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Viewing changes to external/nrefactory/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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external/nrefactory/ICSharpCode.NRefactory/TypeSystem/Implementation/DefaultUnresolvedMethod.cs
 
1
ļ»æ// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
 
2
// 
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
 
4
// software and associated documentation files (the "Software"), to deal in the Software
 
5
// without restriction, including without limitation the rights to use, copy, modify, merge,
 
6
// 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:
 
8
// 
 
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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.
 
11
// 
 
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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
 
14
// 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
 
31
        {
 
32
                IList<IUnresolvedAttribute> returnTypeAttributes;
 
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                IList<IUnresolvedTypeParameter> typeParameters;
 
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                IList<IUnresolvedParameter> parameters;
 
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                IUnresolvedMember accessorOwner;
 
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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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                }
 
44
                
 
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                public override object Clone()
 
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                {
 
47
                        var copy = (DefaultUnresolvedMethod)base.Clone();
 
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                        if (returnTypeAttributes != null)
 
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                                copy.returnTypeAttributes = new List<IUnresolvedAttribute>(returnTypeAttributes);
 
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                        if (typeParameters != null)
 
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                                copy.typeParameters = new List<IUnresolvedTypeParameter>(typeParameters);
 
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                        if (parameters != null)
 
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                                copy.parameters = new List<IUnresolvedParameter>(parameters);
 
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                        return copy;
 
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                }
 
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                public override void ApplyInterningProvider(InterningProvider 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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                }
 
66
                
 
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                public DefaultUnresolvedMethod()
 
68
                {
 
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                        this.EntityType = EntityType.Method;
 
70
                }
 
71
                
 
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                public DefaultUnresolvedMethod(IUnresolvedTypeDefinition declaringType, string name)
 
73
                {
 
74
                        this.EntityType = EntityType.Method;
 
75
                        this.DeclaringTypeDefinition = declaringType;
 
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                        this.Name = name;
 
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                        if (declaringType != null)
 
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                                this.UnresolvedFile = declaringType.UnresolvedFile;
 
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                }
 
80
                
 
81
                public IList<IUnresolvedAttribute> ReturnTypeAttributes {
 
82
                        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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                        }
 
87
                }
 
88
                
 
89
                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;
 
94
                        }
 
95
                }
 
96
                
 
97
                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;
 
102
                        }
 
103
                }
 
104
                
 
105
                public bool IsConstructor {
 
106
                        get { return this.EntityType == EntityType.Constructor; }
 
107
                }
 
108
                
 
109
                public bool IsDestructor {
 
110
                        get { return this.EntityType == EntityType.Destructor; }
 
111
                }
 
112
                
 
113
                public bool IsOperator {
 
114
                        get { return this.EntityType == EntityType.Operator; }
 
115
                }
 
116
                
 
117
                public bool IsPartial {
 
118
                        get { return flags[FlagPartialMethod]; }
 
119
                        set {
 
120
                                ThrowIfFrozen();
 
121
                                flags[FlagPartialMethod] = value;
 
122
                        }
 
123
                }
 
124
 
 
125
                public bool IsAsync {
 
126
                        get { return flags[FlagAsyncMethod]; }
 
127
                        set {
 
128
                                ThrowIfFrozen();
 
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                                flags[FlagAsyncMethod] = value;
 
130
                        }
 
131
                }
 
132
 
 
133
                public bool HasBody {
 
134
                        get { return flags[FlagHasBody]; }
 
135
                        set {
 
136
                                ThrowIfFrozen();
 
137
                                flags[FlagHasBody] = value;
 
138
                        }
 
139
                }
 
140
                
 
141
                [Obsolete]
 
142
                public bool IsPartialMethodDeclaration {
 
143
                        get { return IsPartial && !HasBody; }
 
144
                        set {
 
145
                                if (value) {
 
146
                                        IsPartial = true;
 
147
                                        HasBody = false;
 
148
                                } else if (!value && IsPartial && !HasBody) {
 
149
                                        IsPartial = false;
 
150
                                }
 
151
                        }
 
152
                }
 
153
                
 
154
                [Obsolete]
 
155
                public bool IsPartialMethodImplementation {
 
156
                        get { return IsPartial && HasBody; }
 
157
                        set {
 
158
                                if (value) {
 
159
                                        IsPartial = true;
 
160
                                        HasBody = true;
 
161
                                } else if (!value && IsPartial && HasBody) {
 
162
                                        IsPartial = false;
 
163
                                }
 
164
                        }
 
165
                }
 
166
                
 
167
                public IList<IUnresolvedParameter> Parameters {
 
168
                        get {
 
169
                                if (parameters == null)
 
170
                                        parameters = new List<IUnresolvedParameter>();
 
171
                                return parameters;
 
172
                        }
 
173
                }
 
174
                
 
175
                public IUnresolvedMember AccessorOwner {
 
176
                        get { return accessorOwner; }
 
177
                        set {
 
178
                                ThrowIfFrozen();
 
179
                                accessorOwner = value;
 
