2372 lines
66 KiB
C#
2372 lines
66 KiB
C#
//
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// import.cs: System.Reflection conversions
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//
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// Authors: Marek Safar (marek.safar@gmail.com)
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//
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// Dual licensed under the terms of the MIT X11 or GNU GPL
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//
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// Copyright 2009-2011 Novell, Inc
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// Copyright 2011-2012 Xamarin, Inc (http://www.xamarin.com)
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//
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using System;
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using System.Runtime.CompilerServices;
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using System.Linq;
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using System.Collections.Generic;
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#if STATIC
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using MetaType = IKVM.Reflection.Type;
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using IKVM.Reflection;
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using IKVM.Reflection.Emit;
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#else
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using MetaType = System.Type;
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using System.Reflection;
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using System.Reflection.Emit;
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#endif
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namespace Mono.CSharp
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{
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public abstract class MetadataImporter
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{
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//
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// Dynamic types reader with additional logic to reconstruct a dynamic
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// type using DynamicAttribute values
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//
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protected struct DynamicTypeReader
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{
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static readonly bool[] single_attribute = { true };
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public int Position;
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bool[] flags;
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// There is no common type for CustomAttributeData and we cannot
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// use ICustomAttributeProvider
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object provider;
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//
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// A member provider which can be used to get CustomAttributeData
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//
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public DynamicTypeReader (object provider)
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{
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Position = 0;
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flags = null;
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this.provider = provider;
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}
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//
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// Returns true when object at local position has dynamic attribute flag
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//
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public bool IsDynamicObject ()
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{
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if (provider != null)
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ReadAttribute ();
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return flags != null && Position < flags.Length && flags[Position];
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}
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//
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// Returns true when DynamicAttribute exists
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//
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public bool HasDynamicAttribute ()
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{
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if (provider != null)
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ReadAttribute ();
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return flags != null;
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}
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IList<CustomAttributeData> GetCustomAttributes ()
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{
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var mi = provider as MemberInfo;
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if (mi != null)
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return CustomAttributeData.GetCustomAttributes (mi);
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var pi = provider as ParameterInfo;
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if (pi != null)
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return CustomAttributeData.GetCustomAttributes (pi);
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provider = null;
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return null;
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}
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void ReadAttribute ()
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{
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var cad = GetCustomAttributes ();
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if (cad == null) {
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return;
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}
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if (cad.Count > 0) {
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foreach (var ca in cad) {
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var dt = ca.Constructor.DeclaringType;
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if (dt.Name != "DynamicAttribute" || dt.Namespace != CompilerServicesNamespace)
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continue;
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if (ca.ConstructorArguments.Count == 0) {
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flags = single_attribute;
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break;
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}
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var arg_type = ca.ConstructorArguments[0].ArgumentType;
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if (arg_type.IsArray && MetaType.GetTypeCode (arg_type.GetElementType ()) == TypeCode.Boolean) {
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var carg = (IList<CustomAttributeTypedArgument>) ca.ConstructorArguments[0].Value;
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flags = new bool[carg.Count];
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for (int i = 0; i < flags.Length; ++i) {
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if (MetaType.GetTypeCode (carg[i].ArgumentType) == TypeCode.Boolean)
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flags[i] = (bool) carg[i].Value;
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}
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break;
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}
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}
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}
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provider = null;
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}
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}
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protected readonly Dictionary<MetaType, TypeSpec> import_cache;
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protected readonly Dictionary<MetaType, TypeSpec> compiled_types;
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protected readonly Dictionary<Assembly, IAssemblyDefinition> assembly_2_definition;
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protected readonly ModuleContainer module;
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public static readonly string CompilerServicesNamespace = "System.Runtime.CompilerServices";
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protected MetadataImporter (ModuleContainer module)
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{
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this.module = module;
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import_cache = new Dictionary<MetaType, TypeSpec> (1024, ReferenceEquality<MetaType>.Default);
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compiled_types = new Dictionary<MetaType, TypeSpec> (40, ReferenceEquality<MetaType>.Default);
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assembly_2_definition = new Dictionary<Assembly, IAssemblyDefinition> (ReferenceEquality<Assembly>.Default);
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IgnorePrivateMembers = true;
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}
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#region Properties
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public ICollection<IAssemblyDefinition> Assemblies {
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get {
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return assembly_2_definition.Values;
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}
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}
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public bool IgnorePrivateMembers { get; set; }
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#endregion
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public abstract void AddCompiledType (TypeBuilder builder, TypeSpec spec);
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protected abstract MemberKind DetermineKindFromBaseType (MetaType baseType);
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protected abstract bool HasVolatileModifier (MetaType[] modifiers);
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public FieldSpec CreateField (FieldInfo fi, TypeSpec declaringType)
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{
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Modifiers mod;
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var fa = fi.Attributes;
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switch (fa & FieldAttributes.FieldAccessMask) {
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case FieldAttributes.Public:
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mod = Modifiers.PUBLIC;
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break;
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case FieldAttributes.Assembly:
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mod = Modifiers.INTERNAL;
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break;
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case FieldAttributes.Family:
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mod = Modifiers.PROTECTED;
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break;
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case FieldAttributes.FamORAssem:
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mod = Modifiers.PROTECTED | Modifiers.INTERNAL;
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break;
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default:
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// Ignore private fields (even for error reporting) to not require extra dependencies
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if ((IgnorePrivateMembers && !declaringType.IsStruct) ||
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HasAttribute (CustomAttributeData.GetCustomAttributes (fi), "CompilerGeneratedAttribute", CompilerServicesNamespace))
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return null;
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mod = Modifiers.PRIVATE;
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break;
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}
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TypeSpec field_type;
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try {
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field_type = ImportType (fi.FieldType, new DynamicTypeReader (fi));
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//
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// Private field has private type which is not fixed buffer
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//
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if (field_type == null)
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return null;
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} catch (Exception e) {
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// TODO: I should construct fake TypeSpec based on TypeRef signature
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// but there is no way to do it with System.Reflection
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throw new InternalErrorException (e, "Cannot import field `{0}.{1}' referenced in assembly `{2}'",
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declaringType.GetSignatureForError (), fi.Name, declaringType.MemberDefinition.DeclaringAssembly);
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}
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var definition = new ImportedMemberDefinition (fi, field_type, this);
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if ((fa & FieldAttributes.Literal) != 0) {
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Constant c = field_type.Kind == MemberKind.MissingType ?
