public IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
var identifier = CreateFieldAction.GetCreatePropertyOrFieldNode(context);
if (identifier == null)
{
yield break;
}
if (CreateFieldAction.IsInvocationTarget(identifier))
{
yield break;
}
var propertyName = GetPropertyName(identifier);
if (propertyName == null)
{
yield break;
}
var statement = context.GetNode <Statement>();
if (statement == null)
{
yield break;
}
if (!(context.Resolve(identifier).IsError))
{
yield break;
}
var guessedType = CreateFieldAction.GuessAstType(context, identifier);
if (guessedType == null)
{
yield break;
}
var state = context.GetResolverStateBefore(identifier);
if (state.CurrentTypeDefinition == null)
{
yield break;
}
bool createInOtherType = false;
ResolveResult targetResolveResult = null;
if (identifier is MemberReferenceExpression)
{
targetResolveResult = context.Resolve(((MemberReferenceExpression)identifier).Target);
if (targetResolveResult.Type.GetDefinition() == null || targetResolveResult.Type.GetDefinition().Region.IsEmpty)
{
yield break;
}
createInOtherType = !state.CurrentTypeDefinition.Equals(targetResolveResult.Type.GetDefinition());
}
bool isStatic = targetResolveResult is TypeResolveResult;
if (createInOtherType)
{
if (isStatic && targetResolveResult.Type.Kind == TypeKind.Interface || targetResolveResult.Type.Kind == TypeKind.Enum)
{
yield break;
}
}
else
{
if (state.CurrentMember == null)
{
yield break;
}
isStatic |= state.CurrentTypeDefinition.IsStatic;
if (targetResolveResult == null)
{
isStatic |= state.CurrentMember.IsStatic;
}
}
isStatic &= !(identifier is NamedExpression);
// var service = (NamingConventionService)context.GetService(typeof(NamingConventionService));
// if (service != null && !service.IsValidName(propertyName, AffectedEntity.Property, Modifiers.Private, isStatic)) {
// yield break;
// }
yield return(new CodeAction(context.TranslateString("Create property"), script => {
var decl = new PropertyDeclaration()
{
ReturnType = guessedType,
Name = propertyName,
Getter = new Accessor(),
Setter = new Accessor()
};
if (isStatic)
{
decl.Modifiers |= Modifiers.Static;
}
if (createInOtherType)
{
if (targetResolveResult.Type.Kind == TypeKind.Interface)
{
decl.Modifiers = Modifiers.None;
}
else
{
decl.Modifiers |= Modifiers.Public;
}
script.InsertWithCursor(
context.TranslateString("Create property"),
targetResolveResult.Type.GetDefinition(),
decl);
return;
}
script.InsertWithCursor(context.TranslateString("Create property"), Script.InsertPosition.Before, decl);
}));
}
public IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
var expr = context.GetNode(n => n is IdentifierExpression || n is MemberReferenceExpression) as Expression;
if (expr == null)
{
yield break;
}
if (expr is MemberReferenceExpression && !(((MemberReferenceExpression)expr).Target is ThisReferenceExpression))
{
yield break;
}
var propertyName = CreatePropertyAction.GetPropertyName(expr);
if (propertyName == null)
{
yield break;
}
if (IsInvocationTarget(expr))
{
yield break;
}
var statement = expr.GetParent <Statement>();
if (statement == null)
{
yield break;
}
if (!(context.Resolve(expr).IsError))
{
yield break;
}
var guessedType = CreateFieldAction.GuessAstType(context, expr);
if (guessedType == null)
{
yield break;
}
var state = context.GetResolverStateBefore(expr);
if (state.CurrentMember == null || state.CurrentTypeDefinition == null)
{
yield break;
}
bool isStatic = state.CurrentMember.IsStatic | state.CurrentTypeDefinition.IsStatic;
// var service = (NamingConventionService)context.GetService(typeof(NamingConventionService));
// if (service != null && !service.IsValidName(identifier.Identifier, AffectedEntity.Field, Modifiers.Private, isStatic)) {
// yield break;
// }
yield return(new CodeAction(context.TranslateString("Create field"), script =>
{
var decl = new FieldDeclaration()
{
ReturnType = guessedType,
Variables = { new VariableInitializer(propertyName) }
};
if (isStatic)
{
decl.Modifiers |= Modifiers.Static;
}
script.InsertWithCursor(context.TranslateString("Create field"), Script.InsertPosition.Before, decl);
