CompletionDataList CreateTypeCompletionData (DomLocation location, IType callingType, ExpressionContext context, IReturnType returnType, IReturnType returnTypeUnresolved)
{
CompletionDataList result = new ProjectDomCompletionDataList ();
// "var o = new " needs special treatment.
if (returnType == null && returnTypeUnresolved != null && returnTypeUnresolved.FullName == "var")
returnType = returnTypeUnresolved = DomReturnType.Object;
// ExpressionContext.TypeExpressionContext tce = context as ExpressionContext.TypeExpressionContext;
CompletionDataCollector col = new CompletionDataCollector (dom, result, Document.CompilationUnit, callingType, location);
IType type = null;
if (returnType != null)
type = dom.GetType (returnType);
if (type == null)
type = dom.SearchType (Document.CompilationUnit, (MonoDevelop.Projects.Dom.INode)Document.CompilationUnit ?? callingType, returnTypeUnresolved);
// special handling for nullable types: Bug 674516 - new completion for nullables should not include "Nullable"
if (type is InstantiatedType && ((InstantiatedType)type).UninstantiatedType.FullName == "System.Nullable" && ((InstantiatedType)type).GenericParameters.Count == 1) {
var genericParameter = ((InstantiatedType)type).GenericParameters[0];
returnType = returnTypeUnresolved = Document.CompilationUnit.ShortenTypeName (genericParameter, location);
type = dom.SearchType (Document.CompilationUnit, (MonoDevelop.Projects.Dom.INode)Document.CompilationUnit ?? callingType, genericParameter);
}
if (type == null || !(type.IsAbstract || type.ClassType == ClassType.Interface)) {
if (type == null || type.ConstructorCount == 0 || type.Methods.Any (c => c.IsConstructor && c.IsAccessibleFrom (dom, callingType, type, callingType != null && dom.GetInheritanceTree (callingType).Any (x => x.FullName == type.FullName)))) {
if (returnTypeUnresolved != null) {
col.FullyQualify = true;
CompletionData unresovedCompletionData = col.Add (returnTypeUnresolved);
col.FullyQualify = false;
// don't set default completion string for arrays, since it interferes with:
// string[] arr = new string[] vs new { "a"}
if (returnTypeUnresolved.ArrayDimensions == 0)
result.DefaultCompletionString = StripGenerics (unresovedCompletionData.CompletionText);
} else {
CompletionData unresovedCompletionData = col.Add (returnType);
if (returnType.ArrayDimensions == 0)
result.DefaultCompletionString = StripGenerics (unresovedCompletionData.CompletionText);
}
}
}
// if (tce != null && tce.Type != null) {
// result.DefaultCompletionString = StripGenerics (col.AddCompletionData (result, tce.Type).CompletionString);
// }
// else {
// }
if (type == null)
return result;
HashSet<string> usedNamespaces = new HashSet<string> (GetUsedNamespaces ());
if (type.FullName == DomReturnType.Object.FullName)
AddPrimitiveTypes (col);
foreach (IType curType in dom.GetSubclasses (type)) {
if (context != null && context.FilterEntry (curType))
continue;
if ((curType.TypeModifier & TypeModifier.HasOnlyHiddenConstructors) == TypeModifier.HasOnlyHiddenConstructors)
continue;
if (usedNamespaces.Contains (curType.Namespace)) {
if (curType.ConstructorCount > 0) {
if (!(curType.Methods.Any (c => c.IsConstructor && c.IsAccessibleFrom (dom, curType, callingType, callingType != null && dom.GetInheritanceTree (callingType).Any (x => x.FullName == curType.FullName)))))
continue;
}
col.Add (curType);
} else {
string nsName = curType.Namespace;
int idx = nsName.IndexOf ('.');
if (idx >= 0)
nsName = nsName.Substring (0, idx);
col.Add (new Namespace (nsName));
}
}
// add aliases
if (returnType != null) {
foreach (IUsing u in Document.CompilationUnit.Usings) {
