Пример #1
0
        static void _Patch(CodeVariableDeclarationStatement vd, CodeDomVisitContext ctx, CodeDomResolver resolver)
        {
            if (null != vd)
            {
                if (CodeDomResolver.IsNullOrVoidType(vd.Type) || (0 == vd.Type.ArrayRank && 0 == vd.Type.TypeArguments.Count && 0 == string.Compare("var", vd.Type.BaseType, StringComparison.InvariantCulture)))
                {
                    if (null == vd.InitExpression)
                    {
                        throw new ArgumentException(_AppendLineInfo("The code contains an incomplete variable declaration", vd), "resolver");
                    }
                    if (!_HasUnresolved(vd.InitExpression))
                    {
                        var t = resolver.GetTypeOfExpression(vd.InitExpression, resolver.GetScope(vd.InitExpression));

                        vd.Type = t;
                        if (!CodeDomResolver.IsNullOrVoidType(t))
                        {
                            vd.UserData.Remove("slang:unresolved");
                        }
                    }
                }
            }
        }
Пример #2
0
 static void _Patch(CodeFieldReferenceExpression fr, CodeDomVisitContext ctx, CodeDomResolver resolver)
 {
     if (null != fr)
     {
         // this probably means part of our field has been resolved, or at the very least
         // it does not come from a rooted var ref.
         if (!fr.TargetObject.UserData.Contains("slang:unresolved"))
         {
             var scope  = resolver.GetScope(fr);
             var binder = new CodeDomBinder(scope);
             var t      = resolver.GetTypeOfExpression(fr.TargetObject, scope);
             if (null != t && CodeDomResolver.IsNullOrVoidType(t) && fr.TargetObject is CodeVariableReferenceExpression)
             {
                 return;                         // can't patch this field yet - it's part of a var reference that hasn't been filled in
             }
             var isStatic = false;
             var tre      = fr.TargetObject as CodeTypeReferenceExpression;
             if (null != tre)
             {
                 isStatic = true;
             }
             var tt = resolver.TryResolveType(isStatic ? tre.Type : t, scope, true);
             if (null == tt)
             {
                 throw new InvalidOperationException(_AppendLineInfo(string.Format("The type {0} could not be resolved", t.BaseType), t));
             }
             var td = tt as CodeTypeDeclaration;
             // TODO: This code could be a lot faster if we added some functionality to the binder
             // we're just checking to see if the method, property or field exists
             var m = binder.GetField(tt, fr.FieldName, _BindFlags);
             if (null != m)
             {
                 fr.UserData.Remove("slang:unresolved");
                 return;
             }
             m = binder.GetEvent(tt, fr.FieldName, _BindFlags);
             if (null != m)
             {
                 var er = new CodeEventReferenceExpression(fr.TargetObject, fr.FieldName);
                 CodeDomVisitor.ReplaceTarget(ctx, er);
                 return;
             }
             var ml = binder.GetMethodGroup(tt, fr.FieldName, _BindFlags);
             if (0 < ml.Length)
             {
                 var mr = new CodeMethodReferenceExpression(fr.TargetObject, fr.FieldName);
                 CodeDomVisitor.ReplaceTarget(ctx, mr);
                 return;
             }
             ml = binder.GetPropertyGroup(tt, fr.FieldName, _BindFlags);
             if (0 < ml.Length)
             {
                 var pr = new CodePropertyReferenceExpression(fr.TargetObject, fr.FieldName);
                 CodeDomVisitor.ReplaceTarget(ctx, pr);
                 return;
             }
             throw new InvalidProgramException(_AppendLineInfo(string.Format("Cannot deterimine the target reference {0}", fr.FieldName), fr));
         }
         // TODO: This used to be first but I moved it here.
         // This shouldn't be done first because it's resolving types before fields and
         // that is a no no. I still need to make sure it doesn't break things
         var path = _GetUnresRootPathOfExpression(fr);
         if (null != path)
         {
             // now we have something to work with.
