public override object VisitLocalVariableDeclaration(LocalVariableDeclaration localVariableDeclaration, object data)
{
if (searchedMember is LocalVariable)
{
LocalVariable searchedVariable = (LocalVariable)searchedMember;
ICSharpCode.NRefactory.Ast.INode parent = localVariableDeclaration.Parent;
while (parent != null && !(parent is MemberNode) && !(parent is ParametrizedNode))
{
parent = parent.Parent;
}
if (parent != null &&
localVariableDeclaration.StartLocation.Line == searchedVariable.Location.Line &&
localVariableDeclaration.StartLocation.Column == searchedVariable.Location.Column &&
parent.StartLocation.Line == searchedVariable.DeclaringMember.Location.Line &&
parent.StartLocation.Column == searchedVariable.DeclaringMember.Location.Column)
{
foreach (VariableDeclaration decl in localVariableDeclaration.Variables)
{
if (decl.Name == searchedMemberName)
{
AddUniqueReference(decl.StartLocation.Y, decl.StartLocation.X, searchedMemberName);
}
}
}
}
return(base.VisitLocalVariableDeclaration(localVariableDeclaration, data));
}
public override List <Change> PerformChanges(RefactoringOptions options, object prop)
{
IResolver resolver = options.GetResolver();
List <Change> result = new List <Change> ();
INRefactoryASTProvider provider = options.GetASTProvider();
if (resolver == null || provider == null)
{
return(result);
}
TypeDeclaration newType = new TypeDeclaration(ICSharpCode.NRefactory.Ast.Modifiers.None, null);
newType.Name = createExpression.CreateType.Type;
newType.Type = GetNewTypeType();
ConstructorDeclaration constructor = new ConstructorDeclaration(newType.Name, ICSharpCode.NRefactory.Ast.Modifiers.Public, null, null);
constructor.Body = new BlockStatement();
int i = 0;
foreach (Expression expression in createExpression.Parameters)
{
i++;
string output = provider.OutputNode(options.Dom, expression);
string parameterName;
if (Char.IsLetter(output[0]) || output[0] == '_')
{
parameterName = output;
}
else
{
parameterName = "par" + i;
}
ResolveResult resolveResult2 = resolver.Resolve(new ExpressionResult(output), options.ResolveResult.ResolvedExpression.Region.Start);
TypeReference typeReference = new TypeReference(resolveResult2.ResolvedType.ToInvariantString());
typeReference.IsKeyword = true;
ParameterDeclarationExpression pde = new ParameterDeclarationExpression(typeReference, parameterName);
constructor.Parameters.Add(pde);
}
ICSharpCode.NRefactory.Ast.INode node = newType;
IType curType = options.Document.CompilationUnit.GetTypeAt(options.Document.Editor.Caret.Line, options.Document.Editor.Caret.Column);
if (curType != null && !string.IsNullOrEmpty(curType.Namespace))
{
NamespaceDeclaration namespaceDeclaration = new NamespaceDeclaration(curType.Namespace);
namespaceDeclaration.Children.Add(newType);
node = namespaceDeclaration;
}
newType.Children.Add(constructor);
string fileName = GetName(Path.Combine(Path.GetDirectoryName(options.Document.FileName), newType.Name + Path.GetExtension(options.Document.FileName)));
string header = options.Dom.Project is DotNetProject?StandardHeaderService.GetHeader(options.Dom.Project, fileName, true) + Environment.NewLine : "";
CreateFileChange createFile = new CreateFileChange(fileName, header + provider.OutputNode(options.Dom, node));
result.Add(createFile);
result.Add(new OpenFileChange(fileName));
return(result);
}
internal static void EvaluateComplexityMetrics(ICSharpCode.NRefactory.Ast.INode method, MethodProperties props)
{
props.CyclometricComplexity = 1;
props.LOCReal = 0;
props.NumberOfVariables = 0;
cls = props.ParentClass;
ASTVisitor ctxAstVisitor = new ASTVisitor();
if (method is MethodDeclaration)
{
foreach (var statement in ((MethodDeclaration)method).Body.Children)
{
ctxAstVisitor.VisitStatement(statement, props);
}
}
else if (method is ConstructorDeclaration)
{
foreach (var statement in ((ConstructorDeclaration)method).Body.Children)