foreach (KeyValuePair<string, IReturnType> alias in u.Aliases) {
if (alias.Value.ToInvariantString () == returnType.ToInvariantString ())
result.Add (alias.Key, "md-class");
}
}
}
return result;
}
internal void SetContext (ExpressionContext context)
{
this.contexts.Add (context);
this.expectedType = null;
}
public CompletionDataList CreateParameterCompletion (NRefactoryResolver resolver, DomLocation location, ExpressionContext context, IEnumerable<IMethod> possibleMethods, int parameter)
{
CompletionDataList completionList = new ProjectDomCompletionDataList ();
var addedEnums = new HashSet<string> ();
var addedDelegates = new HashSet<string> ();
IType resolvedType = null;
foreach (var method in possibleMethods) {
if (method.Parameters.Count <= parameter)
continue;
resolvedType = dom.GetType (method.Parameters [parameter].ReturnType);
if (resolvedType == null)
continue;
switch (resolvedType.ClassType) {
case MonoDevelop.Projects.Dom.ClassType.Enum:
if (addedEnums.Contains (resolvedType.DecoratedFullName))
continue;
addedEnums.Add (resolvedType.DecoratedFullName);
AddEnumMembers (completionList, resolvedType);
break;
case MonoDevelop.Projects.Dom.ClassType.Delegate:
if (addedDelegates.Contains (resolvedType.DecoratedFullName))
continue;
addedDelegates.Add (resolvedType.DecoratedFullName);
string parameterDefinition = AddDelegateHandlers (completionList, resolvedType, false, addedDelegates.Count == 1);
string varName = "Handle" + method.Parameters [parameter].ReturnType.Name + method.Parameters [parameter].Name;
completionList.Add (new EventCreationCompletionData (textEditorData, varName, resolvedType, null, parameterDefinition, resolver.Unit.GetMemberAt (location), resolvedType) { AddSemicolon = false });
break;
}
}
if (addedEnums.Count + addedDelegates.Count == 0)
return null;
CompletionDataCollector cdc = new CompletionDataCollector (this, dom, completionList, Document.CompilationUnit, resolver.CallingType, location);
completionList.AutoCompleteEmptyMatch = false;
completionList.AutoSelect = false;
resolver.AddAccessibleCodeCompletionData (ExpressionContext.MethodBody, cdc);
if (addedDelegates.Count > 0) {
foreach (var data in completionList) {
if (data is MemberCompletionData)
((MemberCompletionData)data).IsDelegateExpected = true;
}
}
return completionList;
}
public CompletionDataList CreatePossibleEnumCompletion (NRefactoryResolver resolver, DomLocation location, ExpressionContext context, IEnumerable<IMethod> possibleMethods, int parameter)
{
CompletionDataList completionList = new ProjectDomCompletionDataList ();
var addedEnums = new HashSet<string> ();
IType resolvedType = null;
foreach (var method in possibleMethods) {
if (method.Parameters.Count <= parameter)
continue;
resolvedType = dom.GetType (method.Parameters [parameter].ReturnType);
if (resolvedType == null || resolvedType.ClassType != ClassType.Enum)
continue;
if (addedEnums.Contains (resolvedType.DecoratedFullName))
continue;
addedEnums.Add (resolvedType.DecoratedFullName);
AddEnumMembers (completionList, resolvedType);
}
if (addedEnums.Count == 0)
return null;
CompletionDataCollector cdc = new CompletionDataCollector (dom, completionList, Document.CompilationUnit, resolver.CallingType, location);
completionList.AutoCompleteEmptyMatch = false;
//completionList.AutoSelect = false;
resolver.AddAccessibleCodeCompletionData (context, cdc);
return completionList;
}
CompletionDataList CreateTypeCompletionData(DomLocation location, IType callingType, ExpressionContext context, IReturnType returnType, IReturnType returnTypeUnresolved)
{
CompletionDataList result = new ProjectDomCompletionDataList ();
// "var o = new " needs special treatment.
