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Viewing changes to external/mono-addins/Mono.Addins.CecilReflector/Mono.Cecil/Mono.Cecil/MethodReference.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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external/mono-addins/Mono.Addins.CecilReflector/Mono.Cecil/Mono.Cecil/MethodReference.cs
 
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//
 
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// MethodReference.cs
 
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//
 
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// Author:
 
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//   Jb Evain (jbevain@gmail.com)
 
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//
 
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// Copyright (c) 2008 - 2010 Jb Evain
 
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//
 
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// Permission is hereby granted, free of charge, to any person obtaining
 
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// a copy of this software and associated documentation files (the
 
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// "Software"), to deal in the Software without restriction, including
 
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// without limitation the rights to use, copy, modify, merge, publish,
 
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// distribute, sublicense, and/or sell copies of the Software, and to
 
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// permit persons to whom the Software is furnished to do so, subject to
 
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// the following conditions:
 
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//
 
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// The above copyright notice and this permission notice shall be
 
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// included in all copies or substantial portions of the Software.
 
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//
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
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//
 
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using System;
 
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using System.Text;
 
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using Mono.Collections.Generic;
 
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namespace Mono.Cecil {
 
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        public class MethodReference : MemberReference, IMethodSignature, IGenericParameterProvider, IGenericContext {
 
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                internal ParameterDefinitionCollection parameters;
 
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                MethodReturnType return_type;
 
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                bool has_this;
 
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                bool explicit_this;
 
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                MethodCallingConvention calling_convention;
 
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                internal Collection<GenericParameter> generic_parameters;
 
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                public virtual bool HasThis {
 
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                        get { return has_this; }
 
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                        set { has_this = value; }
 
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                }
 
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                public virtual bool ExplicitThis {
 
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                        get { return explicit_this; }
 
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                        set { explicit_this = value; }
 
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                }
 
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                public virtual MethodCallingConvention CallingConvention {
 
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                        get { return calling_convention; }
 
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                        set { calling_convention = value; }
 
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                }
 
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                public virtual bool HasParameters {
 
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                        get { return !parameters.IsNullOrEmpty (); }
 
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                }
 
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                public virtual Collection<ParameterDefinition> Parameters {
 
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                        get {
 
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                                if (parameters == null)
 
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                                        parameters = new ParameterDefinitionCollection (this);
 
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                                return parameters;
 
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                        }
 
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                }
 
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                IGenericParameterProvider IGenericContext.Type {
 
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                        get {
 
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                                var declaring_type = this.DeclaringType;
 
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                                var instance = declaring_type as GenericInstanceType;
 
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                                if (instance != null)
 
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                                        return instance.ElementType;
 
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                                return declaring_type;
 
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                        }
 
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                }
 
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                IGenericParameterProvider IGenericContext.Method {
 
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                        get { return this; }
 
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                }
 
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                GenericParameterType IGenericParameterProvider.GenericParameterType {
 
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                        get { return GenericParameterType.Method; }
 
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                }
 
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                public virtual bool HasGenericParameters {
 
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                        get { return !generic_parameters.IsNullOrEmpty (); }
 
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                }
 
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                public virtual Collection<GenericParameter> GenericParameters {
 
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                        get {
 
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                                if (generic_parameters != null)
 
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                                        return generic_parameters;
 
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                                return generic_parameters = new Collection<GenericParameter> ();
 
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                        }
 
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                }
 
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                public TypeReference ReturnType {
 
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                        get {
 
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                                var return_type = MethodReturnType;
 
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                                return return_type != null ? return_type.ReturnType : null;
 
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                        }
 
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                        set {
 
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                                var return_type = MethodReturnType;
 
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                                if (return_type != null)
 
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                                        return_type.ReturnType = value;
 
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                        }
 
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                }
 
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                public virtual MethodReturnType MethodReturnType {
 
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                        get { return return_type; }
 
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                        set { return_type = value; }
 
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                }
 
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                public override string FullName {
 
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                        get {
 
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                                var builder = new StringBuilder ();
 
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                                builder.Append (ReturnType.FullName);
 
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                                builder.Append (" ");
 
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                                builder.Append (MemberFullName ());
 
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                                this.MethodSignatureFullName (builder);
 
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                                return builder.ToString ();
 
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                        }
 
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                }
 
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                public virtual bool IsGenericInstance {
 
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                        get { return false; }
 
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                }
 
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                internal override bool ContainsGenericParameter {
 
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                        get {
 
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                                if (this.ReturnType.ContainsGenericParameter || base.ContainsGenericParameter)
 
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                                        return true;
 
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                                var parameters = this.Parameters;
 
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                                for (int i = 0; i < parameters.Count; i++)
 
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                                        if (parameters [i].ParameterType.ContainsGenericParameter)
 
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                                                return true;
 
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                                return false;
 
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                        }
 
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                }
 
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                internal MethodReference ()
 
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                {
 
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                        this.return_type = new MethodReturnType (this);
 
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                        this.token = new MetadataToken (TokenType.MemberRef);
 
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                }
 
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                public MethodReference (string name, TypeReference returnType)
 
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                        : base (name)
 
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                {
 
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                        if (returnType == null)
 
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                                throw new ArgumentNullException ("returnType");
 
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                        this.return_type = new MethodReturnType (this);
 
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                        this.return_type.ReturnType = returnType;
 
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                        this.token = new MetadataToken (TokenType.MemberRef);
 
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                }
 
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                public MethodReference (string name, TypeReference returnType, TypeReference declaringType)
 
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                        : this (name, returnType)
 
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                {
 
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                        if (declaringType == null)
 
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                                throw new ArgumentNullException ("declaringType");
 
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                        this.DeclaringType = declaringType;
 
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                }
 
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                public virtual MethodReference GetElementMethod ()
 
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                {
 
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                        return this;
 
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                }
 
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                public virtual MethodDefinition Resolve ()
 
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                {
 
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                        var module = this.Module;
 
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                        if (module == null)
 
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                                throw new NotSupportedException ();
 
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                        return module.Resolve (this);
 
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                }
 
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        }
 
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        static partial class Mixin {
 
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                public static bool IsVarArg (this IMethodSignature self)
 
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                {
 
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                        return (self.CallingConvention & MethodCallingConvention.VarArg) != 0;
 
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                }
 
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                public static int GetSentinelPosition (this IMethodSignature self)
 
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                {
 
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                        if (!self.HasParameters)
 
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                                return -1;
 
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                        var parameters = self.Parameters;
 
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                        for (int i = 0; i < parameters.Count; i++)
 
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                                if (parameters [i].ParameterType.IsSentinel)
 
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                                        return i;
 
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                        return -1;
 
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                }
 
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        }
 
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}