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new NullConstant (InternalType.ErrorType, Location.Null) :
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CreateConstantFromValue (field_type, fi);
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return new ConstSpec (declaringType, definition, field_type, fi, mod, c);
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}
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if ((fa & FieldAttributes.InitOnly) != 0) {
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if (field_type.BuiltinType == BuiltinTypeSpec.Type.Decimal) {
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var dc = ReadDecimalConstant (CustomAttributeData.GetCustomAttributes (fi));
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if (dc != null)
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return new ConstSpec (declaringType, definition, field_type, fi, mod, dc);
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}
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mod |= Modifiers.READONLY;
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} else {
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var req_mod = fi.GetRequiredCustomModifiers ();
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if (req_mod.Length > 0 && HasVolatileModifier (req_mod))
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mod |= Modifiers.VOLATILE;
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}
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if ((fa & FieldAttributes.Static) != 0) {
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mod |= Modifiers.STATIC;
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} else {
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// Fixed buffers cannot be static
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if (declaringType.IsStruct && field_type.IsStruct && field_type.IsNested &&
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HasAttribute (CustomAttributeData.GetCustomAttributes (fi), "FixedBufferAttribute", CompilerServicesNamespace)) {
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// TODO: Sanity check on field_type (only few types are allowed)
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var element_field = CreateField (fi.FieldType.GetField (FixedField.FixedElementName), declaringType);
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return new FixedFieldSpec (module, declaringType, definition, fi, element_field, mod);
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}
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}
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return new FieldSpec (declaringType, definition, field_type, fi, mod);
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}
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Constant CreateConstantFromValue (TypeSpec fieldType, FieldInfo fi)
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{
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var value = fi.GetRawConstantValue ();
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//
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// Metadata value can be encoded using different constant value type
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// than is actual field type
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//
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// e.g. unsigned int16 CONSTANT = int16 (0x0000ffff)
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//
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if (value != null && !fieldType.IsEnum) {
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var c = ImportConstant (value);
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if (c != null) {
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return fieldType == c.Type ? c : c.ConvertExplicitly (false, fieldType);
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}
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}
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return Constant.CreateConstantFromValue (fieldType, value, Location.Null);
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}
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public EventSpec CreateEvent (EventInfo ei, TypeSpec declaringType, MethodSpec add, MethodSpec remove)
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{
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add.IsAccessor = true;
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remove.IsAccessor = true;
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if (add.Modifiers != remove.Modifiers)
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throw new NotImplementedException ("Different accessor modifiers " + ei.Name);
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var event_type = ImportType (ei.EventHandlerType, new DynamicTypeReader (ei));
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var definition = new ImportedMemberDefinition (ei, event_type, this);
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return new EventSpec (declaringType, definition, event_type, add.Modifiers, add, remove);
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}
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TypeParameterSpec[] CreateGenericParameters (MetaType type, TypeSpec declaringType)
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{
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var tparams = type.GetGenericArguments ();
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int parent_owned_count;
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if (type.IsNested) {
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parent_owned_count = type.DeclaringType.GetGenericArguments ().Length;
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//
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// System.Reflection duplicates parent type parameters for each
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// nested type with slightly modified properties (eg. different owner)
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// This just makes things more complicated (think of cloned constraints)
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// therefore we remap any nested type owned by parent using `type_cache'
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// to the single TypeParameterSpec
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//
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if (declaringType != null && parent_owned_count > 0) {
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int read_count = 0;
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while (read_count != parent_owned_count) {
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var tparams_count = declaringType.Arity;
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if (tparams_count != 0) {
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var parent_tp = declaringType.MemberDefinition.TypeParameters;
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read_count += tparams_count;
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for (int i = 0; i < tparams_count; i++) {
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import_cache.Add (tparams[parent_owned_count - read_count + i], parent_tp[i]);
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}
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}
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declaringType = declaringType.DeclaringType;
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}