}));
}
public override IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
//TODO: implement variable assignment & ctor param
var varInit = context.GetNode <VariableInitializer>();
if (varInit != null)
{
var selectedNode = varInit.GetNodeAt(context.Location);
if (selectedNode != varInit.NameToken)
{
yield break;
}
AstType type = varInit.GetPrevNode() as AstType;
if (type == null)
{
yield break;
}
if (varInit.Parent is FieldDeclaration)
{
yield break;
}
if (CannotExtractField(context, varInit))
{
yield break;
}
yield return(new CodeAction(context.TranslateString("Assign to new field"), s => {
var name = varInit.Name;
AstType extractedType;
if (type.IsVar())
{
IType resolvedType = context.Resolve(varInit.Initializer).Type;
extractedType = context.CreateShortType(resolvedType);
}
else
{
extractedType = (AstType)type.Clone();
}
AstNode entityDeclarationNode = varInit.Parent;
while (!(entityDeclarationNode is EntityDeclaration) || (entityDeclarationNode is Accessor))
{
entityDeclarationNode = entityDeclarationNode.Parent;
}
var entity = (EntityDeclaration)entityDeclarationNode;
bool isStatic = entity.HasModifier(Modifiers.Static);
FieldDeclaration field = new FieldDeclaration()
{
Modifiers = isStatic ? Modifiers.Static : Modifiers.None,
ReturnType = extractedType,
Variables = { new VariableInitializer(null, name) }
};
AstNode nodeToRemove = RemoveDeclaration(varInit) ? varInit.Parent : type;
s.Remove(nodeToRemove, true);
s.InsertWithCursor(context.TranslateString("Insert new field"), Script.InsertPosition.Before, field);
s.FormatText(varInit.Parent);
}, selectedNode));
}
var idntf = context.GetNode <Identifier>();
if (idntf == null)
{
yield break;
}
var paramDec = idntf.Parent as ParameterDeclaration;
if (paramDec != null)
{
var ctor = paramDec.Parent as ConstructorDeclaration;
if (ctor == null)
{
yield break;
}
MemberReferenceExpression thisField = new MemberReferenceExpression(new ThisReferenceExpression(), idntf.Name, new AstType[] {});
var assign = new AssignmentExpression(thisField, AssignmentOperatorType.Assign, new IdentifierExpression(idntf.Name));
var statement = new ExpressionStatement(assign);
var type = (idntf.GetPrevNode() as AstType).Clone();
FieldDeclaration field = new FieldDeclaration()
{
ReturnType = type.Clone(),
Variables = { new VariableInitializer(null, idntf.Name) }
};
yield return(new CodeAction(context.TranslateString("Assign to new field"), s => {
s.InsertWithCursor(context.TranslateString("Insert new field"), Script.InsertPosition.Before, field);
s.AddTo(ctor.Body, statement);
}, paramDec.NameToken));
}
}
protected override CodeAction GetAction(RefactoringContext context, VariableInitializer node)
{
if (node.Initializer.IsNull)
{
return(null);
}
var variableDecl = node.Parent as VariableDeclarationStatement;
if (variableDecl == null || !(variableDecl.Parent is BlockStatement))
{
return(null);
}
var type = context.ResolveType(variableDecl.Type);
if (!IsIDisposable(type))
{
return(null);
}
var unit = context.RootNode as SyntaxTree;
if (unit == null)
{
return(null);
}
var resolveResult = (LocalResolveResult)context.Resolve(node);
return(new CodeAction(context.TranslateString("put inside 'using'"),
script =>
{
var lastReference = GetLastReference(resolveResult.Variable, context, unit);
var body = new BlockStatement();
var variableToMoveOutside = new List <VariableDeclarationStatement> ();
if (lastReference != node)
{
var statements = CollectStatements(variableDecl.NextSibling as Statement,
lastReference.EndLocation).ToArray();
// collect statements to put inside 'using' and variable declaration to move outside 'using'
foreach (var statement in statements)
{
script.Remove(statement);
var decl = statement as VariableDeclarationStatement;
if (decl == null)
{
body.Statements.Add(statement.Clone());
continue;
}
var outsideDecl = (VariableDeclarationStatement)decl.Clone();
outsideDecl.Variables.Clear();
var insideDecl = (VariableDeclarationStatement)outsideDecl.Clone();
foreach (var variable in decl.Variables)
