public static AbstractType[] Resolve(ITypeDeclaration declaration, ResolutionContext ctxt)
{
if (declaration is IdentifierDeclaration)
{
return(Resolve((IdentifierDeclaration)declaration, ctxt));
}
else if (declaration is TemplateInstanceExpression)
{
return(ExpressionTypeEvaluation.GetOverloads((TemplateInstanceExpression)declaration, ctxt));
}
var t = ResolveSingle(declaration, ctxt);
return(t == null ? null : new[] { t });
}
public AbstractType TryGetDType(IDBacktraceSymbol s)
{
if (!s.HasParent)
{
TryUpdateStackFrameInfo();
if (ctxt == null)
{
return(null);
}
return(AmbiguousType.Get(ExpressionTypeEvaluation.GetOverloads(new IdentifierExpression(s.Name), ctxt, null)));
}
return(null);
}
public void Visit(TemplateInstanceExpression tix)
{
res.IsTemplateInstanceArguments = true;
res.MethodIdentifier = tix;
ctxt.ContextIndependentOptions = ResolutionOptions.NoTemplateParameterDeduction;
res.ResolvedTypesOrMethods = ExpressionTypeEvaluation.GetOverloads(tix, ctxt, null, false);
if (tix.Arguments != null)
{
res.CurrentlyTypedArgumentIndex = tix.Arguments.Length;
}
else
{
res.CurrentlyTypedArgumentIndex = 0;
}
}
static void HandleTemplateInstance(TemplateInstanceExpression tix,
ArgumentsResolutionResult res,
IEditorData Editor,
ResolutionContext ctxt,
IBlockNode curBlock,
IEnumerable <AbstractType> resultBases = null)
{
res.IsTemplateInstanceArguments = true;
res.MethodIdentifier = tix;
res.ResolvedTypesOrMethods = ExpressionTypeEvaluation.GetOverloads(tix, ctxt, resultBases, false);
if (tix.Arguments != null)
{
res.CurrentlyTypedArgumentIndex = tix.Arguments.Length;
}
else
{
res.CurrentlyTypedArgumentIndex = 0;
}
}
public static AbstractType ResolveSingle(ITypeDeclaration declaration, ResolutionContext ctxt)
{
if (declaration is IdentifierDeclaration)
{
return(ResolveSingle(declaration as IdentifierDeclaration, ctxt));
}
else if (declaration is TemplateInstanceExpression)
{
var a = ExpressionTypeEvaluation.GetOverloads(declaration as TemplateInstanceExpression, ctxt);
ctxt.CheckForSingleResult(a, declaration);
return(a != null && a.Length != 0 ? a[0] : null);
}
AbstractType t = null;
if (declaration is DTokenDeclaration)
{
t = Resolve(declaration as DTokenDeclaration);
}
else if (declaration is TypeOfDeclaration)
{
t = Resolve(declaration as TypeOfDeclaration, ctxt);
}
else if (declaration is MemberFunctionAttributeDecl)
{
t = Resolve(declaration as MemberFunctionAttributeDecl, ctxt);
}
else if (declaration is ArrayDecl)
{
t = Resolve(declaration as ArrayDecl, ctxt);
}
else if (declaration is PointerDecl)
{
t = Resolve(declaration as PointerDecl, ctxt);
}
else if (declaration is DelegateDeclaration)
{
t = Resolve(declaration as DelegateDeclaration, ctxt);
}
//TODO: VarArgDeclaration
else if (declaration is ITemplateParameterDeclaration)
{
var tpd = declaration as ITemplateParameterDeclaration;
var templateParameter = tpd.TemplateParameter;
//TODO: Is this correct handling?
while (templateParameter is TemplateThisParameter)
{
templateParameter = (templateParameter as TemplateThisParameter).FollowParameter;
}
if (tpd.TemplateParameter is TemplateValueParameter)
{
// Return a member result -- it's a static variable
}
else
{
// Return a type result?