{
ctxAstVisitor.VisitStatement(statement, props);
}
}
cls.CyclometricComplexity += props.CyclometricComplexity;
}
bool DoCaseCompletion(SharpDevelopTextAreaControl editor)
{
ICSharpCode.TextEditor.Caret caret = editor.ActiveTextAreaControl.Caret;
NRefactoryResolver r = new NRefactoryResolver(LanguageProperties.CSharp);
if (r.Initialize(ParserService.GetParseInformation(editor.FileName), caret.Line + 1, caret.Column + 1))
{
AST.INode currentMember = r.ParseCurrentMember(editor.Text);
if (currentMember != null)
{
CaseCompletionSwitchFinder ccsf = new CaseCompletionSwitchFinder(caret.Line + 1, caret.Column + 1);
currentMember.AcceptVisitor(ccsf, null);
if (ccsf.bestStatement != null)
{
r.RunLookupTableVisitor(currentMember);
ResolveResult rr = r.ResolveInternal(ccsf.bestStatement.SwitchExpression, ExpressionContext.Default);
if (rr != null && rr.ResolvedType != null)
{
return(ProvideContextCompletion(editor, rr.ResolvedType, ' '));
}
}
}
}
return(false);
}
bool IsSearchedNode(ICSharpCode.NRefactory.Ast.INode node)
{
if (node == null || node.StartLocation.IsEmpty)
{
return(false);
}
foreach (var tuple in searchedMembers)
{
var searchedMember = tuple.Item1;
var searchedMemberFile = tuple.Item3;
var searchedMemberLocation = tuple.Item4;
if (searchedMember is CompoundType)
{
foreach (IType part in ((CompoundType)searchedMember).Parts)
{
if (fileName == part.CompilationUnit.FileName &&
node.StartLocation.Line == part.Location.Line
// && node.StartLocation.Column == part.Location.Column
)
{
return(true);
}
}
}
return((string.IsNullOrEmpty(searchedMemberFile) || fileName == searchedMemberFile) &&
node.StartLocation.Line == searchedMemberLocation.Line
// && node.StartLocation.Column == this.searchedMemberLocation.Column
);
}
return(false);
}
void CheckNode(ICSharpCode.NRefactory.Ast.INode node)
{
if (IsSearchedNode(node))
{
int line, column;
if (SearchText(searchedMemberName, node.StartLocation.Line, node.StartLocation.Column, out line, out column))
{
AddUniqueReference(line, column, searchedMemberName);
}
}
}
public override bool IsValid(RefactoringOptions options)
{
if (!(options.SelectedItem is LocalVariable))
{
// Console.WriteLine ("!!! Item is not LocalVariable");
return(false);
}
ICSharpCode.NRefactory.Ast.INode result = GetMemberBodyNode(options);
if (result == null)
{
return(false);
}
return(true);
}
private void VisitStatement(ICSharpCode.NRefactory.Ast.INode statement, MethodProperties meth)
{
try{
if (statement is BlockStatement)
{
VisitStatement((BlockStatement)statement, meth);
}
else if (statement is IfElseStatement)
{
VisitStatement((IfElseStatement)statement, meth);
}
else if (statement is ElseIfSection)
{
VisitStatement((ElseIfSection)statement, meth);
}
else if (statement is ForeachStatement)
{
VisitStatement((ForeachStatement)statement, meth);
}
else if (statement is ForStatement)
{
VisitStatement((ForStatement)statement, meth);
}
else if (statement is ForNextStatement)
{
VisitStatement((ForNextStatement)statement, meth);
}
else if (statement is DoLoopStatement)
{
VisitStatement((DoLoopStatement)statement, meth);
}
else if (statement is SwitchStatement)
{
VisitStatement((SwitchStatement)statement, meth);
}
else if (statement is LocalVariableDeclaration)
{
VisitStatement((LocalVariableDeclaration)statement, meth);
}
else if (statement is ExpressionStatement)
{
VisitStatement((ExpressionStatement)statement, meth);
}
}catch (Exception ex) {
Console.WriteLine(ex.ToString());
}
//See other potential types to exploit
}
public MethodProperties(IMethod m)
{
mthd = m;
mthdAst = null;
ParameterList = new List <string> (0);
foreach (var param in m.Parameters)
{
ParameterList.Add(param.ReturnType.FullName);
}
AfferentCoupling = 0;
EfferentCoupling = 0;
FilePath = "";
this.FullName = mthd.FullName;
this.StartLine = mthd.BodyRegion.Start.Line;
this.EndLine = mthd.BodyRegion.End.Line;