if (returnType == null && returnTypeUnresolved != null && returnTypeUnresolved.FullName == "var")
returnType = returnTypeUnresolved = DomReturnType.Object;
// ExpressionContext.TypeExpressionContext tce = context as ExpressionContext.TypeExpressionContext;
CompletionDataCollector col = new CompletionDataCollector (result, Document.CompilationUnit, location);
IType type = null;
if (returnType != null)
type = dom.GetType (returnType);
if (type == null)
type = dom.SearchType (new SearchTypeRequest (Document.CompilationUnit, returnTypeUnresolved, null));
if (type == null || !(type.IsAbstract || type.ClassType == ClassType.Interface)) {
if (type == null || type.ConstructorCount == 0 || type.Methods.Any (c => c.IsConstructor && c.IsAccessibleFrom (dom, callingType, type, callingType != null && dom.GetInheritanceTree (callingType).Any (x => x.FullName == type.FullName)))) {
if (returnTypeUnresolved != null) {
col.FullyQualify = true;
ICompletionData unresovedCompletionData = col.Add (returnTypeUnresolved);
col.FullyQualify = false;
result.DefaultCompletionString = StripGenerics (unresovedCompletionData.CompletionText);
} else {
ICompletionData unresovedCompletionData = col.Add (returnType);
result.DefaultCompletionString = StripGenerics (unresovedCompletionData.CompletionText);
}
}
}
// if (tce != null && tce.Type != null) {
// result.DefaultCompletionString = StripGenerics (col.AddCompletionData (result, tce.Type).CompletionString);
// }
// else {
// }
if (type == null)
return result;
HashSet<string> usedNamespaces = new HashSet<string> (GetUsedNamespaces ());
if (type.FullName == DomReturnType.Object.FullName)
AddPrimitiveTypes (col);
foreach (IType curType in dom.GetSubclasses (type)) {
if (context != null && context.FilterEntry (curType))
continue;
if ((curType.TypeModifier & TypeModifier.HasOnlyHiddenConstructors) == TypeModifier.HasOnlyHiddenConstructors)
continue;
if (usedNamespaces.Contains (curType.Namespace)) {
if (curType.ConstructorCount > 0) {
if (!(curType.Methods.Any (c => c.IsConstructor && c.IsAccessibleFrom (dom, curType, callingType, callingType != null && dom.GetInheritanceTree (callingType).Any (x => x.FullName == curType.FullName)))))
continue;
}
col.Add (curType);
} else {
string nsName = curType.Namespace;
int idx = nsName.IndexOf ('.');
if (idx >= 0)
nsName = nsName.Substring (0, idx);
col.Add (new Namespace (nsName));
}
}
// add aliases
if (returnType != null) {
foreach (IUsing u in Document.CompilationUnit.Usings) {
foreach (KeyValuePair<string, IReturnType> alias in u.Aliases) {
if (alias.Value.ToInvariantString () == returnType.ToInvariantString ())
result.Add (alias.Key, "md-class");
}
}
}
return result;
}
void AddContentsFromOuterClass(IType outer, ExpressionContext context, FSharpTextEditorCompletion.CompletionDataCollector col)
{
if (outer == null)
return;
foreach (IMember member in outer.Members) {
if (member is IType || member.IsStatic || member.IsConst) {
col.Add (member);
}
}
AddContentsFromOuterClass (outer.DeclaringType, context, col);
}
void AddContentsFromClassAndMembers(ExpressionContext context, FSharpTextEditorCompletion.CompletionDataCollector col)
{
IMethod method = callingMember as IMethod;
if (method != null && method.Parameters != null) {
AddParameterList (col, method.Parameters);
}
IProperty property = callingMember as IProperty;
if (property != null && property.Parameters != null)
AddParameterList (col, property.Parameters);
if (CallingType == null)
return;
AddContentsFromOuterClass (CallingType.DeclaringType, context, col);
IType callingType = CallingType is InstantiatedType ? ((InstantiatedType)CallingType).UninstantiatedType : CallingType;
//bool isInStatic = CallingMember != null ? CallingMember.IsStatic : false;
if (CallingMember == null || !CallingMember.IsStatic) {
