2 // CSharpInvokeMemberBinder.cs
5 // Marek Safar <marek.safar@gmail.com>
7 // Copyright (C) 2009 Novell, Inc (http://www.novell.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 using System.Collections.Generic;
33 using Compiler = Mono.CSharp;
35 namespace Microsoft.CSharp.RuntimeBinder
37 class CSharpInvokeMemberBinder : InvokeMemberBinder
39 readonly CSharpBinderFlags flags;
40 IList<CSharpArgumentInfo> argumentInfo;
41 IList<Type> typeArguments;
44 public CSharpInvokeMemberBinder (CSharpBinderFlags flags, string name, Type callingContext, IEnumerable<Type> typeArguments, IEnumerable<CSharpArgumentInfo> argumentInfo)
45 : base (name, false, CSharpArgumentInfo.CreateCallInfo (argumentInfo, 1))
48 this.callingContext = callingContext;
49 this.argumentInfo = argumentInfo.ToReadOnly ();
50 this.typeArguments = typeArguments.ToReadOnly ();
53 public override DynamicMetaObject FallbackInvoke (DynamicMetaObject target, DynamicMetaObject[] args, DynamicMetaObject errorSuggestion)
55 var b = new CSharpInvokeBinder (flags, callingContext, argumentInfo);
57 // TODO: Is errorSuggestion ever used?
58 return b.Defer (target, args);
61 public override DynamicMetaObject FallbackInvokeMember (DynamicMetaObject target, DynamicMetaObject[] args, DynamicMetaObject errorSuggestion)
63 var c_args = CSharpBinder.CreateCompilerArguments (argumentInfo.Skip (1), args);
64 var t_args = typeArguments == null ?
66 new Compiler.TypeArguments (typeArguments.Select (l => new Compiler.TypeExpression (l, Compiler.Location.Null)).ToArray ());
68 Compiler.Expression expr;
69 if ((flags & CSharpBinderFlags.InvokeSimpleName) != 0) {
70 expr = new Compiler.SimpleName (Name, t_args, Compiler.Location.Null);
72 expr = CSharpBinder.CreateCompilerExpression (argumentInfo [0], target);
73 expr = new Compiler.MemberAccess (expr, Name, t_args, Compiler.Location.Null);
76 expr = new Compiler.Invocation (expr, c_args);
78 if ((flags & CSharpBinderFlags.ResultDiscarded) == 0)
79 expr = new Compiler.Cast (new Compiler.TypeExpression (ReturnType, Compiler.Location.Null), expr);
81 expr = new Compiler.DynamicResultCast (ReturnType, expr);
83 var binder = new CSharpBinder (this, expr, errorSuggestion);
84 binder.AddRestrictions (target);
85 binder.AddRestrictions (args);
87 if ((flags & CSharpBinderFlags.InvokeSpecialName) != 0)
88 binder.ResolveOptions |= Compiler.ResolveContext.Options.InvokeSpecialName;
90 return binder.Bind (callingContext, target);