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}
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} else {
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parent_owned_count = 0;
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}
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if (tparams.Length - parent_owned_count == 0)
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return null;
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return CreateGenericParameters (parent_owned_count, tparams);
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}
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TypeParameterSpec[] CreateGenericParameters (int first, MetaType[] tparams)
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{
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var tspec = new TypeParameterSpec[tparams.Length - first];
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for (int pos = first; pos < tparams.Length; ++pos) {
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var type = tparams[pos];
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int index = pos - first;
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tspec[index] = (TypeParameterSpec) CreateType (type, new DynamicTypeReader (), false);
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}
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return tspec;
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}
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TypeSpec[] CreateGenericArguments (int first, MetaType[] tparams, DynamicTypeReader dtype)
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{
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++dtype.Position;
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var tspec = new TypeSpec [tparams.Length - first];
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for (int pos = first; pos < tparams.Length; ++pos) {
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var type = tparams[pos];
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int index = pos - first;
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TypeSpec spec;
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if (type.HasElementType) {
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var element = type.GetElementType ();
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++dtype.Position;
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spec = ImportType (element, dtype);
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if (!type.IsArray) {
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throw new NotImplementedException ("Unknown element type " + type.ToString ());
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}
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spec = ArrayContainer.MakeType (module, spec, type.GetArrayRank ());
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} else {
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spec = CreateType (type, dtype, true);
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//
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// We treat nested generic types as inflated internally where
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// reflection uses type definition
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//
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// class A<T> {
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// IFoo<A<T>> foo; // A<T> is definition in this case
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// }
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//
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if (!IsMissingType (type) && type.IsGenericTypeDefinition) {
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var start_pos = spec.DeclaringType == null ? 0 : spec.DeclaringType.MemberDefinition.TypeParametersCount;
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var targs = CreateGenericArguments (start_pos, type.GetGenericArguments (), dtype);
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spec = spec.MakeGenericType (module, targs);
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}
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}
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if (spec == null)
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return null;
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++dtype.Position;
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tspec[index] = spec;
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}
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return tspec;
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}
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public MethodSpec CreateMethod (MethodBase mb, TypeSpec declaringType)
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{
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Modifiers mod = ReadMethodModifiers (mb, declaringType);
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TypeParameterSpec[] tparams;
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var parameters = CreateParameters (declaringType, mb.GetParameters (), mb);
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if (mb.IsGenericMethod) {
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if (!mb.IsGenericMethodDefinition)
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throw new NotSupportedException ("assert");
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tparams = CreateGenericParameters (0, mb.GetGenericArguments ());
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} else {
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tparams = null;
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}
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MemberKind kind;
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TypeSpec returnType;
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if (mb.MemberType == MemberTypes.Constructor) {
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kind = MemberKind.Constructor;
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returnType = module.Compiler.BuiltinTypes.Void;
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} else {
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//
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// Detect operators and destructors
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//
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string name = mb.Name;
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kind = MemberKind.Method;
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if (tparams == null && !mb.DeclaringType.IsInterface && name.Length > 6) {
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if ((mod & (Modifiers.STATIC | Modifiers.PUBLIC)) == (Modifiers.STATIC | Modifiers.PUBLIC)) {
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if (name[2] == '_' && name[1] == 'p' && name[0] == 'o' && (mb.Attributes & MethodAttributes.SpecialName) != 0) {
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var op_type = Operator.GetType (name);
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if (op_type.HasValue && parameters.Count > 0 && parameters.Count < 3) {
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kind = MemberKind.Operator;
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}
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}
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} else if (parameters.IsEmpty && name == Destructor.MetadataName) {
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kind = MemberKind.Destructor;
