IEnumerable<ICompletionData> CreateCompletionData (TextLocation location, ResolveResult resolveResult, AstNode resolvedNode, CppResolver state)
{
if (resolveResult == null /*|| resolveResult.IsError*/)
return null;
if (resolveResult is NamespaceResolveResult) {
var nr = (NamespaceResolveResult)resolveResult;
var namespaceContents = new CompletionDataWrapper (this);
foreach (var cl in nr.Namespace.Types) {
namespaceContents.AddType (cl, cl.Name);
}
foreach (var ns in nr.Namespace.ChildNamespaces) {
namespaceContents.AddNamespace (ns.Name);
}
return namespaceContents.Result;
}
IType type = resolveResult.Type;
var typeDef = resolveResult.Type.GetDefinition ();
var result = new CompletionDataWrapper (this);
bool includeStaticMembers = false;
if (resolveResult is LocalResolveResult) {
if (resolvedNode is IdentifierExpression) {
var mrr = (LocalResolveResult)resolveResult;
includeStaticMembers = mrr.Variable.Name == mrr.Type.Name;
}
}
if (resolveResult is TypeResolveResult && type.Kind == TypeKind.Enum) {
foreach (var field in type.GetFields ()) {
result.AddMember (field);
}
foreach (var m in type.GetMethods ()) {
if (m.Name == "TryParse")
result.AddMember (m);
}
return result.Result;
}
if (resolveResult is MemberResolveResult && resolvedNode is IdentifierExpression) {
var mrr = (MemberResolveResult)resolveResult;
includeStaticMembers = mrr.Member.Name == mrr.Type.Name;
// ADD Aliases
var scope = CSharpParsedFile.GetUsingScope (location).Resolve (Compilation);
for (var n = scope; n != null; n = n.Parent) {
foreach (var pair in n.UsingAliases) {
if (pair.Key == mrr.Member.Name) {
foreach (var r in CreateCompletionData (location, pair.Value, resolvedNode, state)) {
if (r is IEntityCompletionData && ((IEntityCompletionData)r).Entity is IMember) {
result.AddMember ((IMember)((IEntityCompletionData)r).Entity);
} else {
result.Add (r);
}
}
}
}
}
}
if (resolveResult is TypeResolveResult && (resolvedNode is IdentifierExpression || resolvedNode is MemberReferenceExpression)) {
includeStaticMembers = true;
}
// Console.WriteLine ("type:" + type +"/"+type.GetType ());
// Console.WriteLine ("current:" + ctx.CurrentTypeDefinition);
// Console.WriteLine ("IS PROT ALLOWED:" + isProtectedAllowed + " static: "+ includeStaticMembers);
// Console.WriteLine (resolveResult);
// Console.WriteLine ("node:" + resolvedNode);
// Console.WriteLine (currentMember != null ? currentMember.IsStatic : "currentMember == null");
if (resolvedNode.Annotation<ObjectCreateExpression> () == null) { //tags the created expression as part of an object create expression.
var lookup = new MemberLookup (ctx.CurrentTypeDefinition, Compilation.MainAssembly);
bool isProtectedAllowed = resolveResult is ThisResolveResult ? true : lookup.IsProtectedAccessAllowed (type);
var filteredList = new List<IMember> ();
foreach (var member in type.GetMembers ()) {
// Console.WriteLine ("member:" + member + member.IsShadowing);
if (!lookup.IsAccessible (member, isProtectedAllowed)) {
// Console.WriteLine ("skip access: " + member.FullName);
continue;
}
if (resolvedNode is BaseReferenceExpression && member.IsAbstract)
continue;
bool memberIsStatic = member.IsStatic;
if (!includeStaticMembers && memberIsStatic && !(resolveResult is TypeResolveResult)) {
// Console.WriteLine ("skip static member: " + member.FullName);
continue;
}
var field = member as IField;
if (field != null)
memberIsStatic |= field.IsConst;
if (!memberIsStatic && (resolveResult is TypeResolveResult)) {
continue;
}
if (member is IMethod && ((IMethod)member).FullName == "System.Object.Finalize")
continue;
if (member.EntityType == EntityType.Operator)
continue;
if (member.IsShadowing)
filteredList.RemoveAll (m => m.Name == member.Name);
filteredList.Add (member);
}
foreach (var member in filteredList) {
// Console.WriteLine ("add : "+ member.FullName + " --- " + member.IsStatic);
result.AddMember (member);
}
}
if (resolveResult is TypeResolveResult || includeStaticMembers) {
foreach (var nested in type.GetNestedTypes ()) {
result.AddType (nested, nested.Name);
}
} else {
foreach (var meths in state.GetExtensionMethods (type)) {
foreach (var m in meths) {
result.AddMember (m);
}
}
}
// IEnumerable<object> objects = resolveResult.CreateResolveResult (dom, resolver != null ? resolver.CallingMember : null);
// CompletionDataCollector col = new CompletionDataCollector (this, dom, result, Document.CompilationUnit, resolver != null ? resolver.CallingType : null, location);