{
var reference = GetLastReference(
((LocalResolveResult)context.Resolve(variable)).Variable, context, unit);
if (reference.StartLocation > lastReference.EndLocation)
{
outsideDecl.Variables.Add((VariableInitializer)variable.Clone());
}
else
{
insideDecl.Variables.Add((VariableInitializer)variable.Clone());
}
}
if (outsideDecl.Variables.Count > 0)
{
variableToMoveOutside.Add(outsideDecl);
}
if (insideDecl.Variables.Count > 0)
{
body.Statements.Add(insideDecl);
}
}
}
foreach (var decl in variableToMoveOutside)
{
script.InsertBefore(variableDecl, decl);
}
var usingStatement = new UsingStatement
{
ResourceAcquisition = new VariableDeclarationStatement(variableDecl.Type.Clone(), node.Name,
node.Initializer.Clone()),
EmbeddedStatement = body
};
script.Replace(variableDecl, usingStatement);
if (variableDecl.Variables.Count == 1)
{
return;
}
// other variables in the same declaration statement
var remainingVariables = (VariableDeclarationStatement)variableDecl.Clone();
remainingVariables.Variables.Remove(
remainingVariables.Variables.FirstOrDefault(v => v.Name == node.Name));
script.InsertBefore(usingStatement, remainingVariables);
}));
}
public void Run(RefactoringContext context)
{
VariableInitializer initializer;
var eventDeclaration = GetEventDeclaration(context, out initializer);
var type = context.Resolve(eventDeclaration.ReturnType).Type;
if (type == null)
{
return;
}
var invokeMethod = type.GetDelegateInvokeMethod();
if (invokeMethod == null)
{
return;
}
bool hasSenderParam = false;
IEnumerable <IParameter> pars = invokeMethod.Parameters;
if (invokeMethod.Parameters.Any())
{
var first = invokeMethod.Parameters [0];
if (first.Name == "sender" /*&& first.Type == "System.Object"*/)
{
hasSenderParam = true;
pars = invokeMethod.Parameters.Skip(1);
}
}
const string handlerName = "handler";
var arguments = new List <Expression> ();
if (hasSenderParam)
{
arguments.Add(new ThisReferenceExpression());
}
foreach (var par in pars)
{
arguments.Add(new IdentifierExpression(par.Name));
}
var methodDeclaration = new MethodDeclaration()
{
Name = "On" + initializer.Name,
ReturnType = new PrimitiveType("void"),
Modifiers = ICSharpCode.NRefactory.CSharp.Modifiers.Protected | ICSharpCode.NRefactory.CSharp.Modifiers.Virtual,
Body = new BlockStatement()
{
new VariableDeclarationStatement(context.CreateShortType(eventDeclaration.ReturnType), handlerName, new MemberReferenceExpression(new ThisReferenceExpression(), initializer.Name)),
new IfElseStatement()
{
Condition = new BinaryOperatorExpression(new IdentifierExpression(handlerName), BinaryOperatorType.InEquality, new PrimitiveExpression(null)),
TrueStatement = new ExpressionStatement(new InvocationExpression(new IdentifierExpression(handlerName), arguments))
}
}
};
foreach (var par in pars)
{
var typeName = context.CreateShortType(par.Type);
var decl = new ParameterDeclaration(typeName, par.Name);
methodDeclaration.Parameters.Add(decl);
}
using (var script = context.StartScript()) {
script.InsertWithCursor("Create event invocator", methodDeclaration, Script.InsertPosition.After);
}
}
static bool CannotExtractField(RefactoringContext context, VariableInitializer varInit)
{
var result = varInit.Parent as VariableDeclarationStatement;
return(result == null || result.Variables.Count != 1 || ContainsAnonymousType(context.Resolve(varInit.Initializer).Type));
}
public IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
var indexer = context.GetNode <IndexerExpression>();
if (indexer == null)
{
yield break;
}
if (!(context.Resolve(indexer).IsError))
{
yield break;
}
var state = context.GetResolverStateBefore(indexer);
if (state.CurrentTypeDefinition == null)
{
yield break;
}
var guessedType = CreateFieldAction.GuessAstType(context, indexer);
bool createInOtherType = false;
ResolveResult targetResolveResult = null;
targetResolveResult = context.Resolve(indexer.Target);
createInOtherType = !state.CurrentTypeDefinition.Equals(targetResolveResult.Type.GetDefinition());
bool isStatic;
if (createInOtherType)
{