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if (declaringType.BuiltinType == BuiltinTypeSpec.Type.Object) {
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mod &= ~Modifiers.OVERRIDE;
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mod |= Modifiers.VIRTUAL;
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}
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}
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}
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var mi = (MethodInfo) mb;
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returnType = ImportType (mi.ReturnType, new DynamicTypeReader (mi.ReturnParameter));
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// Cannot set to OVERRIDE without full hierarchy checks
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// this flag indicates that the method could be override
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// but further validation is needed
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if ((mod & Modifiers.OVERRIDE) != 0) {
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bool is_real_override = false;
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if (kind == MemberKind.Method && declaringType.BaseType != null) {
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var btype = declaringType.BaseType;
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if (IsOverrideMethodBaseTypeAccessible (btype)) {
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var filter = MemberFilter.Method (name, tparams != null ? tparams.Length : 0, parameters, null);
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var candidate = MemberCache.FindMember (btype, filter, BindingRestriction.None);
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//
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// For imported class method do additional validation to be sure that metadata
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// override flag was correct
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//
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// Difference between protected internal and protected is ok
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//
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const Modifiers conflict_mask = Modifiers.AccessibilityMask & ~Modifiers.INTERNAL;
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if (candidate != null && (candidate.Modifiers & conflict_mask) == (mod & conflict_mask) && !candidate.IsStatic) {
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is_real_override = true;
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}
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}
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}
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if (!is_real_override) {
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mod &= ~Modifiers.OVERRIDE;
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if ((mod & Modifiers.SEALED) != 0)
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mod &= ~Modifiers.SEALED;
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else
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mod |= Modifiers.VIRTUAL;
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}
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} else if (parameters.HasExtensionMethodType) {
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mod |= Modifiers.METHOD_EXTENSION;
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}
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}
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IMethodDefinition definition;
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if (tparams != null) {
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var gmd = new ImportedGenericMethodDefinition ((MethodInfo) mb, returnType, parameters, tparams, this);
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foreach (var tp in gmd.TypeParameters) {
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ImportTypeParameterTypeConstraints (tp, tp.GetMetaInfo ());
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}
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definition = gmd;
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} else {
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definition = new ImportedMethodDefinition (mb, returnType, parameters, this);
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}
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MethodSpec ms = new MethodSpec (kind, declaringType, definition, returnType, parameters, mod);
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if (tparams != null)
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ms.IsGeneric = true;
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return ms;
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}
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bool IsOverrideMethodBaseTypeAccessible (TypeSpec baseType)
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{
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switch (baseType.Modifiers & Modifiers.AccessibilityMask) {
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case Modifiers.PUBLIC:
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return true;
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case Modifiers.INTERNAL:
|
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//
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// Check whether imported method in base type is accessible from compiled
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// context
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//
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return baseType.MemberDefinition.IsInternalAsPublic (module.DeclaringAssembly);
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case Modifiers.PRIVATE:
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return false;
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default:
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// protected
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// protected internal
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//
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// Method accessibility checks will be done later based on context
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// where the method is called (CS0122 error will be reported for inaccessible)
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//
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return true;
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}
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}
|
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|
|
//
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|
// Imports System.Reflection parameters
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//
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AParametersCollection CreateParameters (TypeSpec parent, ParameterInfo[] pi, MethodBase method)
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{
|
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int varargs = method != null && (method.CallingConvention & CallingConventions.VarArgs) != 0 ? 1 : 0;
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|
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if (pi.Length == 0 && varargs == 0)
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return ParametersCompiled.EmptyReadOnlyParameters;
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TypeSpec[] types = new TypeSpec[pi.Length + varargs];