}
private static void ProcessNode(MetricsContext ctx, ICSharpCode.NRefactory.Ast.INode node)
{
if (node is UsingStatement)
{
//TODO do something (something to do with afferent and efferent coupling of namespaces)
}
else if (node is NamespaceDeclaration)
{
try {
PrefixName.Push(((NamespaceDeclaration)node).Name);
LOCEvaluate.EvaluateNamespaceLOC(ctx, (NamespaceDeclaration)node);
PrefixName.Pop();
} catch (Exception e) {
}
}
else if (node is TypeDeclaration)
{
LOCEvaluate.EvaluateTypeLOC(ctx, null, (TypeDeclaration)node, node.StartLocation.Line);
}
}
protected override void BeginVisit(ICSharpCode.NRefactory.Ast.INode node)
{
StatementWithEmbeddedStatement embedded = node as StatementWithEmbeddedStatement;
if (embedded != null)
{
if (ContainsLocation(embedded.EmbeddedStatement))
{
statementStack.Push(embedded);
}
}
// if ... else ... is a special case
if (node is IfElseStatement)
{
IfElseStatement ifElse = (IfElseStatement)node;
if (ifElse.TrueStatement.Count > 0 && ContainsLocation(ifElse.TrueStatement[0]) || ifElse.FalseStatement.Count > 0 && ContainsLocation(ifElse.FalseStatement[0]))
{
statementStack.Push(ifElse);
}
}
}
public override List <Change> PerformChanges(RefactoringOptions options, object properties)
{
ICSharpCode.NRefactory.Ast.INode memberNode = GetMemberBodyNode(options);
List <Change> changes = new List <Change> ();
if (memberNode == null)
{
return(null);
}
try {
// Console.WriteLine ("AcceptVisitor");
// Console.WriteLine ("Start: " + memberNode.StartLocation.ToString () + " - End: " + memberNode.EndLocation.ToString ());
memberNode.AcceptVisitor(new IntegrateTemporaryVariableVisitor(), new IntegrateTemporaryVariableVisitorOptions(changes, options));
// Console.WriteLine ("AcceptVisitor done");
} catch (IntegrateTemporaryVariableException e) {
// Console.WriteLine ("Exception catched");
MessageService.ShowError("Could not perform integration : ", e.Message);
return(new List <Change>());
}
// Console.WriteLine ("Changes calculated");
return(changes);
}
public MethodProperties(ICSharpCode.NRefactory.Ast.INode m, ClassProperties prop)
{
mthd = null;
ParameterList = new List <string> (0);
if (m is MethodDeclaration)
{
mthdAst = (MethodDeclaration)m;
VisitMethodMember((MethodDeclaration)m, prop);
this.FullName = prop.FullName + "." + ((MethodDeclaration)m).Name.Substring(((MethodDeclaration)m).Name.LastIndexOf(".") + 1);
}
else if (m is ConstructorDeclaration)
{
mthdAst = (ConstructorDeclaration)m;
VisitConstructorMember((ConstructorDeclaration)m, prop);
this.FullName = prop.FullName + "." + ((ConstructorDeclaration)m).Name.Substring(((ConstructorDeclaration)m).Name.LastIndexOf(".") + 1);
}
AfferentCoupling = 0;
EfferentCoupling = 0;
FilePath = "";
this.ParentClass = prop;
this.StartLine = mthdAst.StartLocation.Line;
this.EndLine = mthdAst.EndLocation.Line;
}
public MethodProperties (IMethod m)
{
mthd = m;
mthdAst = null;
ParameterList = new List<string> (0);
foreach(var param in m.Parameters) {
ParameterList.Add(param.ReturnType.FullName);
}
AfferentCoupling=0;
EfferentCoupling=0;
FilePath="";
this.FullName = mthd.FullName;
this.StartLine = mthd.BodyRegion.Start.Line;
this.EndLine = mthd.BodyRegion.End.Line;
}
private static void ProcessMethod(MetricsContext ctx, ICSharpCode.NRefactory.Ast.INode method, IProperties parentClass)
{
if (method == null)
{
return;
}
StringBuilder methodName = new StringBuilder("");
string[] PrefixArray = PrefixName.ToArray();
for (int i = 0; i < PrefixArray.Length; i++)
{
methodName.Append(PrefixArray[PrefixArray.Length - i - 1] + ".");
}
List <string> methodParameterList = new List <string>(0);
if (method is MethodDeclaration)
{
methodName.Append(((MethodDeclaration)method).Name);
foreach (ParameterDeclarationExpression pde in ((MethodDeclaration)method).Parameters)
{
string type = pde.TypeReference.Type;
if (type.Contains("."))
