public void Test0()
{
Expression expression = Expression.Not(Expression.Constant(true));
ConditionalExpressionVisitor visitor = new ConditionalExpressionVisitor();
Expression result = visitor.Visit(expression);
Assert.IsType <ConstantExpression>(result);
Assert.IsType <bool>(((ConstantExpression)result).Value);
Assert.False((bool)((ConstantExpression)result).Value);
}
public override SyntaxNode VisitMethodDeclaration(MethodDeclarationSyntax method)
{
var marked = ClassVirtualizationVisitor.MarkedForVirtualization(method);
if (!marked.Item1)
{
return(method);
}
if (method.Body.DescendantNodes().OfType <StatementSyntax>().Count() <= METHOD_MIN_STATEMENTS)
{
return(method);
}
_virtualizationContext.Options = marked.Item2;
var oldBody = method.Body;
Debug.WriteLine("Method to be Refactored: " + method.Identifier);
//WARNING: Do Not Change Order!
var localDeclarationForceType = new LocalDeclarationConstantForceType(_virtualizationContext);
// must be before: comparison simplifier, IF refactoring
var switchConditionRefactoringVisitor = new SwitchConditionRefactoringVisitor();
var switchSectionRefactoringVisitor = new SwitchSectionRefactoringVisitor();
var switchStatementRefactoringVisitor = new SwitchStatementRefactoringVisitor();
var comparisonSignSimplifier = new ComparisonSignSimplifierVisitor();
var conditionalExpressionVisitor = new ConditionalExpressionVisitor();
var ifBranchRefactoringVisitor = new IfBranchesRefactoringVisitor();
var loopBodyRefactoringVisitor = new LoopBodyRefactoringVisitor();
var ifConditionRefactoringVisitor = new IfConditionRefactoringVisitor();
var forConditionRefactoringVisitor = new ForConditionRefactoringVisitor();
var whileConditionRefactoringVisitor = new WhileConditionRefactoringVisitor();
var doWhileConditionRefactoringVisitor = new DoWhileConditionRefactoringVisitor();
var composedAssignmentVisitor = new ComposedAssignmentVisitor();
var prePostOperationVisitor = new PrePostOperationVisitor();
var tryCatchVisitor = new TryCatchRefactoringVisitor(_virtualizationContext);
var parenthesisOperationVisitor = new ParenthesisOperationSimplifierVisitor(_virtualizationContext);
var multiplicativeOperationVisitor = new MultiplicativeOperationSimplifierVisitor(_virtualizationContext);
var additiveOperationVisitor = new AdditiveOperationSimplifierVisitor(_virtualizationContext);
var invocationExpressionVisitor = new InvocationExpressionSimplifier();
var memberAccessExpresionVisitor = new MemberAccessExpressionSimplifier();
oldBody = (BlockSyntax)localDeclarationForceType.Refactor(oldBody);
oldBody = (BlockSyntax)switchConditionRefactoringVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)switchSectionRefactoringVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)switchStatementRefactoringVisitor.Refactor(oldBody);
//IF branch before condition
oldBody = (BlockSyntax)conditionalExpressionVisitor.Visit(oldBody);
oldBody = (BlockSyntax)comparisonSignSimplifier.Visit(oldBody);
oldBody = (BlockSyntax)ifBranchRefactoringVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)ifConditionRefactoringVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)loopBodyRefactoringVisitor.Refactor(oldBody);
//FOR before while!
oldBody = (BlockSyntax)forConditionRefactoringVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)doWhileConditionRefactoringVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)whileConditionRefactoringVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)tryCatchVisitor.Visit(oldBody);
oldBody = (BlockSyntax)composedAssignmentVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)parenthesisOperationVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)multiplicativeOperationVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)additiveOperationVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)prePostOperationVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)invocationExpressionVisitor.Refactor(oldBody);
oldBody = (BlockSyntax)memberAccessExpresionVisitor.Refactor(oldBody);
string returnType = method.ReturnType.ToString();
if (returnType.Equals("void"))
{
oldBody = AddReturnToVoidMethod(oldBody);
}
var updatedMethod = method.ReplaceNode(method.Body, oldBody);
//TODO: fix formatting
// oldBody = (BlockSyntax) Formatter.Format(oldBody, texts, VisualStudioSolutionHandler.workspace);
updatedMethod = updatedMethod.NormalizeWhitespace().WithTriviaFrom(method);
// Console.WriteLine("Method Refactored: " + method.Identifier);
Debug.WriteLine("Method Refactored: " + method.Identifier);
return(updatedMethod);
}