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IParameterData[] par = new IParameterData[pi.Length + varargs];
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bool is_params = false;
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for (int i = 0; i < pi.Length; i++) {
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ParameterInfo p = pi[i];
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Parameter.Modifier mod = 0;
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Expression default_value = null;
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if (p.ParameterType.IsByRef) {
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if ((p.Attributes & (ParameterAttributes.Out | ParameterAttributes.In)) == ParameterAttributes.Out)
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mod = Parameter.Modifier.OUT;
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else
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mod = Parameter.Modifier.REF;
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//
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// Strip reference wrapping
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//
|
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var el = p.ParameterType.GetElementType ();
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types[i] = ImportType (el, new DynamicTypeReader (p)); // TODO: 1-based positio to be csc compatible
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} else if (i == 0 && method.IsStatic && (parent.Modifiers & Modifiers.METHOD_EXTENSION) != 0 &&
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HasAttribute (CustomAttributeData.GetCustomAttributes (method), "ExtensionAttribute", CompilerServicesNamespace)) {
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mod = Parameter.Modifier.This;
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types[i] = ImportType (p.ParameterType, new DynamicTypeReader (p));
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} else {
|
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types[i] = ImportType (p.ParameterType, new DynamicTypeReader (p));
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|
|
if (i >= pi.Length - 2 && types[i] is ArrayContainer) {
|
|
if (HasAttribute (CustomAttributeData.GetCustomAttributes (p), "ParamArrayAttribute", "System")) {
|
|
mod = Parameter.Modifier.PARAMS;
|
|
is_params = true;
|
|
}
|
|
}
|
|
|
|
if (!is_params && p.IsOptional) {
|
|
object value = p.RawDefaultValue;
|
|
var ptype = types[i];
|
|
if ((p.Attributes & ParameterAttributes.HasDefault) != 0 && ptype.Kind != MemberKind.TypeParameter && (value != null || TypeSpec.IsReferenceType (ptype))) {
|
|
if (value == null) {
|
|
default_value = Constant.CreateConstantFromValue (ptype, null, Location.Null);
|
|
} else {
|
|
default_value = ImportConstant (value);
|
|
|
|
if (ptype.IsEnum) {
|
|
default_value = new EnumConstant ((Constant) default_value, ptype);
|
|
}
|
|
}
|
|
|
|
var attrs = CustomAttributeData.GetCustomAttributes (p);
|
|
for (int ii = 0; ii < attrs.Count; ++ii) {
|
|
var attr = attrs[ii];
|
|
var dt = attr.Constructor.DeclaringType;
|
|
if (dt.Namespace != CompilerServicesNamespace)
|
|
continue;
|
|
|
|
if (dt.Name == "CallerLineNumberAttribute" && (ptype.BuiltinType == BuiltinTypeSpec.Type.Int || Convert.ImplicitNumericConversionExists (module.Compiler.BuiltinTypes.Int, ptype)))
|
|
mod |= Parameter.Modifier.CallerLineNumber;
|
|
else if (dt.Name == "CallerFilePathAttribute" && Convert.ImplicitReferenceConversionExists (module.Compiler.BuiltinTypes.String, ptype))
|
|
mod |= Parameter.Modifier.CallerFilePath;
|
|
else if (dt.Name == "CallerMemberNameAttribute" && Convert.ImplicitReferenceConversionExists (module.Compiler.BuiltinTypes.String, ptype))
|
|
mod |= Parameter.Modifier.CallerMemberName;
|
|
}
|
|
} else if (value == Missing.Value) {
|
|
default_value = EmptyExpression.MissingValue;
|
|
} else if (value == null) {
|
|
default_value = new DefaultValueExpression (new TypeExpression (ptype, Location.Null), Location.Null);
|
|
} else if (ptype.BuiltinType == BuiltinTypeSpec.Type.Decimal) {
|
|
default_value = ImportConstant (value);
|
|
}
|
|
}
|
|
}
|
|
|
|
par[i] = new ParameterData (p.Name, mod, default_value);
|
|
}
|
|
|
|
if (varargs != 0) {
|
|
par[par.Length - 1] = new ArglistParameter (Location.Null);
|
|
types[types.Length - 1] = InternalType.Arglist;
|
|
}
|
|
|
|
return method != null ?
|
|
new ParametersImported (par, types, varargs != 0, is_params) :
|
|
new ParametersImported (par, types, is_params);
|
|
}
|
|
|
|
//
|
|
// Returns null when the property is not valid C# property
|
|
//
|
|
public PropertySpec CreateProperty (PropertyInfo pi, TypeSpec declaringType, MethodSpec get, MethodSpec set)
|
|
{
|
|
Modifiers mod = 0;
|
|
AParametersCollection param = null;
|
|
TypeSpec type = null;
|
|
if (get != null) {
|
|
mod = get.Modifiers;
|
|
param = get.Parameters;
|
|
type = get.ReturnType;
|
|
}
|
|
|
|
bool is_valid_property = true;
|
|
if (set != null) {
|
|
if (set.ReturnType.Kind != MemberKind.Void)
|
|
is_valid_property = false;
|
|
|
|
var set_param_count = set.Parameters.Count - 1;
|
|
|
|
if (set_param_count < 0) {
|
|
set_param_count = 0;
|
|
is_valid_property = false;
|
|
}
|
|
|
|
var set_type = set.Parameters.Types[set_param_count];
|
|
|
|
if (mod == 0) {
|
|
AParametersCollection set_based_param;
|
|
|
|
if (set_param_count == 0) {
|
|
set_based_param = ParametersCompiled.EmptyReadOnlyParameters;
|
|
} else {
|
|
//
|
|
// Create indexer parameters based on setter method parameters (the last parameter has to be removed)
|
|
//
|
|
var data = new IParameterData[set_param_count];
|
|
var types = new TypeSpec[set_param_count];
|
|
Array.Copy (set.Parameters.FixedParameters, data, set_param_count);
|
|
Array.Copy (set.Parameters.Types, types, set_param_count);
|
|
set_based_param = new ParametersImported (data, types, set.Parameters.HasParams);
|
|
}
|
|
|
|
mod = set.Modifiers;
|
|
param = set_based_param;
|
|
type = set_type;
|
|
} else {
|
|
if (set_param_count != get.Parameters.Count)
|
|
is_valid_property = false;
|
|
|
|
if (get.ReturnType != set_type)
|
|
is_valid_property = false;
|
|
|
|
// Possible custom accessor modifiers
|
|
if ((mod & Modifiers.AccessibilityMask) != (set.Modifiers & Modifiers.AccessibilityMask)) {
|
|
var get_acc = mod & Modifiers.AccessibilityMask;
|
|
if (get_acc != Modifiers.PUBLIC) {
|
|
var set_acc = set.Modifiers & Modifiers.AccessibilityMask;
|
|
// If the accessor modifiers are not same, do extra restriction checks
|
|
if (get_acc != set_acc) {
|
|
var get_restr = ModifiersExtensions.IsRestrictedModifier (get_acc, set_acc);
|
|
var set_restr = ModifiersExtensions.IsRestrictedModifier (set_acc, get_acc);
|
|
if (get_restr && set_restr) {
|
|
is_valid_property = false; // Neither is more restrictive
|
|
}
|
|
|
|
if (get_restr) {
|
|
mod &= ~Modifiers.AccessibilityMask;
|
|
mod |= set_acc;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
PropertySpec spec = null;
|
|
if (!param.IsEmpty) {
|
|
if (is_valid_property) {
|
|
var index_name = declaringType.MemberDefinition.GetAttributeDefaultMember ();
|
|
if (index_name == null) {
|
|
is_valid_property = false;
|
|
} else {
|
|
if (get != null) {
|
|
if (get.IsStatic)
|
|
is_valid_property = false;
|
|
if (get.Name.IndexOf (index_name, StringComparison.Ordinal) != 4)
|
|
is_valid_property = false;
|
|
}
|
|
if (set != null) {
|
|
if (set.IsStatic)
|
|
is_valid_property = false;
|
|
if (set.Name.IndexOf (index_name, StringComparison.Ordinal) != 4)
|
|
is_valid_property = false;
|
|
}
|
|
}
|
|
|
|