if (targetResolveResult.Type.GetDefinition() == null || targetResolveResult.Type.GetDefinition().Region.IsEmpty)
{
yield break;
}
isStatic = targetResolveResult is TypeResolveResult;
if (isStatic && targetResolveResult.Type.Kind == TypeKind.Interface || targetResolveResult.Type.Kind == TypeKind.Enum)
{
yield break;
}
}
else
{
isStatic = indexer.Target is IdentifierExpression && state.CurrentMember.IsStatic;
}
yield return(new CodeAction(context.TranslateString("Create indexer"), script => {
var decl = new IndexerDeclaration()
{
ReturnType = guessedType,
Getter = new Accessor()
{
Body = new BlockStatement()
{
new ThrowStatement(new ObjectCreateExpression(context.CreateShortType("System", "NotImplementedException")))
}
},
Setter = new Accessor()
{
Body = new BlockStatement()
{
new ThrowStatement(new ObjectCreateExpression(context.CreateShortType("System", "NotImplementedException")))
}
},
};
decl.Parameters.AddRange(CreateMethodDeclarationAction.GenerateParameters(context, indexer.Arguments));
if (isStatic)
{
decl.Modifiers |= Modifiers.Static;
}
if (createInOtherType)
{
if (targetResolveResult.Type.Kind == TypeKind.Interface)
{
decl.Getter.Body = null;
decl.Setter.Body = null;
decl.Modifiers = Modifiers.None;
}
else
{
decl.Modifiers |= Modifiers.Public;
}
script.InsertWithCursor(context.TranslateString("Create indexer"), targetResolveResult.Type.GetDefinition(), decl);
return;
}
script.InsertWithCursor(context.TranslateString("Create indexer"), Script.InsertPosition.Before, decl);
}));
}
public override IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
var invocationExpression = context.GetNode <InvocationExpression>();
if (invocationExpression == null)
{
yield break;
}
var resolveResult = context.Resolve(invocationExpression) as CSharpInvocationResolveResult;
if (resolveResult == null)
{
yield break;
}
var method = (IMethod)resolveResult.Member;
bool[] parameterIsSpecified = new bool[method.Parameters.Count];
var argumentToParameterMap = resolveResult.GetArgumentToParameterMap();
if (argumentToParameterMap != null)
{
foreach (int paramIndex in argumentToParameterMap)
{
parameterIsSpecified[paramIndex] = true;
}
}
else
{
for (int i = 0; i < Math.Min(resolveResult.Arguments.Count, parameterIsSpecified.Length); i++)
{
parameterIsSpecified[i] = true;
}
}
var missingParameters = new List <IParameter>();
for (int i = 0; i < method.Parameters.Count; i++)
{
if (!parameterIsSpecified[i] && method.Parameters[i].IsOptional)
{
missingParameters.Add(method.Parameters[i]);
}
}
foreach (var parameterToAdd in missingParameters)
{
//Add specific parameter
yield return(new CodeAction(string.Format(context.TranslateString("Add optional parameter \"{0}\""),
parameterToAdd.Name),
script => {
var newInvocation = (InvocationExpression)invocationExpression.Clone();
AddArgument(newInvocation, parameterToAdd, parameterToAdd == missingParameters.First());
script.Replace(invocationExpression, newInvocation);
}, invocationExpression));
}
if (missingParameters.Count > 1)
{
//Add all parameters at once
yield return(new CodeAction(context.TranslateString("Add all optional parameters"),
script => {
var newInvocation = (InvocationExpression)invocationExpression.Clone();
foreach (var parameterToAdd in missingParameters)
{
//We'll add the remaining parameters, in the order they were declared in the function
AddArgument(newInvocation, parameterToAdd, true);
}
script.Replace(invocationExpression, newInvocation);
}, invocationExpression));
}
}
public IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
if (!context.IsSomethingSelected)
{
yield break;
}
var selected = new List <AstNode>(context.GetSelectedNodes());
if (selected.Count != 1 || !(selected [0] is Expression))
{
yield break;
}
var expr = selected [0] as Expression;
var visitor = new SearchNodeVisitior(expr);
var node = context.GetNode <BlockStatement>();
if (node != null)
{
node.AcceptVisitor(visitor);
}
yield return(new CodeAction(context.TranslateString("Declare local variable"), script =>
{
var resolveResult = context.Resolve(expr);
var guessedType = resolveResult.Type;
