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Viewing changes to contrib/ICSharpCode.NRefactory/TypeSystem/Implementation/DefaultUnresolvedMethod.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
ImportĀ upstreamĀ versionĀ 4.0.5+dfsg

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contrib/ICSharpCode.NRefactory/TypeSystem/Implementation/DefaultUnresolvedMethod.cs
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ļ»æ// Copyright (c) AlphaSierraPapa for the SharpDevelop Team
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// 
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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// 
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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// 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace ICSharpCode.NRefactory.TypeSystem.Implementation
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{
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        /// <summary>
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        /// Default implementation of <see cref="IUnresolvedMethod" /> interface.
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        /// </summary>
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        [Serializable]
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        public class DefaultUnresolvedMethod : AbstractUnresolvedMember, IUnresolvedMethod
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        {
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                IList<IUnresolvedAttribute> returnTypeAttributes;
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                IList<IUnresolvedTypeParameter> typeParameters;
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                IList<IUnresolvedParameter> parameters;
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                protected override void FreezeInternal()
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                {
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                        returnTypeAttributes = FreezableHelper.FreezeListAndElements(returnTypeAttributes);
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                        typeParameters = FreezableHelper.FreezeListAndElements(typeParameters);
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                        parameters = FreezableHelper.FreezeListAndElements(parameters);
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                        base.FreezeInternal();
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                }
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                public override void ApplyInterningProvider(IInterningProvider provider)
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                {
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                        base.ApplyInterningProvider(provider);
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                        if (provider != null) {
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                                returnTypeAttributes = provider.InternList(returnTypeAttributes);
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                                typeParameters = provider.InternList(typeParameters);
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                                parameters = provider.InternList(parameters);
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                        }
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                }
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                public DefaultUnresolvedMethod()
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                {
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                        this.EntityType = EntityType.Method;
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                }
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                public DefaultUnresolvedMethod(IUnresolvedTypeDefinition declaringType, string name)
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                {
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                        this.EntityType = EntityType.Method;
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                        this.DeclaringTypeDefinition = declaringType;
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                        this.Name = name;
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                        if (declaringType != null)
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                                this.ParsedFile = declaringType.ParsedFile;
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                }
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                public IList<IUnresolvedAttribute> ReturnTypeAttributes {
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                        get {
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                                if (returnTypeAttributes == null)
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                                        returnTypeAttributes = new List<IUnresolvedAttribute>();
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                                return returnTypeAttributes;
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                        }
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                }
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                public IList<IUnresolvedTypeParameter> TypeParameters {
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                        get {
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                                if (typeParameters == null)
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                                        typeParameters = new List<IUnresolvedTypeParameter>();
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                                return typeParameters;
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                        }
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                }
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                public bool IsExtensionMethod {
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                        get { return flags[FlagExtensionMethod]; }
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                        set {
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                                ThrowIfFrozen();
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                                flags[FlagExtensionMethod] = value;
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                        }
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                }
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                public bool IsConstructor {
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                        get { return this.EntityType == EntityType.Constructor; }
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                }
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                public bool IsDestructor {
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                        get { return this.EntityType == EntityType.Destructor; }
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                }
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                public bool IsOperator {
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                        get { return this.EntityType == EntityType.Operator; }
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                }
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                public bool IsPartialMethodDeclaration {
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                        get { return flags[FlagPartialMethodDeclaration]; }
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                        set {
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                                ThrowIfFrozen();
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                                flags[FlagPartialMethodDeclaration] = value;
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                        }
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                }
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                public bool IsPartialMethodImplementation {
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                        get { return flags[FlagPartialMethodImplemenation]; }
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                        set {
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                                ThrowIfFrozen();
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                                flags[FlagPartialMethodImplemenation] = value;
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                        }
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                }
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                public IList<IUnresolvedParameter> Parameters {
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                        get {
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                                if (parameters == null)
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                                        parameters = new List<IUnresolvedParameter>();
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                                return parameters;
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                        }
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                }
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                public override string ToString()
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                {
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                        StringBuilder b = new StringBuilder("[");
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                        b.Append(EntityType.ToString());
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                        b.Append(' ');
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                        if (DeclaringTypeDefinition != null) {
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                                b.Append(DeclaringTypeDefinition.Name);
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                                b.Append('.');
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                        }
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                        b.Append(Name);
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                        b.Append('(');
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                        b.Append(string.Join(", ", this.Parameters));
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                        b.Append("):");
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                        b.Append(ReturnType.ToString());
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                        b.Append(']');
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                        return b.ToString();
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                }
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                public override IMember CreateResolved(ITypeResolveContext context)
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                {
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                        return new DefaultResolvedMethod(this, context);
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                }
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                public override IMember Resolve(ITypeResolveContext context)
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                {
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                        ITypeReference interfaceTypeReference = null;
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                        if (this.IsExplicitInterfaceImplementation && this.ExplicitInterfaceImplementations.Count == 1)
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                                interfaceTypeReference = this.ExplicitInterfaceImplementations[0].DeclaringTypeReference;
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                        return Resolve(ExtendContextForType(context, this.DeclaringTypeDefinition),
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                                       this.EntityType, this.Name, interfaceTypeReference,
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                                       this.TypeParameters.Select(tp => tp.Name).ToList(),
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                                       this.Parameters.Select(p => p.Type).ToList());
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                }
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                IMethod IUnresolvedMethod.Resolve(ITypeResolveContext context)
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                {
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                        return (IMethod)Resolve(context);
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                }
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                public static DefaultUnresolvedMethod CreateDefaultConstructor(IUnresolvedTypeDefinition typeDefinition)
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                {
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                        if (typeDefinition == null)
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                                throw new ArgumentNullException("typeDefinition");
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                        DomRegion region = typeDefinition.Region;
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                        region = new DomRegion(region.FileName, region.BeginLine, region.BeginColumn); // remove endline/endcolumn
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                        return new DefaultUnresolvedMethod(typeDefinition, ".ctor") {
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                                EntityType = EntityType.Constructor,
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                                Accessibility = typeDefinition.IsAbstract ? Accessibility.Protected : Accessibility.Public,
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                                IsSynthetic = true,
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                                Region = region,
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                                ReturnType = KnownTypeReference.Void
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                        };
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                }
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                static readonly IUnresolvedMethod dummyConstructor = CreateDummyConstructor();
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                /// <summary>
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                /// Returns a dummy constructor instance:
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                /// </summary>
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                /// <returns>
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                /// A public instance constructor with IsSynthetic=true and no declaring type.
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                /// </returns>
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                public static IUnresolvedMethod DummyConstructor {
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                        get { return dummyConstructor; }
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                }
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                static IUnresolvedMethod CreateDummyConstructor()
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                {
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                        var m = new DefaultUnresolvedMethod {
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                                EntityType = EntityType.Constructor,
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                                Name = ".ctor",
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                                Accessibility = Accessibility.Public,
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                                IsSynthetic = true,
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                                ReturnType = KnownTypeReference.Void
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                        };
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                        m.Freeze();
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                        return m;
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                }
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        }
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}