if (is_valid_property) {
|
|
spec = new IndexerSpec (declaringType, new ImportedParameterMemberDefinition (pi, type, param, this), type, param, pi, mod);
|
|
} else if (declaringType.MemberDefinition.IsComImport && param.FixedParameters[0].HasDefaultValue) {
|
|
//
|
|
// Enables support for properties with parameters (must have default value) of COM-imported types
|
|
//
|
|
is_valid_property = true;
|
|
|
|
for (int i = 0; i < param.FixedParameters.Length; ++i) {
|
|
if (!param.FixedParameters[i].HasDefaultValue) {
|
|
is_valid_property = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (spec == null)
|
|
spec = new PropertySpec (MemberKind.Property, declaringType, new ImportedMemberDefinition (pi, type, this), type, pi, mod);
|
|
|
|
if (!is_valid_property) {
|
|
spec.IsNotCSharpCompatible = true;
|
|
return spec;
|
|
}
|
|
|
|
if (set != null)
|
|
spec.Set = set;
|
|
if (get != null)
|
|
spec.Get = get;
|
|
|
|
return spec;
|
|
}
|
|
|
|
public TypeSpec CreateType (MetaType type)
|
|
{
|
|
return CreateType (type, new DynamicTypeReader (), true);
|
|
}
|
|
|
|
public TypeSpec CreateNestedType (MetaType type, TypeSpec declaringType)
|
|
{
|
|
return CreateType (type, declaringType, new DynamicTypeReader (type), false);
|
|
}
|
|
|
|
TypeSpec CreateType (MetaType type, DynamicTypeReader dtype, bool canImportBaseType)
|
|
{
|
|
TypeSpec declaring_type;
|
|
if (type.IsNested && !type.IsGenericParameter)
|
|
declaring_type = CreateType (type.DeclaringType, new DynamicTypeReader (type.DeclaringType), true);
|
|
else
|
|
declaring_type = null;
|
|
|
|
return CreateType (type, declaring_type, dtype, canImportBaseType);
|
|
}
|
|
|
|
protected TypeSpec CreateType (MetaType type, TypeSpec declaringType, DynamicTypeReader dtype, bool canImportBaseType)
|
|
{
|
|
TypeSpec spec;
|
|
if (import_cache.TryGetValue (type, out spec)) {
|
|
if (spec.BuiltinType == BuiltinTypeSpec.Type.Object) {
|
|
if (dtype.IsDynamicObject ())
|
|
return module.Compiler.BuiltinTypes.Dynamic;
|
|
|
|
return spec;
|
|
}
|
|
|
|
if (!spec.IsGeneric || type.IsGenericTypeDefinition)
|
|
return spec;
|
|
|
|
if (!dtype.HasDynamicAttribute ())
|
|
return spec;
|
|
|
|
// We've found same object in the cache but this one has a dynamic custom attribute
|
|
// and it's most likely dynamic version of same type IFoo<object> agains IFoo<dynamic>
|
|
// Do type resolve process again in that case
|
|
|
|
// TODO: Handle cases where they still unify
|
|
}
|
|
|
|
if (IsMissingType (type)) {
|
|
spec = new TypeSpec (MemberKind.MissingType, declaringType, new ImportedTypeDefinition (type, this), type, Modifiers.PUBLIC);
|
|
spec.MemberCache = MemberCache.Empty;
|
|
import_cache.Add (type, spec);
|
|
return spec;
|
|
}
|
|
|
|
if (type.IsGenericType && !type.IsGenericTypeDefinition) {
|
|
var type_def = type.GetGenericTypeDefinition ();
|
|
|
|
// Generic type definition can also be forwarded
|
|
if (compiled_types.TryGetValue (type_def, out spec))
|
|
return spec;
|
|
|
|
var targs = CreateGenericArguments (0, type.GetGenericArguments (), dtype);
|
|
if (targs == null)
|
|
return null;
|
|
if (declaringType == null) {
|
|
// Simple case, no nesting
|
|
spec = CreateType (type_def, null, new DynamicTypeReader (), canImportBaseType);
|
|
spec = spec.MakeGenericType (module, targs);
|
|
} else {
|
|
//
|
|
// Nested type case, converting .NET types like
|
|
// A`1.B`1.C`1<int, long, string> to typespec like
|
|
// A<int>.B<long>.C<string>
|
|
//
|
|
var nested_hierarchy = new List<TypeSpec> ();
|
|
while (declaringType.IsNested) {
|
|
nested_hierarchy.Add (declaringType);
|
|
declaringType = declaringType.DeclaringType;
|
|
}
|
|
|
|
int targs_pos = 0;
|
|
if (declaringType.Arity > 0) {
|
|
spec = declaringType.MakeGenericType (module, targs.Skip (targs_pos).Take (declaringType.Arity).ToArray ());
|
|
targs_pos = spec.Arity;
|
|
} else {
|
|
spec = declaringType;
|
|
}
|
|
|
|
for (int i = nested_hierarchy.Count; i != 0; --i) {
|
|
var t = nested_hierarchy [i - 1];
|
|
if (t.Kind == MemberKind.MissingType)
|
|
spec = t;
|
|
else
|
|
spec = MemberCache.FindNestedType (spec, t.Name, t.Arity);
|
|
|
|
if (t.Arity > 0) {
|
|
spec = spec.MakeGenericType (module, targs.Skip (targs_pos).Take (spec.Arity).ToArray ());
|
|
targs_pos += t.Arity;
|
|
}
|
|
}
|
|
|
|
if (spec.Kind == MemberKind.MissingType) {
|
|
spec = new TypeSpec (MemberKind.MissingType, spec, new ImportedTypeDefinition (type_def, this), type_def, Modifiers.PUBLIC);
|
|
spec.MemberCache = MemberCache.Empty;
|
|
} else {
|
|
if ((type_def.Attributes & TypeAttributes.VisibilityMask) == TypeAttributes.NestedPrivate && IgnorePrivateMembers)
|
|
return null;
|
|
|
|
string name = type.Name;
|
|
int index = name.IndexOf ('`');
|
|
if (index > 0)
|
|
name = name.Substring (0, index);
|
|
|
|
spec = MemberCache.FindNestedType (spec, name, targs.Length - targs_pos);
|
|
|
|
if (spec.Arity > 0) {
|
|
spec = spec.MakeGenericType (module, targs.Skip (targs_pos).ToArray ());
|
|
}
|
|
}
|
|
}
|
|
|
|
// Don't add generic type with dynamic arguments, they can interfere with same type
|
|
// using object type arguments
|
|
if (!spec.HasDynamicElement) {
|
|
|
|
// Add to reading cache to speed up reading
|
|
if (!import_cache.ContainsKey (type))
|
|
import_cache.Add (type, spec);
|
|
}
|
|
|
|
return spec;
|
|
}
|
|
|
|
Modifiers mod;
|
|
MemberKind kind;
|
|
|
|
var ma = type.Attributes;
|
|
switch (ma & TypeAttributes.VisibilityMask) {
|
|
case TypeAttributes.Public:
|
|
case TypeAttributes.NestedPublic:
|
|
mod = Modifiers.PUBLIC;
|
|
break;
|
|
case TypeAttributes.NestedPrivate:
|
|
mod = Modifiers.PRIVATE;
|
|
break;
|
|
case TypeAttributes.NestedFamily:
|
|
mod = Modifiers.PROTECTED;
|
|
break;
|
|
case TypeAttributes.NestedFamORAssem:
|
|
mod = Modifiers.PROTECTED | Modifiers.INTERNAL;
|
|
break;
|
|
default:
|
|
mod = Modifiers.INTERNAL;
|
|
break;
|
|
}
|
|
|
|
if ((ma & TypeAttributes.Interface) != 0) {
|
|
kind = MemberKind.Interface;
|
|
} else if (type.IsGenericParameter) {
|
|
kind = MemberKind.TypeParameter;
|
|
} else {
|
|
var base_type = type.BaseType;
|
|
if (base_type == null || (ma & TypeAttributes.Abstract) != 0) {
|
|
kind = MemberKind.Class;
|
|
} else {
|
|
kind = DetermineKindFromBaseType (base_type);
|
|
if (kind == MemberKind.Struct || kind == MemberKind.Delegate) {
|
|
mod |= Modifiers.SEALED;
|
|
}
|
|
}
|
|
|
|
if (kind == MemberKind.Class) {
|
|
if ((ma & TypeAttributes.Sealed) != 0) {
|
|
if ((ma & TypeAttributes.Abstract) != 0)
|
|
mod |= Modifiers.STATIC;
|
|
else
|
|
mod |= Modifiers.SEALED;
|
|
} else if ((ma & TypeAttributes.Abstract) != 0) {
|
|
mod |= Modifiers.ABSTRACT;
|
|
}
|
|
}
|
|
}
|
|
|
|
var definition = new ImportedTypeDefinition (type, this);
|
|
TypeSpec pt;
|
|
|
|
if (kind == MemberKind.Enum) {
|
|
const BindingFlags underlying_member = BindingFlags.DeclaredOnly |
|
|
BindingFlags.Instance |
|
|
BindingFlags.Public | BindingFlags.NonPublic;
|
|
|
|
var type_members = type.GetFields (underlying_member);
|
|
foreach (var type_member in type_members) {
|
|
spec = new EnumSpec (declaringType, definition, CreateType (type_member.FieldType), type, mod);
|
|
break;
|
|
}
|
|
|
|
if (spec == null)
|
|
kind = MemberKind.Class;
|
|
|
|
} else if (kind == MemberKind.TypeParameter) {
|
|
spec = CreateTypeParameter (type, declaringType);
|
|
} else if (type.IsGenericTypeDefinition) {
|
|
definition.TypeParameters = CreateGenericParameters (type, declaringType);
|
|
} else if (compiled_types.TryGetValue (type, out pt)) {
|
|
//
|
|
// Same type was found in inside compiled types. It's
|
|
// either build-in type or forward referenced typed
|
|
// which point into just compiled assembly.