}
}
return(t);
}
public static AbstractType[] ResolveTypeLoosely(IEditorData editor, out NodeResolutionAttempt resolutionAttempt, ResolutionContext ctxt = null)
{
if (ctxt == null)
{
ctxt = ResolutionContext.Create(editor);
}
var o = GetScopedCodeObject(editor);
var optionBackup = ctxt.CurrentContext.ContextDependentOptions;
ctxt.CurrentContext.ContextDependentOptions |= ResolutionOptions.ReturnMethodReferencesOnly;
resolutionAttempt = NodeResolutionAttempt.Normal;
AbstractType[] ret;
if (o is IExpression)
{
ret = ExpressionTypeEvaluation.EvaluateTypes((IExpression)o, ctxt);
}
else if (o is ITypeDeclaration)
{
ret = TypeDeclarationResolver.Resolve((ITypeDeclaration)o, ctxt);
}
else if (o is INode)
{
ret = new[] { TypeDeclarationResolver.HandleNodeMatch(o as INode, ctxt, null, o) }
}
;
else
{
ret = null;
}
if (ret == null)
{
resolutionAttempt = NodeResolutionAttempt.NoParameterOrTemplateDeduction;
if (o is PostfixExpression_MethodCall)
{
o = (o as PostfixExpression_MethodCall).PostfixForeExpression;
}
ctxt.CurrentContext.ContextDependentOptions |= ResolutionOptions.NoTemplateParameterDeduction;
if (o is IdentifierExpression)
{
ret = ExpressionTypeEvaluation.GetOverloads(o as IdentifierExpression, ctxt, deduceParameters: false);
}
else if (o is ITypeDeclaration)
{
ret = TypeDeclarationResolver.Resolve(o as ITypeDeclaration, ctxt);
}
else if (o is IExpression)
{
ret = ExpressionTypeEvaluation.EvaluateTypes(o as IExpression, ctxt);
}
}
if (ret == null)
{
resolutionAttempt = NodeResolutionAttempt.RawSymbolLookup;
ret = TypeDeclarationResolver.HandleNodeMatches(LookupIdRawly(editor, o as ISyntaxRegion), ctxt, null, o);
}
if (ret != null)
{
foreach (var r in ret)
{
if (r != null)
{
r.DeclarationOrExpressionBase = o;
}
}
}
ctxt.CurrentContext.ContextDependentOptions = optionBackup;
return(ret);
}
public static AbstractType ResolveTypeLoosely(IEditorData editor, out NodeResolutionAttempt resolutionAttempt, ResolutionContext ctxt = null)
{
var o = GetScopedCodeObject(editor);
if (ctxt == null)
{
ctxt = ResolutionContext.Create(editor, false);
}
AbstractType ret = null;
NodeResolutionAttempt resAttempt = NodeResolutionAttempt.Normal;
CodeCompletion.DoTimeoutableCompletionTask(null, ctxt, () =>
{
ctxt.Push(editor);
var optionBackup = ctxt.CurrentContext.ContextDependentOptions;
ctxt.CurrentContext.ContextDependentOptions |= ResolutionOptions.ReturnMethodReferencesOnly | ResolutionOptions.DontResolveAliases;
if (o is IExpression)
{
ret = ExpressionTypeEvaluation.EvaluateType((IExpression)o, ctxt, false);
}
else if (o is ITypeDeclaration)
{
ret = TypeDeclarationResolver.ResolveSingle((ITypeDeclaration)o, ctxt);
}
else if (o is INode)
{
ret = TypeDeclarationResolver.HandleNodeMatch(o as INode, ctxt, null, o);
}
else
{
ret = null;
}
if (ret == null)
{
resAttempt = NodeResolutionAttempt.NoParameterOrTemplateDeduction;
if (o is PostfixExpression_MethodCall)
{
o = (o as PostfixExpression_MethodCall).PostfixForeExpression;
}
ctxt.CurrentContext.ContextDependentOptions |= ResolutionOptions.NoTemplateParameterDeduction | ResolutionOptions.DontResolveAliases;
if (o is IdentifierExpression)
{
ret = AmbiguousType.Get(ExpressionTypeEvaluation.GetOverloads(o as IdentifierExpression, ctxt, deduceParameters: false), o);
}
else if (o is ITypeDeclaration)
{
ret = TypeDeclarationResolver.ResolveSingle(o as ITypeDeclaration, ctxt);
}
else if (o is IExpression)
{
ret = ExpressionTypeEvaluation.EvaluateType(o as IExpression, ctxt, false);
}
}
if (ret == null)
{
resAttempt = NodeResolutionAttempt.RawSymbolLookup;
var overloads = TypeDeclarationResolver.HandleNodeMatches(LookupIdRawly(editor, o as ISyntaxRegion), ctxt, null, o);
ret = AmbiguousType.Get(overloads, o);
}
ctxt.CurrentContext.ContextDependentOptions = optionBackup;
});
resolutionAttempt = resAttempt;
if (ret != null)
{
ret.DeclarationOrExpressionBase = o;
}
return(ret);
}