StatementSyntax ss in statements)
{
//if (ss is BreakStatementSyntax)
//{
//}
//else if (ss is CheckedStatementSyntax)
//{
//}
//else if (ss is ContinueStatementSyntax)
//{
//}
if (ss is DoStatementSyntax)
{
Decisions dwl = TraverseDoStatements(ss as DoStatementSyntax, ref exitPoints, true);
ifStm.Nested.AddRange(dwl.DoWhileLoops);
//dwl.IsNested = true;
//ifStm.Nested.Add(dwl);
}
//else if (ss is EmptyStatementSyntax)
//{
//}
else if (ss is ExpressionStatementSyntax)
{
Method tempMethod = TraverseExpressionStatementSyntax(ss as ExpressionStatementSyntax);
ifStm.AccessedVars.AddRange(tempMethod.AccessedVariables);
ifStm.InvokedMethods.AddRange(tempMethod.InvokedMethods);
}
//else if (ss is FixedStatementSyntax)
//{
//}
else if (ss is ForEachStatementSyntax)
{
Decisions fes = TraverseForEachStatements(ss as ForEachStatementSyntax, ref exitPoints, true);
ifStm.Nested.AddRange(fes.ForEachStatements);
//fes.IsNested = true;
//ifStm.Nested.Add(fes);
}
else if (ss is ForStatementSyntax)
{
Decisions fs = TraverseForStatements(ss as ForStatementSyntax, ref exitPoints, true);
ifStm.Nested.AddRange(fs.ForStatements);
//fs.IsNested = true;
//ifStm.Nested.Add(fs);
}
//else if (ss is GotoStatementSyntax)
//{
//}
else if (ss is IfStatementSyntax)
{
Decisions decision = TraverseIfStatements(ss as IfStatementSyntax, ref exitPoints, true);
ifStm.Nested.AddRange(decision.IfStatements);
}
//else if (ss is LabeledStatementSyntax)
//{
// BaseDecisions bd = new BaseDecisions();
// bd.IsNested = true;
// bd.Nested.Add(TraverseLabelStatements(ss as LabeledStatementSyntax));
// retIf.Nested.Add(bd);
//}
else if (ss is LocalDeclarationStatementSyntax)
{
Model.Type tempType = new Model.Type();
LocalDeclarationStatementSyntax ldss = ss as LocalDeclarationStatementSyntax;
if (ldss.Declaration != null)
{
VariableDeclarationSyntax vds = ldss.Declaration;
tempType.Name = vds.Type.ToString();
tempType.IsKnownType = true;
tempType.IsNotUserDefined = true;
}
Method tempMethod = TransverseAccessVars(ss as LocalDeclarationStatementSyntax);
//NOT SURE if this will work but here goes
tempMethod.AccessedVariables[0].Type = tempType;
ifStm.AccessedVars.AddRange(tempMethod.AccessedVariables);
ifStm.InvokedMethods.AddRange(tempMethod.InvokedMethods);
}
//else if (ss is LockStatementSyntax)
//{
//}
else if (ss is ReturnStatementSyntax)
{
exitPoints++;
}
else if (ss is SwitchStatementSyntax)
{
Decisions switchStm = TraverseSwitchStatements(ss as SwitchStatementSyntax, ref exitPoints, true);
ifStm.Nested.AddRange(switchStm.SwitchStatements);
//switchStm.IsNested = true;
//ifStm.Nested.Add(switchStm);
}
//else if (ss is ThrowStatementSyntax)
//{
//}
//else if (ss is TryStatementSyntax)
//{
//}
//else if (ss is UnsafeStatementSyntax)
//{
//}
//else if (ss is UsingStatementSyntax)
//{
// //using list?
//}
else if (ss is WhileStatementSyntax)
{
Decisions wl = TraverseWhileLoops(ss as WhileStatementSyntax, ref exitPoints, true);
ifStm.Nested.AddRange(wl.WhileLoops);
//wl.IsNested = true;
//ifStm.Nested.Add(wl);
}
//else if (ss is YieldStatementSyntax)
//{
//}
}
#endregion
retDecision.IfStatements.Add(ifStm);
return retDecision;
}