if (resolveResult is MethodGroupResolveResult)
{
guessedType = GetDelegateType(context, ((MethodGroupResolveResult)resolveResult).Methods.First(), expr);
}
var name = CreateMethodDeclarationAction.CreateBaseName(expr, guessedType);
var type = context.UseExplicitTypes ? context.CreateShortType(guessedType) : new SimpleType("var");
var varDecl = new VariableDeclarationStatement(type, name, expr.Clone());
if (expr.Parent is ExpressionStatement)
{
script.Replace(expr.Parent, varDecl);
script.Select(varDecl.Variables.First().NameToken);
}
else
{
var containing = expr.Parent;
while (!(containing.Parent is BlockStatement))
{
containing = containing.Parent;
}
script.InsertBefore(containing, varDecl);
var identifierExpression = new IdentifierExpression(name);
script.Replace(expr, identifierExpression);
script.Link(varDecl.Variables.First().NameToken, identifierExpression);
}
}));
if (visitor.Matches.Count > 1)
{
yield return(new CodeAction(string.Format(context.TranslateString("Declare local variable (replace '{0}' occurrences)"), visitor.Matches.Count), script =>
{
var resolveResult = context.Resolve(expr);
var guessedType = resolveResult.Type;
if (resolveResult is MethodGroupResolveResult)
{
guessedType = GetDelegateType(context, ((MethodGroupResolveResult)resolveResult).Methods.First(), expr);
}
var linkedNodes = new List <AstNode>();
var name = CreateMethodDeclarationAction.CreateBaseName(expr, guessedType);
var type = context.UseExplicitTypes ? context.CreateShortType(guessedType) : new SimpleType("var");
var varDecl = new VariableDeclarationStatement(type, name, expr.Clone());
linkedNodes.Add(varDecl.Variables.First().NameToken);
var first = visitor.Matches [0];
if (first.Parent is ExpressionStatement)
{
script.Replace(first.Parent, varDecl);
}
else
{
var containing = first.Parent;
while (!(containing.Parent is BlockStatement))
{
containing = containing.Parent;
}
script.InsertBefore(containing, varDecl);
var identifierExpression = new IdentifierExpression(name);
linkedNodes.Add(identifierExpression);
script.Replace(first, identifierExpression);
}
for (int i = 1; i < visitor.Matches.Count; i++)
{
var identifierExpression = new IdentifierExpression(name);
linkedNodes.Add(identifierExpression);
script.Replace(visitor.Matches [i], identifierExpression);
}
script.Link(linkedNodes.ToArray());
}));
}
}
void Initialize(AstNode targetNode)
{
var target = context.Resolve(targetNode);
if (target is LocalResolveResult)
{
mainInitializerPath = new InitializerPath(((LocalResolveResult)target).Variable);
}
else if (target is MemberResolveResult)
{
mainInitializerPath = new InitializerPath(((MemberResolveResult)target).Member);
}
else
{
throw new ArgumentException("variableInitializer must target a variable or a member.");
}
}
void Initialize(AstNode targetNode)
{
var target = context.Resolve(targetNode);
var targetInitializerPath = AccessPath.FromResolveResult(target);
if (targetInitializerPath == null)
{
throw new ArgumentException(string.Format("Could not create the main initializer path from resolve result ({0})", target));
}
mainAccessPath = targetInitializerPath;
}
bool Initialize(AstNode targetNode)
{
var target = context.Resolve(targetNode);
var targetInitializerPath = AccessPath.FromResolveResult(target);
if (targetInitializerPath == null)
{
return(false);
}
mainAccessPath = targetInitializerPath;
return(true);
}
public override IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
var switchStatement = context.GetNode <SwitchStatement> ();
if (switchStatement == null || !switchStatement.SwitchToken.Contains(context.Location))
{
yield break;
}
var result = context.Resolve(switchStatement.Expression);
if (result.Type.Kind != TypeKind.Enum)
{
yield break;
}
if (switchStatement.SwitchSections.Count == 0)
{
yield return(new CodeAction(context.TranslateString("Create switch labels"), script => {
var type = result.Type;
var newSwitch = (SwitchStatement)switchStatement.Clone();
var target = context.CreateShortType(result.Type);
foreach (var field in type.GetFields())