foreach (TypeParameter parameter in callingType.TypeParameters) {
col.Add (parameter.Name, "md-literal");
}
}
if (context != ExpressionContext.TypeDeclaration && CallingMember != null) {
bool includeProtected = DomType.IncludeProtected (dom, CallingType, CallingMember.DeclaringType);
foreach (IType type in dom.GetInheritanceTree (CallingType)) {
foreach (IMember member in type.Members) {
if (!(member is IType) && CallingMember.IsStatic && !(member.IsStatic || member.IsConst))
continue;
if (member.IsAccessibleFrom (dom, CallingType, CallingMember, includeProtected)) {
if (context.FilterEntry (member))
continue;
col.Add (member);
}
}
}
}
}
public FSharpTextEditorCompletion.CompletionDataCollector AddAccessibleCodeCompletionData(ExpressionContext context, FSharpTextEditorCompletion.CompletionDataCollector col)
{
if (context != ExpressionContext.Global && context != ExpressionContext.TypeName) {
AddContentsFromClassAndMembers (context, col);
if (lookupTableVisitor != null && lookupTableVisitor.Variables != null) {
int callingMemberline = CallingMember != null ? CallingMember.Location.Line : 0;
// local variables could be outside members (LINQ initializers)
foreach (KeyValuePair<string, List<LocalLookupVariable>> pair in lookupTableVisitor.Variables) {
if (pair.Value != null && pair.Value.Count > 0) {
foreach (LocalLookupVariable v in pair.Value) {
if (new DomLocation (callingMemberline + v.StartPos.Line - 2, v.StartPos.Column) <= this.resolvePosition && (v.EndPos.IsEmpty || new DomLocation (callingMemberline + v.EndPos.Line - 2, v.EndPos.Column) >= this.resolvePosition)) {
col.Add (new LocalVariable (CallingMember, pair.Key, ConvertTypeReference (v.TypeRef), DomRegion.Empty));
}
}
}
}
}
if (CallingMember is IProperty) {
IProperty property = (IProperty)callingMember;
if (property.HasSet && editor != null && property.SetRegion.Contains (resolvePosition.Line, editor.CursorColumn))
col.Add ("value");
}
if (CallingMember is IEvent)
col.Add ("value");
}
List<string> namespaceList = new List<string> ();
namespaceList.Add ("");
List<string> namespaceDeclList = new List<string> ();
namespaceDeclList.Add ("");
if (unit != null) {
foreach (IUsing u in unit.Usings) {
foreach (string alias in u.Aliases.Keys) {
col.Add (alias);
}
if (u.Namespaces == null)
continue;
bool isNamespaceDecl = u.IsFromNamespace && u.Region.Contains (this.resolvePosition);
if (u.IsFromNamespace && !isNamespaceDecl)
continue;
foreach (string ns in u.Namespaces) {
namespaceList.Add (ns);
if (isNamespaceDecl)
namespaceDeclList.Add (ns);
}
}
foreach (object o in dom.GetNamespaceContents (namespaceList, true, true)) {
if (context.FilterEntry (o))
continue;
if (o is Namespace) {
Namespace ns = o as Namespace;
bool skip = true;
foreach (string str in namespaceDeclList) {
if (dom.NamespaceExists (str.Length > 0 ? str + "." + ns.Name : ns.Name)) {
skip = false;
break;
}
}
if (skip)
continue;
}
//IMember member = o as IMember;
//if (member != null && completionList.Find (member.Name) != null)
// continue;
if (context == ExpressionContext.Attribute) {
IType t = o as IType;
if (t != null && !t.IsBaseType (attributeType))
continue;
}
ICompletionData data = col.Add (o);
if (data != null && context == ExpressionContext.Attribute && data.CompletionText != null && data.CompletionText.EndsWith ("Attribute")) {
string newText = data.CompletionText.Substring (0, data.CompletionText.Length - "Attribute".Length);
data.SetText (newText);
}
}
CodeTemplateService.AddCompletionDataForMime ("text/x-csharp", col.CompletionList);
}
return col;
}
public ExpressionResult (string expression, DomRegion region, ExpressionContext expressionContext = null) : this (expression, region, new [] {expressionContext})
{
}
public ExpressionResult (string expression, ExpressionContext expressionContext) : this (expression, DomRegion.Empty, expressionContext)
{
}