|
|
//
|
|
spec = pt;
|
|
BuiltinTypeSpec bts = pt as BuiltinTypeSpec;
|
|
if (bts != null)
|
|
bts.SetDefinition (definition, type, mod);
|
|
}
|
|
|
|
if (spec == null)
|
|
spec = new TypeSpec (kind, declaringType, definition, type, mod);
|
|
|
|
import_cache.Add (type, spec);
|
|
|
|
if (kind == MemberKind.TypeParameter) {
|
|
if (canImportBaseType)
|
|
ImportTypeParameterTypeConstraints ((TypeParameterSpec) spec, type);
|
|
|
|
return spec;
|
|
}
|
|
|
|
//
|
|
// Two stage setup as the base type can be inflated declaring type or
|
|
// another nested type inside same declaring type which has not been
|
|
// loaded, therefore we can import a base type of nested types once
|
|
// the types have been imported
|
|
//
|
|
if (canImportBaseType)
|
|
ImportTypeBase (spec, type);
|
|
|
|
return spec;
|
|
}
|
|
|
|
public IAssemblyDefinition GetAssemblyDefinition (Assembly assembly)
|
|
{
|
|
IAssemblyDefinition found;
|
|
if (!assembly_2_definition.TryGetValue (assembly, out found)) {
|
|
|
|
// This can happen in dynamic context only
|
|
var def = new ImportedAssemblyDefinition (assembly);
|
|
assembly_2_definition.Add (assembly, def);
|
|
def.ReadAttributes ();
|
|
found = def;
|
|
}
|
|
|
|
return found;
|
|
}
|
|
|
|
public void ImportTypeBase (MetaType type)
|
|
{
|
|
TypeSpec spec = import_cache[type];
|
|
if (spec != null)
|
|
ImportTypeBase (spec, type);
|
|
}
|
|
|
|
TypeParameterSpec CreateTypeParameter (MetaType type, TypeSpec declaringType)
|
|
{
|
|
Variance variance;
|
|
switch (type.GenericParameterAttributes & GenericParameterAttributes.VarianceMask) {
|
|
case GenericParameterAttributes.Covariant:
|
|
variance = Variance.Covariant;
|
|
break;
|
|
case GenericParameterAttributes.Contravariant:
|
|
variance = Variance.Contravariant;
|
|
break;
|
|
default:
|
|
variance = Variance.None;
|
|
break;
|
|
}
|
|
|
|
SpecialConstraint special = SpecialConstraint.None;
|
|
var import_special = type.GenericParameterAttributes & GenericParameterAttributes.SpecialConstraintMask;
|
|
|
|
if ((import_special & GenericParameterAttributes.NotNullableValueTypeConstraint) != 0) {
|
|
special |= SpecialConstraint.Struct;
|
|
} else if ((import_special & GenericParameterAttributes.DefaultConstructorConstraint) != 0) {
|
|
special = SpecialConstraint.Constructor;
|
|
}
|
|
|
|
if ((import_special & GenericParameterAttributes.ReferenceTypeConstraint) != 0) {
|
|
special |= SpecialConstraint.Class;
|
|
}
|
|
|
|
TypeParameterSpec spec;
|
|
var def = new ImportedTypeParameterDefinition (type, this);
|
|
if (type.DeclaringMethod != null) {
|
|
spec = new TypeParameterSpec (type.GenericParameterPosition, def, special, variance, type);
|
|
} else {
|
|
spec = new TypeParameterSpec (declaringType, type.GenericParameterPosition, def, special, variance, type);
|
|
}
|
|
|
|
return spec;
|
|
}
|
|
|
|
//
|
|
// Test for a custom attribute type match. Custom attributes are not really predefined globaly
|
|
// they can be assembly specific therefore we do check based on names only
|
|
//
|
|
public static bool HasAttribute (IList<CustomAttributeData> attributesData, string attrName, string attrNamespace)
|
|
{
|
|
if (attributesData.Count == 0)
|
|
return false;
|
|
|
|
foreach (var attr in attributesData) {
|
|
var dt = attr.Constructor.DeclaringType;
|
|
if (dt.Name == attrName && dt.Namespace == attrNamespace)
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void ImportTypeBase (TypeSpec spec, MetaType type)
|
|
{
|
|
if (spec.Kind == MemberKind.Interface)
|
|
spec.BaseType = module.Compiler.BuiltinTypes.Object;
|
|
else if (type.BaseType != null) {
|
|
TypeSpec base_type;
|
|
if (!IsMissingType (type.BaseType) && type.BaseType.IsGenericType)
|
|
base_type = CreateType (type.BaseType, new DynamicTypeReader (type), true);
|
|
else
|
|
base_type = CreateType (type.BaseType);
|
|
|
|
spec.BaseType = base_type;
|
|
}
|
|
|
|
if (spec.MemberDefinition.TypeParametersCount > 0) {
|
|
foreach (var tp in spec.MemberDefinition.TypeParameters) {
|
|
ImportTypeParameterTypeConstraints (tp, tp.GetMetaInfo ());
|
|
}
|
|
}
|
|
}
|
|
|
|
protected void ImportTypes (MetaType[] types, Namespace targetNamespace, bool importExtensionTypes)
|
|
{
|
|
Namespace ns = targetNamespace;
|
|
string prev_namespace = null;
|
|
foreach (var t in types) {
|
|
if (t == null)
|
|
continue;
|
|
|
|
// Be careful not to trigger full parent type loading
|
|
if (t.MemberType == MemberTypes.NestedType)
|
|
continue;
|
|
|
|
if (t.Name[0] == '<')
|
|
continue;
|
|
|
|
var it = CreateType (t, null, new DynamicTypeReader (t), true);
|
|
if (it == null)
|
|
continue;
|
|
|
|
if (prev_namespace != t.Namespace) {
|
|
ns = t.Namespace == null ? targetNamespace : targetNamespace.GetNamespace (t.Namespace, true);
|
|
prev_namespace = t.Namespace;
|
|
}
|
|
|
|
// Cannot rely on assembly level Extension attribute or static modifier because they
|
|
// are not followed by other compilers (e.g. F#).
|
|
if (it.IsClass && it.Arity == 0 && importExtensionTypes &&
|
|
HasAttribute (CustomAttributeData.GetCustomAttributes (t), "ExtensionAttribute", CompilerServicesNamespace)) {
|
|
it.SetExtensionMethodContainer ();
|
|
}
|
|
|
|
ns.AddType (module, it);
|
|
}
|
|
}
|
|
|
|
void ImportTypeParameterTypeConstraints (TypeParameterSpec spec, MetaType type)
|
|
{
|
|
var constraints = type.GetGenericParameterConstraints ();
|
|
List<TypeSpec> tparams = null;
|
|
foreach (var ct in constraints) {
|
|
if (ct.IsGenericParameter) {
|
|
if (tparams == null)
|
|
tparams = new List<TypeSpec> ();
|
|
|
|
tparams.Add (CreateType (ct));
|
|
continue;
|
|
}
|
|
|
|
var constraint_type = CreateType (ct);