{
if (field.IsSynthetic || !field.IsConst)
{
continue;
}
newSwitch.SwitchSections.Add(new SwitchSection()
{
CaseLabels =
{
new CaseLabel(target.Clone().Member(field.Name))
},
Statements =
{
new BreakStatement()
}
});
}
newSwitch.SwitchSections.Add(new SwitchSection()
{
CaseLabels =
{
new CaseLabel()
},
Statements =
{
new ThrowStatement(new ObjectCreateExpression(context.CreateShortType("System", "ArgumentOutOfRangeException")))
}
});
script.Replace(switchStatement, newSwitch);
}, switchStatement));
}
else
{
var missingFields = new List <IField>();
foreach (var field in result.Type.GetFields())
{
if (field.IsSynthetic || !field.IsConst)
{
continue;
}
if (!IsHandled(context, switchStatement, field))
{
missingFields.Add(field);
}
}
if (missingFields.Count == 0)
{
yield break;
}
yield return(new CodeAction(context.TranslateString("Create missing switch labels"), script => {
var type = result.Type;
//var newSwitch = (SwitchStatement)switchStatement.Clone();
var insertNode = (AstNode)switchStatement.SwitchSections.LastOrDefault(s => !s.CaseLabels.Any(label => label.Expression.IsNull)) ?? switchStatement.LBraceToken;
var target = context.CreateShortType(result.Type);
foreach (var field in missingFields)
{
script.InsertAfter(insertNode, new SwitchSection()
{
CaseLabels =
{
new CaseLabel(target.Clone().Member(field.Name))
},
Statements =
{
new BreakStatement()
}
});
}
}, switchStatement));
}
}
public override IEnumerable <CodeAction> GetActions(RefactoringContext context)
{
var invocationExpression = context.GetNode <InvocationExpression>();
if (invocationExpression == null)
{
yield break;
}
var resolveResult = context.Resolve(invocationExpression) as InvocationResolveResult;
if (resolveResult == null)
{
yield break;
}
var method = (IMethod)resolveResult.Member;
bool foundOptionalParameter = false;
foreach (var parameter in method.Parameters)
{
if (parameter.IsParams)
{
yield break;
}
if (parameter.IsOptional)
{
foundOptionalParameter = true;
break;
}
}
if (!foundOptionalParameter)
{
yield break;
}
//Basic sanity checks done, now see if there are any missing optional arguments
var missingParameters = new List <IParameter>(method.Parameters);
if (resolveResult.Arguments.Count != invocationExpression.Arguments.Count)
{
//Extension method
missingParameters.RemoveAt(0);
}
foreach (var argument in invocationExpression.Arguments)
{
var namedArgument = argument as NamedArgumentExpression;
if (namedArgument == null)
{
missingParameters.RemoveAt(0);
}
else
{
missingParameters.RemoveAll(parameter => parameter.Name == namedArgument.Name);
}
}
foreach (var parameterToAdd in missingParameters)
{
//Add specific parameter
yield return(new CodeAction(string.Format(context.TranslateString("Add optional parameter \"{0}\""),
parameterToAdd.Name),
script => {
var newInvocation = (InvocationExpression)invocationExpression.Clone();
AddArgument(newInvocation, parameterToAdd, parameterToAdd == missingParameters.First());
script.Replace(invocationExpression, newInvocation);
}, invocationExpression));
}
if (missingParameters.Count > 1)
{
//Add all parameters at once
yield return(new CodeAction(context.TranslateString("Add all optional parameters"),
script => {
var newInvocation = (InvocationExpression)invocationExpression.Clone();
foreach (var parameterToAdd in missingParameters)
{
//We'll add the remaining parameters, in the order they were declared in the function
AddArgument(newInvocation, parameterToAdd, true);
}
script.Replace(invocationExpression, newInvocation);
}, invocationExpression));
}
}
protected override CodeAction GetAction(RefactoringContext context, Expression expression)
{
if (expression == null)
{
return(null);
}
if (expression.Role != Roles.Argument || expression is NamedArgumentExpression)
{
return(null);
}
if (context.Location != expression.StartLocation)
{
return(null);
}
var parent = expression.Parent;
if (!(parent is CSharp.Attribute) && !(parent is IndexerExpression) && !(parent is InvocationExpression))
{
return(null);
}
var attribute = parent as CSharp.Attribute;