180
                        }
 
181
                }
 
182
                
 
183
                public override string ToString()
 
184
                {
 
185
                        StringBuilder b = new StringBuilder("[");
 
186
                        b.Append(EntityType.ToString());
 
187
                        b.Append(' ');
 
188
                        if (DeclaringTypeDefinition != null) {
 
189
                                b.Append(DeclaringTypeDefinition.Name);
 
190
                                b.Append('.');
 
191
                        }
 
192
                        b.Append(Name);
 
193
                        b.Append('(');
 
194
                        b.Append(string.Join(", ", this.Parameters));
 
195
                        b.Append("):");
 
196
                        b.Append(ReturnType.ToString());
 
197
                        b.Append(']');
 
198
                        return b.ToString();
 
199
                }
 
200
                
 
201
                public override IMember CreateResolved(ITypeResolveContext context)
 
202
                {
 
203
                        return new DefaultResolvedMethod(this, context);
 
204
                }
 
205
                
 
206
                public override IMember Resolve(ITypeResolveContext context)
 
207
                {
 
208
                        if (accessorOwner != null) {
 
209
                                var owner = accessorOwner.Resolve(context);
 
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                                if (owner != null) {
 
211
                                        IProperty p = owner as IProperty;
 
212
                                        if (p != null) {
 
213
                                                if (p.CanGet && p.Getter.Name == this.Name)
 
214
                                                        return p.Getter;
 
215
                                                if (p.CanSet && p.Setter.Name == this.Name)
 
216
                                                        return p.Setter;
 
217
                                        }
 
218
                                        IEvent e = owner as IEvent;
 
219
                                        if (e != null) {
 
220
                                                if (e.CanAdd && e.AddAccessor.Name == this.Name)
 
221
                                                        return e.AddAccessor;
 
222
                                                if (e.CanRemove && e.RemoveAccessor.Name == this.Name)
 
223
                                                        return e.RemoveAccessor;
 
224
                                                if (e.CanInvoke && e.InvokeAccessor.Name == this.Name)
 
225
                                                        return e.InvokeAccessor;
 
226
                                        }
 
227
                                }
 
228
                                return null;
 
229
                        }
 
230
                        
 
231
                        ITypeReference interfaceTypeReference = null;
 
232
                        if (this.IsExplicitInterfaceImplementation && this.ExplicitInterfaceImplementations.Count == 1)
 
233
                                interfaceTypeReference = this.ExplicitInterfaceImplementations[0].DeclaringTypeReference;
 
234
                        return Resolve(ExtendContextForType(context, this.DeclaringTypeDefinition),
 
235
                                       this.EntityType, this.Name, interfaceTypeReference,
 
236
                                       this.TypeParameters.Select(tp => tp.Name).ToList(),
 
237
                                       this.Parameters.Select(p => p.Type).ToList());
 
238
                }
 
239
                
 
240
                IMethod IUnresolvedMethod.Resolve(ITypeResolveContext context)
 
241
                {
 
242
                        return (IMethod)Resolve(context);
 
243
                }
 
244
                
 
245
                public static DefaultUnresolvedMethod CreateDefaultConstructor(IUnresolvedTypeDefinition typeDefinition)
 
246
                {
 
247
                        if (typeDefinition == null)
 
248
                                throw new ArgumentNullException("typeDefinition");
 
249
                        DomRegion region = typeDefinition.Region;
 
250
                        region = new DomRegion(region.FileName, region.BeginLine, region.BeginColumn); // remove endline/endcolumn
 
251
                        return new DefaultUnresolvedMethod(typeDefinition, ".ctor") {
 
252
                                EntityType = EntityType.Constructor,
 
253
                                Accessibility = typeDefinition.IsAbstract ? Accessibility.Protected : Accessibility.Public,
 
254
                                IsSynthetic = true,
 
255
                                HasBody = true,
 
256
                                Region = region,
 
257
                                BodyRegion = region,
 
258
                                ReturnType = KnownTypeReference.Void
 
259
                        };
 
260
                }
 
261
                
 
262
                static readonly IUnresolvedMethod dummyConstructor = CreateDummyConstructor();
 
263
                
 
264
                /// <summary>
 
265
                /// Returns a dummy constructor instance:
 
266
                /// </summary>
 
267
                /// <returns>
 
268
                /// A public instance constructor with IsSynthetic=true and no declaring type.
 
269
                /// </returns>
 
270
                public static IUnresolvedMethod DummyConstructor {
 
271
                        get { return dummyConstructor; }
 
272
                }
 
273
                
 
274
                static IUnresolvedMethod CreateDummyConstructor()
 
275
                {
 
276
                        var m = new DefaultUnresolvedMethod {
 
277
                                EntityType = EntityType.Constructor,
 
278
                                Name = ".ctor",
 
279
                                Accessibility = Accessibility.Public,
 
280
                                IsSynthetic = true,
 
281
                                ReturnType = KnownTypeReference.Void
 
282
                        };
 
283
                        m.Freeze();
 
284
                        return m;
 
285
                }
 
286
        }
 
287
}