             var scope = resolver.GetScope(fr);
             var sa    = path.Split('.');
             if (1 == sa.Length)
             {
                 System.Diagnostics.Debugger.Break();
                 throw new NotImplementedException();
             }
             else
             {
                 object            t   = null;
                 string            tn  = null;
                 CodeExpression    tf  = fr;
                 CodeExpression    ptf = null;
                 CodeTypeReference ctr = null;
                 for (var i = sa.Length - 1; i >= 1; --i)
                 {
                     tn  = string.Join(".", sa, 0, i);
                     ptf = tf;
                     tf  = _GetTargetOfExpression(tf);
                     ctr = new CodeTypeReference(tn);
                     t   = resolver.TryResolveType(ctr, scope);
                     if (null != t)
                     {
                         break;
                     }
                 }
                 if (null != t)
                 {
                     var tt = t as Type;
                     if (null != tt)
                     {
                         ctr = new CodeTypeReference(tt);
                     }
                     else
                     {
                         ctr = resolver.GetQualifiedType(ctr, scope);
                     }
                     // we found a type reference
                     _SetTargetOfExpression(ptf, new CodeTypeReferenceExpression(ctr));
                     return;
                     //args.Cancel = true;
                 }
             }
         }
     }
 }
Пример #3
0
        static void _Patch(CodeVariableReferenceExpression vr, CodeDomVisitContext ctx, CodeDomResolver resolver)
        {
            if (null != vr)
            {
                var scope = resolver.GetScope(vr);
                if (0 == string.Compare("value", vr.VariableName, StringComparison.InvariantCulture))
                {
                    // this could be a property set value reference
                    var p = scope.Member as CodeMemberProperty;
                    if (null != p)
                    {
                        var found = false;
                        for (int ic = p.SetStatements.Count, i = 0; i < ic; ++i)
                        {
                            found = false;
                            CodeDomVisitor.Visit(p.SetStatements[i], (ctx2) => {
                                if (ctx2.Target == vr)
                                {
                                    found       = true;
                                    ctx2.Cancel = true;
                                }
                            });
                            if (found)
                            {
                                break;
                            }
                        }
                        if (found)
                        {
                            CodeDomVisitor.ReplaceTarget(ctx, new CodePropertySetValueReferenceExpression());
                            return;
                        }
                    }
                }
                CodeTypeReference ctr;
                if (scope.VariableTypes.TryGetValue(vr.VariableName, out ctr))
                {
                    if (!CodeDomResolver.IsNullOrVoidType(ctr))
                    {
                        vr.UserData.Remove("slang:unresolved");
                        return;
                    }
                }
                // we need to replace it.
                if (scope.ArgumentTypes.ContainsKey(vr.VariableName))
                {
                    var a = new CodeArgumentReferenceExpression(vr.VariableName);
                    CodeDomVisitor.ReplaceTarget(ctx, a);
                    return;
                    //args.Cancel = true;
                }
                else if (scope.FieldNames.Contains(vr.VariableName))
                {
                    CodeTypeReference tref;
                    // find out where it belongs.
                    if (scope.ThisTargets.Contains(vr.VariableName))
                    {
                        var f = new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, f);
                        //return;
                    }
                    else if (scope.TypeTargets.TryGetValue(vr.VariableName, out tref))
                    {
                        var f = new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(tref), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, f);
                        //return;
                    }

                    return;
                }
                else if (scope.MethodNames.Contains(vr.VariableName))
                {
                    CodeTypeReference tref;
                    // find out where it belongs.
                    if (scope.ThisTargets.Contains(vr.VariableName))
                    {
                        var m = new CodeMethodReferenceExpression(new CodeThisReferenceExpression(), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, m);
                        return;
                        //args.Cancel = true;
                    }
                    if (scope.TypeTargets.TryGetValue(vr.VariableName, out tref))
                    {
                        var m = new CodeMethodReferenceExpression(new CodeTypeReferenceExpression(tref), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, m);
                        return;
                        //args.Cancel = true;
                    }
                }
                else if (scope.PropertyNames.Contains(vr.VariableName))
                {
                    CodeTypeReference tref;
                    // find out where it belongs.
                    if (scope.ThisTargets.Contains(vr.VariableName))
                    {
                        var p = new CodePropertyReferenceExpression(new CodeThisReferenceExpression(), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, p);
                        return;
                        //args.Cancel = true;
                    }
                    else if (scope.TypeTargets.TryGetValue(vr.VariableName, out tref))
                    {
                        var p = new CodePropertyReferenceExpression(new CodeTypeReferenceExpression(tref), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, p);
                        return;
                        //args.Cancel = true;
                    }
                }
                else if (scope.EventNames.Contains(vr.VariableName))
                {
                    CodeTypeReference tref;
                    // find out where it belongs.
                    if (scope.ThisTargets.Contains(vr.VariableName))
                    {
                        var e = new CodeEventReferenceExpression(new CodeThisReferenceExpression(), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, e);
                        return;
                        //args.Cancel = true;
                    }
                    else if (scope.TypeTargets.TryGetValue(vr.VariableName, out tref))
                    {
                        var e = new CodeEventReferenceExpression(new CodeTypeReferenceExpression(tref), vr.VariableName);
                        CodeDomVisitor.ReplaceTarget(ctx, e);
                        return;
                        //args.Cancel = true;
                    }
                }
                return;
            }
            return;
        }