{
type = type.Substring(type.LastIndexOf(".") + 1);
}
methodParameterList.Add(type);
}
}
else if (method is ConstructorDeclaration)
{
methodName.Append(((ConstructorDeclaration)method).Name);
foreach (ParameterDeclarationExpression pde in ((ConstructorDeclaration)method).Parameters)
{
string type = pde.TypeReference.Type;
if (type.Contains("."))
{
type = type.Substring(type.LastIndexOf(".") + 1);
}
methodParameterList.Add(type);
}
}
StringBuilder MethodKey = new StringBuilder();
MethodKey.Append(methodName.ToString() + " ");
foreach (string paramName in methodParameterList)
{
MethodKey.Append(paramName + " ");
}
try{
if (parentClass is ClassProperties)
{
if (!(parentClass as ClassProperties).Methods.ContainsKey(MethodKey.ToString()))
{
if (method is MethodDeclaration)
{
(parentClass as ClassProperties).Methods.Add(MethodKey.ToString(), new MethodProperties((MethodDeclaration)method, parentClass as ClassProperties));
}
else if (method is ConstructorDeclaration)
{
(parentClass as ClassProperties).Methods.Add(MethodKey.ToString(), new MethodProperties((ConstructorDeclaration)method, parentClass as ClassProperties));
}
}
var currentMethodReference = (parentClass as ClassProperties).Methods[MethodKey.ToString()];
//Calculate all metrics here
ASTVisitor.EvaluateComplexityMetrics(method, currentMethodReference);
LOCEvaluate.EvaluateMethodLOC(currentMethodReference, FileText, FileDoc);
currentMethodReference.FilePath = File.FilePath;
}
} catch (NullReferenceException ex) {
LoggingService.LogError("Error in '" + methodName.ToString() + "'", ex);
Console.WriteLine(MethodKey.ToString() + " hoo");
}
}
// could work to extend selection to set of adjacent statements separated by blank lines
Selection ExtendSelection(ITextEditor editor, CompilationUnit parsedCU, IList <ISpecial> commentsBlankLines, out INode selectedResultNode, Type[] interestingNodeTypes)
{
selectedResultNode = null;
var selectionStart = editor.Document.OffsetToPosition(editor.SelectionStart);
var selectionEnd = editor.Document.OffsetToPosition(editor.SelectionStart + editor.SelectionLength);
Ast.INode currentNode = parsedCU.Children.Select(
n => EditorContext.FindInnermostNodeContainingSelection(n, selectionStart, selectionEnd)).Where(n => n != null).FirstOrDefault();
if (currentNode == null)
{
return(null);
}
if (!IsNodeTypeInteresting(currentNode, interestingNodeTypes))
{
// ignore uninteresting nodes in the AST
currentNode = GetInterestingParent(currentNode, interestingNodeTypes);
}
if (currentNode == null)
{
return(null);
}
selectedResultNode = currentNode;
// whole node already selected -> expand selection
if (currentNode.StartLocation == selectionStart && currentNode.EndLocation == selectionEnd)
{
bool extendToComments = false;
if (IsNodeTypeInteresting(currentNode, interestingNodeTypes))
{
// if interesting node already selected, we can try to also add comments
var selectionExtendedToComments = ExtendSelectionToComments(editor.Document, selectionStart, selectionEnd, commentsBlankLines);
if (selectionExtendedToComments != null)
{
// Can be extended to comments -> extend
selectionStart = selectionExtendedToComments.Start;
selectionEnd = selectionExtendedToComments.End;
extendToComments = true;
}
}
if (!extendToComments)
{
var parent = GetInterestingParent(currentNode, interestingNodeTypes);
// it can happen that parent region exactly matches child region - in this case we need to advance even to the next parent
// bc otherwise the selection would never move
while (parent != null && parent.StartLocation == selectionStart && parent.EndLocation == selectionEnd)
{
parent = GetInterestingParent(parent, interestingNodeTypes);
}
if (parent == null)
{
return(new Selection {
Start = selectionStart, End = selectionEnd
});
}
// Select the parent
var extendedSelectionStart = parent.StartLocation;
var extendedLocationEnd = parent.EndLocation;
selectedResultNode = parent;