if (attribute != null)
{
var resolvedResult = context.Resolve(attribute) as CSharpInvocationResolveResult;
if (resolvedResult == null || resolvedResult.IsError)
{
return(null);
}
var arguments = attribute.Arguments;
IMember member = resolvedResult.Member;
int index = 0;
int temp = 0;
List <Expression> nodes = new List <Expression>();
foreach (var argument in arguments)
{
if (argument.Equals(expression))
{
nodes = CollectNodes(parent, expression);
break;
}
temp++;
}
index = temp;
if (!nodes.Any())
{
return(null);
}
var method = member as IMethod;
if (method == null || method.Parameters.Count == 0 || method.Parameters.Last().IsParams)
{
return(null);
}
var parameterMap = resolvedResult.GetArgumentToParameterMap();
var parameters = method.Parameters;
if (index >= parameterMap.Count)
{
return(null);
}
var name = parameters[parameterMap[index]].Name;
return(new CodeAction(string.Format(context.TranslateString("Add argument name '{0}'"), name), script => {
for (int i = 0; i < nodes.Count; i++)
{
int p = index + i;
if (p >= parameterMap.Count)
{
break;
}
name = parameters[parameterMap[p]].Name;
var namedArgument = new NamedArgumentExpression(name, arguments.ElementAt(p).Clone());
script.Replace(arguments.ElementAt(p), namedArgument);
}
},
expression
));
}
var indexerExpression = parent as IndexerExpression;
if (indexerExpression != null)
{
var resolvedResult = context.Resolve(indexerExpression) as CSharpInvocationResolveResult;
if (resolvedResult == null || resolvedResult.IsError)
{
return(null);
}
var arguments = indexerExpression.Arguments;
IMember member = resolvedResult.Member;
int index = 0;
int temp = 0;
List <Expression> nodes = new List <Expression>();
foreach (var argument in arguments)
{
if (argument.Equals(expression))
{
nodes = CollectNodes(parent, expression);
break;
}
temp++;
}
index = temp;
if (!nodes.Any())
{
return(null);
}
var property = member as IProperty;
if (property == null || property.Parameters.Count == 0 || property.Parameters.Last().IsParams)
{
return(null);
}
var parameterMap = resolvedResult.GetArgumentToParameterMap();
var parameters = property.Parameters;
if (index >= parameterMap.Count)
{
return(null);
}
var name = parameters[parameterMap[index]].Name;
return(new CodeAction(string.Format(context.TranslateString("Add argument name '{0}'"), name), script => {
for (int i = 0; i < nodes.Count; i++)
{
int p = index + i;
if (p >= parameterMap.Count)
{
break;
}
name = parameters[parameterMap[p]].Name;
var namedArgument = new NamedArgumentExpression(name, arguments.ElementAt(p).Clone());
script.Replace(arguments.ElementAt(p), namedArgument);
}
},
expression
));
}
var invocationExpression = parent as InvocationExpression;
if (invocationExpression != null)
{
var resolvedResult = context.Resolve(invocationExpression) as CSharpInvocationResolveResult;
if (resolvedResult == null || resolvedResult.IsError)
{
return(null);
}
var arguments = invocationExpression.Arguments;
IMember member = resolvedResult.Member;
int index = 0;
int temp = 0;
List <Expression> nodes = new List <Expression>();
foreach (var argument in arguments)
{
if (argument.Equals(expression))
{
nodes = CollectNodes(parent, expression);
break;
}
temp++;
}
index = temp;
if (!nodes.Any())
{
return(null);
}
var method = member as IMethod;
if (method == null || method.Parameters.Count == 0 || method.Parameters.Last().IsParams)
{
return(null);
}
var parameterMap = (resolvedResult as CSharpInvocationResolveResult).GetArgumentToParameterMap();
var parameters = method.Parameters;
if (index >= parameterMap.Count)
{
return(null);
}
var name = parameters[parameterMap[index]].Name;
return(new CodeAction(string.Format(context.TranslateString("Add argument name '{0}'"), name), script => {
for (int i = 0; i < nodes.Count; i++)
{
int p = index + i;
if (p >= parameterMap.Count)
{
break;
}
name = parameters[parameterMap[p]].Name;
var namedArgument = new NamedArgumentExpression(name, arguments.ElementAt(p).Clone());
script.Replace(arguments.ElementAt(p), namedArgument);
}
},
expression
));
}
return(null);
}