// col.HideExtensionParameter = !resolveResult.StaticResolve;
// col.NamePrefix = expressionResult.Expression;
// bool showOnlyTypes = expressionResult.Contexts.Any (ctx => ctx == ExpressionContext.InheritableType || ctx == ExpressionContext.Constraints);
// if (objects != null) {
// foreach (object obj in objects) {
// if (expressionResult.ExpressionContext != null && expressionResult.ExpressionContext.FilterEntry (obj))
// continue;
// if (expressionResult.ExpressionContext == ExpressionContext.NamespaceNameExcepted && !(obj is Namespace))
// continue;
// if (showOnlyTypes && !(obj is IType))
// continue;
// CompletionData data = col.Add (obj);
// if (data != null && expressionResult.ExpressionContext == ExpressionContext.Attribute && data.CompletionText != null && data.CompletionText.EndsWith ("Attribute")) {
// string newText = data.CompletionText.Substring (0, data.CompletionText.Length - "Attribute".Length);
// data.SetText (newText);
// }
// }
// }
return result.Result;
}
ResolveResult LookInCurrentType(string identifier, IList<IType> typeArguments, SimpleNameLookupMode lookupMode, bool parameterizeResultType)
{
int k = typeArguments.Count;
MemberLookup lookup;
if (lookupMode == SimpleNameLookupMode.BaseTypeReference && this.CurrentTypeDefinition != null) {
// When looking up a base type reference, treat us as being outside the current type definition
// for accessibility purposes.
// This avoids a stack overflow when referencing a protected class nested inside the base class
// of a parent class. (NameLookupTests.InnerClassInheritingFromProtectedBaseInnerClassShouldNotCauseStackOverflow)
lookup = new MemberLookup(this.CurrentTypeDefinition.DeclaringTypeDefinition, this.Compilation.MainAssembly, false);
} else {
lookup = CreateMemberLookup();
}
// look in current type definitions
for (ITypeDefinition t = this.CurrentTypeDefinition; t != null; t = t.DeclaringTypeDefinition) {
if (k == 0) {
// Look for type parameter with that name
var typeParameters = t.TypeParameters;
// Look at all type parameters, including those copied from outer classes,
// so that we can fetch the version with the correct owner.
for (int i = 0; i < typeParameters.Count; i++) {
if (typeParameters[i].Name == identifier)
return new TypeResolveResult(typeParameters[i]);
}
}
if (lookupMode == SimpleNameLookupMode.BaseTypeReference && t == this.CurrentTypeDefinition) {
// don't look in current type when resolving a base type reference
continue;
}
ResolveResult r;
if (lookupMode == SimpleNameLookupMode.Expression || lookupMode == SimpleNameLookupMode.InvocationTarget) {
var targetResolveResult = (t == this.CurrentTypeDefinition ? ResolveThisReference() : new TypeResolveResult(t));
r = lookup.Lookup(targetResolveResult, identifier, typeArguments, lookupMode == SimpleNameLookupMode.InvocationTarget);
} else {
r = lookup.LookupType(t, identifier, typeArguments, parameterizeResultType);
}
if (!(r is UnknownMemberResolveResult)) // but do return AmbiguousMemberResolveResult
return r;
}
return null;
}
IEnumerable<ICompletionData> CreateTypeCompletionData (IType hintType, AstType hintTypeAst)
{
var wrapper = new CompletionDataWrapper (this);
var state = GetState ();
Predicate<IType> pred = null;
if (hintType != null) {
if (hintType.Kind != TypeKind.Unknown) {
var lookup = new MemberLookup (ctx.CurrentTypeDefinition, Compilation.MainAssembly);
pred = t => {
// check if type is in inheritance tree.
if (hintType.GetDefinition () != null && !t.GetDefinition ().IsDerivedFrom (hintType.GetDefinition ()))
return false;
// check for valid constructors
if (t.GetConstructors ().Count () == 0)
return true;
bool isProtectedAllowed = currentType != null ? currentType.Resolve (ctx).GetDefinition ().IsDerivedFrom (t.GetDefinition ()) : false;
return t.GetConstructors ().Any (m => lookup.IsAccessible (m, isProtectedAllowed));
};
DefaultCompletionString = GetShortType (hintType, GetState ());
wrapper.AddType (hintType, DefaultCompletionString);
} else {
DefaultCompletionString = hintTypeAst.ToString ();
wrapper.AddType (hintType, DefaultCompletionString);
}
}
AddTypesAndNamespaces (wrapper, state, null, pred, m => false);
AddKeywords (wrapper, primitiveTypesKeywords.Where (k => k != "void"));
CloseOnSquareBrackets = true;
AutoCompleteEmptyMatch = true;
return wrapper.Result;
}