// if the extended selection would contain blank lines, extend the selection only to the blank lines/comments on both sides (use siblings)
// if the selection contains blank lines or comments on both sides, dont do this
var blankLines = commentsBlankLines.Where(s => s is BlankLine).Cast <BlankLine>().ToList();
//if (SelectionContainsBlankLines(extendedSelectionStart, extendedLocationEnd, blankLines)) {
if (false) // blank line separators - implement later
{
}
else
{
selectionStart = extendedSelectionStart;
selectionEnd = extendedLocationEnd;
}
}
}
else
{
// select current node
selectionStart = currentNode.StartLocation;
selectionEnd = currentNode.EndLocation;
selectedResultNode = currentNode;
}
return(new Selection {
Start = selectionStart, End = selectionEnd
});
}
public MethodProperties (ICSharpCode.NRefactory.Ast.INode m, ClassProperties prop)
{
mthd=null;
ParameterList = new List<string> (0);
if(m is MethodDeclaration) {
mthdAst = (MethodDeclaration)m;
VisitMethodMember((MethodDeclaration)m, prop);
this.FullName = prop.FullName + "." + ((MethodDeclaration)m).Name.Substring(((MethodDeclaration)m).Name.LastIndexOf(".")+1);
} else if(m is ConstructorDeclaration) {
mthdAst = (ConstructorDeclaration)m;
VisitConstructorMember((ConstructorDeclaration)m, prop);
this.FullName = prop.FullName + "." + ((ConstructorDeclaration)m).Name.Substring(((ConstructorDeclaration)m).Name.LastIndexOf(".")+1);
}
AfferentCoupling=0;
EfferentCoupling=0;
FilePath="";
this.ParentClass = prop;
this.StartLine = mthdAst.StartLocation.Line;
this.EndLine = mthdAst.EndLocation.Line;
}
ICSharpCode.NRefactory.Ast.INode Analyze(RefactoringOptions options, ExtractMethodParameters param, bool fillParameter)
{
IResolver resolver = options.GetResolver();
INRefactoryASTProvider provider = options.GetASTProvider();
if (resolver == null || provider == null)
{
return(null);
}
string text = options.Document.TextEditor.GetText(options.Document.TextEditor.SelectionStartPosition, options.Document.TextEditor.SelectionEndPosition);
TextEditorData data = options.GetTextEditorData();
var cu = provider.ParseFile(data.Document.GetTextAt(0, data.SelectionRange.Offset) + "MethodCall ();" + data.Document.GetTextAt(data.SelectionRange.EndOffset, data.Document.Length - data.SelectionRange.EndOffset));
if (cu == null || provider.LastErrors.Count > 0)
{
cu = provider.ParseFile(data.Document.GetTextAt(0, data.SelectionRange.Offset) + "MethodCall ()" + data.Document.GetTextAt(data.SelectionRange.EndOffset, data.Document.Length - data.SelectionRange.EndOffset));
}
if (cu == null || provider.LastErrors.Count > 0)
{
return(null);
}
param.Text = RemoveIndent(text, GetIndent(text)).TrimEnd('\n', '\r');
ICSharpCode.NRefactory.Ast.INode result = provider.ParseText(text);
if (cu == null || provider.LastErrors.Count > 0)
{
return(null);
}
VariableLookupVisitor visitor = new VariableLookupVisitor(resolver, param.Location);
visitor.MemberLocation = new Location(param.DeclaringMember.Location.Column, param.DeclaringMember.Location.Line);
if (fillParameter)
{
if (result != null)
{
result.AcceptVisitor(visitor, null);
}
if (result is Expression)
{
ResolveResult resolveResult = resolver.Resolve(new ExpressionResult(text), param.Location);
if (resolveResult != null)
{
param.ExpressionType = resolveResult.ResolvedType;
}
}
var startLocation = data.Document.OffsetToLocation(data.SelectionRange.Offset);
var endLocation = data.Document.OffsetToLocation(data.SelectionRange.EndOffset);
// Console.WriteLine ("startLocation={0}, endLocation={1}", startLocation, endLocation);
foreach (VariableDescriptor varDescr in visitor.VariableList.Where(v => !v.IsDefined && v.InitialValueUsed))
{
if (startLocation <= varDescr.Location && varDescr.Location < endLocation)
{
continue;
}
// Console.WriteLine (varDescr.Location);
// Console.WriteLine (startLocation <= varDescr.Location);
// Console.WriteLine (varDescr.Location < endLocation);
param.Parameters.Add(varDescr);
}
param.Variables = new List <VariableDescriptor> (visitor.Variables.Values);
foreach (VariableDescriptor varDescr in visitor.VariableList.Where(v => !v.IsDefined && param.Variables.Contains(v)))
{
if (param.Parameters.Contains(varDescr))
{
continue;
}
if (startLocation <= varDescr.Location && varDescr.Location < endLocation)
{
continue;
}
param.Parameters.Add(varDescr);
}
param.ReferencesMember = visitor.ReferencesMember;
param.ChangedVariables = new HashSet <string> (visitor.Variables.Values.Where(v => v.GetsChanged).Select(v => v.Name));
// analyze the variables outside of the selected text
IMember member = param.DeclaringMember;
int startOffset = data.Document.LocationToOffset(member.BodyRegion.Start.Line, member.BodyRegion.Start.Column);
int endOffset = data.Document.LocationToOffset(member.BodyRegion.End.Line, member.BodyRegion.End.Column);
if (data.SelectionRange.Offset < startOffset || endOffset < data.SelectionRange.EndOffset)
{
return(null);
}
text = data.Document.GetTextBetween(startOffset, data.SelectionRange.Offset) + data.Document.GetTextBetween(data.SelectionRange.EndOffset, endOffset);
ICSharpCode.NRefactory.Ast.INode parsedNode = provider.ParseText(text);
visitor = new VariableLookupVisitor(resolver, param.Location);
visitor.CutRegion = new DomRegion(data.MainSelection.MinLine, data.MainSelection.MaxLine);
visitor.MemberLocation = new Location(param.DeclaringMember.Location.Column, param.DeclaringMember.Location.Line);
if (parsedNode != null)
{
parsedNode.AcceptVisitor(visitor, null);
}
param.VariablesOutside = new Dictionary <string, VariableDescriptor> ();
foreach (var pair in visitor.Variables)
{
if (startLocation < pair.Value.Location || endLocation >= pair.Value.Location)
{
param.VariablesOutside.Add(pair.Key, pair.Value);
}
}
param.OutsideVariableList = new List <VariableDescriptor> ();
foreach (var v in visitor.VariableList)
{
if (startLocation < v.Location || endLocation >= v.Location)
{
param.OutsideVariableList.Add(v);
}
}
param.ChangedVariablesUsedOutside = new List <VariableDescriptor> (param.Variables.Where(v => v.GetsChanged && param.VariablesOutside.ContainsKey(v.Name)));
param.OneChangedVariable = result is BlockStatement;
if (param.OneChangedVariable)
{
param.OneChangedVariable = param.ChangedVariablesUsedOutside.Count == 1;
}
param.VariablesToGenerate = new List <VariableDescriptor> (param.ChangedVariablesUsedOutside.Where(v => v.IsDefined));
foreach (VariableDescriptor var in param.VariablesToGenerate)
{
param.Parameters.Add(var);
}
if (param.OneChangedVariable)
{
param.VariablesToDefine = new List <VariableDescriptor> (param.Parameters.Where(var => !var.InitialValueUsed));
param.VariablesToDefine.ForEach(var => param.Parameters.Remove(var));
}
else
{
param.VariablesToDefine = new List <VariableDescriptor> ();
}
}
return(result);
}
public override List <Change> PerformChanges(RefactoringOptions options, object prop)
{
List <Change> result = new List <Change> ();
ExtractMethodParameters param = (ExtractMethodParameters)prop;
TextEditorData data = options.GetTextEditorData();
INRefactoryASTProvider provider = options.GetASTProvider();
IResolver resolver = options.GetResolver();
ICSharpCode.NRefactory.Ast.INode node = Analyze(options, param, false);
if (param.VariablesToGenerate.Count > 0)
{
TextReplaceChange varGen = new TextReplaceChange();
varGen.Description = GettextCatalog.GetString("Generate some temporary variables");
varGen.FileName = options.Document.FileName;
LineSegment line = data.Document.GetLine(Math.Max(0, data.Document.OffsetToLineNumber(data.SelectionRange.Offset) - 1));
varGen.Offset = line.Offset + line.EditableLength;
varGen.InsertedText = Environment.NewLine + options.GetWhitespaces(line.Offset);
foreach (VariableDescriptor var in param.VariablesToGenerate)
{
TypeReference tr = options.ShortenTypeName(var.ReturnType).ConvertToTypeReference();
varGen.InsertedText += provider.OutputNode(options.Dom, new LocalVariableDeclaration(new VariableDeclaration(var.Name, null, tr))).Trim();
}
result.Add(varGen);
}
InvocationExpression invocation = new InvocationExpression(new IdentifierExpression(param.Name));
foreach (VariableDescriptor var in param.Parameters)
{
if (!param.OneChangedVariable && param.ChangedVariables.Contains(var.Name))
{
FieldDirection fieldDirection = FieldDirection.Ref;
VariableDescriptor outsideVar = null;
if (param.VariablesOutside.TryGetValue(var.Name, out outsideVar) && (var.GetsAssigned || param.VariablesToGenerate.Where(v => v.Name == var.Name).Any()))
{
if (!outsideVar.GetsAssigned)
{
fieldDirection = FieldDirection.Out;
}
}
invocation.Arguments.Add(new DirectionExpression(fieldDirection, new IdentifierExpression(var.Name)));
}
else
{
invocation.Arguments.Add(new IdentifierExpression(var.Name));
}
}
// string mimeType = DesktopService.GetMimeTypeForUri (options.Document.FileName);
TypeReference returnType = new TypeReference("System.Void", true);
ICSharpCode.NRefactory.Ast.INode outputNode;
if (param.OneChangedVariable)
{
string name = param.ChangedVariables.First();
returnType = options.ShortenTypeName(param.Variables.Find(v => v.Name == name).ReturnType).ConvertToTypeReference();
if (param.OutsideVariableList.Any(v => v.Name == name && !v.IsDefined))
{
LocalVariableDeclaration varDecl = new LocalVariableDeclaration(returnType);
varDecl.Variables.Add(new VariableDeclaration(name, invocation));
outputNode = varDecl;
}
else
{
outputNode = new ExpressionStatement(new AssignmentExpression(new IdentifierExpression(name), ICSharpCode.NRefactory.Ast.AssignmentOperatorType.Assign, invocation));
}
}
else
{
outputNode = node is BlockStatement ? (ICSharpCode.NRefactory.Ast.INode) new ExpressionStatement(invocation) : invocation;
}
TextReplaceChange replacement = new TextReplaceChange();
replacement.Description = string.Format(GettextCatalog.GetString("Substitute selected statement(s) with call to {0}"), param.Name);
replacement.FileName = options.Document.FileName;
replacement.Offset = options.Document.TextEditor.SelectionStartPosition;
replacement.RemovedChars = options.Document.TextEditor.SelectionEndPosition - options.Document.TextEditor.SelectionStartPosition;
replacement.MoveCaretToReplace = true;
LineSegment line1 = data.Document.GetLineByOffset(options.Document.TextEditor.SelectionEndPosition);
if (options.Document.TextEditor.SelectionEndPosition == line1.Offset)
{
if (line1.Offset > 0)
{
LineSegment line2 = data.Document.GetLineByOffset(line1.Offset - 1);
replacement.RemovedChars -= line2.DelimiterLength;
}
}
replacement.InsertedText = options.GetWhitespaces(options.Document.TextEditor.SelectionStartPosition) + provider.OutputNode(options.Dom, outputNode).Trim();
result.Add(replacement);
TextReplaceChange insertNewMethod = new TextReplaceChange();
insertNewMethod.FileName = options.Document.FileName;
insertNewMethod.Description = string.Format(GettextCatalog.GetString("Create new method {0} from selected statement(s)"), param.Name);
insertNewMethod.RemovedChars = param.InsertionPoint.LineBefore == NewLineInsertion.Eol ? 0 : param.InsertionPoint.Location.Column;
insertNewMethod.Offset = data.Document.LocationToOffset(param.InsertionPoint.Location) - insertNewMethod.RemovedChars;
ExtractMethodAstTransformer transformer = new ExtractMethodAstTransformer(param.VariablesToGenerate);
node.AcceptVisitor(transformer, null);
if (!param.OneChangedVariable && node is Expression)
{
ResolveResult resolveResult = resolver.Resolve(new ExpressionResult("(" + provider.OutputNode(options.Dom, node) + ")"), new DomLocation(options.Document.TextEditor.CursorLine, options.Document.TextEditor.CursorColumn));
if (resolveResult.ResolvedType != null)
{
returnType = options.ShortenTypeName(resolveResult.ResolvedType).ConvertToTypeReference();
}
}
MethodDeclaration methodDecl = new MethodDeclaration();
methodDecl.Name = param.Name;
methodDecl.Modifier = param.Modifiers;
methodDecl.TypeReference = returnType;
if (!param.ReferencesMember)
{
methodDecl.Modifier |= ICSharpCode.NRefactory.Ast.Modifiers.Static;
}
if (node is BlockStatement)
{
methodDecl.Body = new BlockStatement();
methodDecl.Body.AddChild(new EmptyStatement());
if (param.OneChangedVariable)
{
methodDecl.Body.AddChild(new ReturnStatement(new IdentifierExpression(param.ChangedVariables.First())));
}
}
else if (node is Expression)
{
methodDecl.Body = new BlockStatement();
methodDecl.Body.AddChild(new ReturnStatement(node as Expression));
}
foreach (VariableDescriptor var in param.VariablesToDefine)
{
BlockStatement block = methodDecl.Body;
LocalVariableDeclaration varDecl = new LocalVariableDeclaration(options.ShortenTypeName(var.ReturnType).ConvertToTypeReference());
varDecl.Variables.Add(new VariableDeclaration(var.Name));
block.Children.Insert(0, varDecl);
}
foreach (VariableDescriptor var in param.Parameters)
{
TypeReference typeReference = options.ShortenTypeName(var.ReturnType).ConvertToTypeReference();
ParameterDeclarationExpression pde = new ParameterDeclarationExpression(typeReference, var.Name);
if (!param.OneChangedVariable)
{
if (param.ChangedVariables.Contains(var.Name))
{
pde.ParamModifier = ICSharpCode.NRefactory.Ast.ParameterModifiers.Ref;
}
if (param.VariablesToGenerate.Where(v => v.Name == var.Name).Any())
{
pde.ParamModifier = ICSharpCode.NRefactory.Ast.ParameterModifiers.Out;
}
VariableDescriptor outsideVar = null;
if (var.GetsAssigned && param.VariablesOutside.TryGetValue(var.Name, out outsideVar))
{
if (!outsideVar.GetsAssigned)
{
pde.ParamModifier = ICSharpCode.NRefactory.Ast.ParameterModifiers.Out;
}
}
}
methodDecl.Parameters.Add(pde);
}
string indent = options.GetIndent(param.DeclaringMember);
StringBuilder methodText = new StringBuilder();
switch (param.InsertionPoint.LineBefore)
{
case NewLineInsertion.Eol:
methodText.AppendLine();
break;
case NewLineInsertion.BlankLine:
methodText.Append(indent);
methodText.AppendLine();
break;
}
if (param.GenerateComment)
{
methodText.Append(indent);
methodText.AppendLine("/// <summary>");
methodText.Append(indent);
methodText.AppendLine("/// TODO: write a comment.");
methodText.Append(indent);
methodText.AppendLine("/// </summary>");
Ambience ambience = AmbienceService.GetAmbienceForFile(options.Document.FileName);
foreach (ParameterDeclarationExpression pde in methodDecl.Parameters)
{
methodText.Append(indent);
methodText.Append("/// <param name=\"");
methodText.Append(pde.ParameterName);
methodText.Append("\"> A ");
methodText.Append(ambience.GetString(pde.TypeReference.ConvertToReturnType(), OutputFlags.IncludeGenerics | OutputFlags.UseFullName));
methodText.Append(" </param>");
methodText.AppendLine();
}
if (methodDecl.TypeReference.Type != "System.Void")
{
methodText.Append(indent);
methodText.AppendLine("/// <returns>");
methodText.Append(indent);
methodText.Append("/// A ");
methodText.AppendLine(ambience.GetString(methodDecl.TypeReference.ConvertToReturnType(), OutputFlags.IncludeGenerics | OutputFlags.UseFullName));
methodText.Append(indent);
methodText.AppendLine("/// </returns>");
}
}
methodText.Append(indent);
if (node is BlockStatement)
{
string text = provider.OutputNode(options.Dom, methodDecl, indent).Trim();
int emptyStatementMarker = text.LastIndexOf(';');
if (param.OneChangedVariable)
{
emptyStatementMarker = text.LastIndexOf(';', emptyStatementMarker - 1);
}
StringBuilder sb = new StringBuilder();
sb.Append(text.Substring(0, emptyStatementMarker));
sb.Append(AddIndent(param.Text, indent + "\t"));
sb.Append(text.Substring(emptyStatementMarker + 1));
methodText.Append(sb.ToString());
}
else
{
methodText.Append(provider.OutputNode(options.Dom, methodDecl, options.GetIndent(param.DeclaringMember)).Trim());
}
switch (param.InsertionPoint.LineAfter)
{
case NewLineInsertion.Eol:
methodText.AppendLine();
break;
case NewLineInsertion.BlankLine:
methodText.AppendLine();
methodText.AppendLine();
methodText.Append(indent);
break;
}
insertNewMethod.InsertedText = methodText.ToString();
result.Add(insertNewMethod);
return(result);
}