|
|
if (constraint_type.IsClass) {
|
|
spec.BaseType = constraint_type;
|
|
continue;
|
|
}
|
|
|
|
spec.AddInterface (constraint_type);
|
|
}
|
|
|
|
if (spec.BaseType == null)
|
|
spec.BaseType = module.Compiler.BuiltinTypes.Object;
|
|
|
|
if (tparams != null)
|
|
spec.TypeArguments = tparams.ToArray ();
|
|
}
|
|
|
|
Constant ImportConstant (object value)
|
|
{
|
|
//
|
|
// Get type of underlying value as int constant can be used for object
|
|
// parameter type. This is not allowed in C# but other languages can do that
|
|
//
|
|
var types = module.Compiler.BuiltinTypes;
|
|
switch (System.Type.GetTypeCode (value.GetType ())) {
|
|
case TypeCode.Boolean:
|
|
return new BoolConstant (types, (bool) value, Location.Null);
|
|
case TypeCode.Byte:
|
|
return new ByteConstant (types, (byte) value, Location.Null);
|
|
case TypeCode.Char:
|
|
return new CharConstant (types, (char) value, Location.Null);
|
|
case TypeCode.Decimal:
|
|
return new DecimalConstant (types, (decimal) value, Location.Null);
|
|
case TypeCode.Double:
|
|
return new DoubleConstant (types, (double) value, Location.Null);
|
|
case TypeCode.Int16:
|
|
return new ShortConstant (types, (short) value, Location.Null);
|
|
case TypeCode.Int32:
|
|
return new IntConstant (types, (int) value, Location.Null);
|
|
case TypeCode.Int64:
|
|
return new LongConstant (types, (long) value, Location.Null);
|
|
case TypeCode.SByte:
|
|
return new SByteConstant (types, (sbyte) value, Location.Null);
|
|
case TypeCode.Single:
|
|
return new FloatConstant (types, (float) value, Location.Null);
|
|
case TypeCode.String:
|
|
return new StringConstant (types, (string) value, Location.Null);
|
|
case TypeCode.UInt16:
|
|
return new UShortConstant (types, (ushort) value, Location.Null);
|
|
case TypeCode.UInt32:
|
|
return new UIntConstant (types, (uint) value, Location.Null);
|
|
case TypeCode.UInt64:
|
|
return new ULongConstant (types, (ulong) value, Location.Null);
|
|
}
|
|
|
|
throw new NotImplementedException (value.GetType ().ToString ());
|
|
}
|
|
|
|
public TypeSpec ImportType (MetaType type)
|
|
{
|
|
return ImportType (type, new DynamicTypeReader (type));
|
|
}
|
|
|
|
TypeSpec ImportType (MetaType type, DynamicTypeReader dtype)
|
|
{
|
|
if (type.HasElementType) {
|
|
var element = type.GetElementType ();
|
|
++dtype.Position;
|
|
var spec = ImportType (element, dtype);
|
|
|
|
if (type.IsArray)
|
|
return ArrayContainer.MakeType (module, spec, type.GetArrayRank ());
|
|
if (type.IsByRef)
|
|
return ReferenceContainer.MakeType (module, spec);
|
|
if (type.IsPointer)
|
|
return PointerContainer.MakeType (module, spec);
|
|
|
|
throw new NotImplementedException ("Unknown element type " + type.ToString ());
|
|
}
|
|
|
|
TypeSpec compiled_type;
|
|
if (compiled_types.TryGetValue (type, out compiled_type)) {
|
|
if (compiled_type.BuiltinType == BuiltinTypeSpec.Type.Object && dtype.IsDynamicObject ())
|
|
return module.Compiler.BuiltinTypes.Dynamic;
|
|
|
|
return compiled_type;
|
|
}
|
|
|
|
return CreateType (type, dtype, true);
|
|
}
|
|
|
|
static bool IsMissingType (MetaType type)
|
|
{
|
|
#if STATIC
|
|
return type.__IsMissing;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
//
|
|
// Decimal constants cannot be encoded in the constant blob, and thus are marked
|
|
// as IsInitOnly ('readonly' in C# parlance). We get its value from the
|
|
// DecimalConstantAttribute metadata.
|
|
//
|
|
Constant ReadDecimalConstant (IList<CustomAttributeData> attrs)
|
|
{
|
|
if (attrs.Count == 0)
|
|
return null;
|
|
|
|
foreach (var ca in attrs) {
|
|
var dt = ca.Constructor.DeclaringType;
|
|
if (dt.Name != "DecimalConstantAttribute" || dt.Namespace != CompilerServicesNamespace)
|
|
continue;
|
|
|
|
var value = new decimal (
|
|
(int) (uint) ca.ConstructorArguments[4].Value,
|
|
(int) (uint) ca.ConstructorArguments[3].Value,
|
|
(int) (uint) ca.ConstructorArguments[2].Value,
|
|
(byte) ca.ConstructorArguments[1].Value != 0,
|
|
(byte) ca.ConstructorArguments[0].Value);
|
|
|
|
return new DecimalConstant (module.Compiler.BuiltinTypes, value, Location.Null);
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
static Modifiers ReadMethodModifiers (MethodBase mb, TypeSpec declaringType)
|
|
{
|
|
Modifiers mod;
|
|
var ma = mb.Attributes;
|
|
switch (ma & MethodAttributes.MemberAccessMask) {
|
|
case MethodAttributes.Public:
|
|
mod = Modifiers.PUBLIC;
|
|
break;
|
|
case MethodAttributes.Assembly:
|
|
mod = Modifiers.INTERNAL;
|
|
break;
|
|
case MethodAttributes.Family:
|
|
mod = Modifiers.PROTECTED;
|
|
break;
|
|
case MethodAttributes.FamORAssem:
|
|
mod = Modifiers.PROTECTED | Modifiers.INTERNAL;
|
|
break;
|
|
default:
|
|
mod = Modifiers.PRIVATE;
|
|
break;
|
|
}
|
|
|
|
if ((ma & MethodAttributes.Static) != 0) {
|
|
mod |= Modifiers.STATIC;
|
|
return mod;
|
|
}
|
|
if ((ma & MethodAttributes.Abstract) != 0 && declaringType.IsClass) {
|
|
mod |= Modifiers.ABSTRACT;
|
|
return mod;
|
|
}
|
|
|
|
// It can be sealed and override
|
|
if ((ma & MethodAttributes.Final) != 0)
|
|
mod |= Modifiers.SEALED;
|
|
|
|
if ((ma & MethodAttributes.Virtual) != 0) {
|
|
// Not every member can be detected based on MethodAttribute, we
|
|
// set virtual or non-virtual only when we are certain. Further checks
|
|
// to really find out what `virtual' means for this member are done
|
|
// later
|
|
if ((ma & MethodAttributes.NewSlot) != 0) {
|
|
if ((mod & Modifiers.SEALED) != 0) {
|
|
mod &= ~Modifiers.SEALED;
|
|
} else {
|
|
mod |= Modifiers.VIRTUAL;
|
|
}
|
|
} else {
|
|
mod |= Modifiers.OVERRIDE;
|
|
}
|
|
}
|
|
|
|
return mod;
|
|
}
|
|
}
|
|
|
|
abstract class ImportedDefinition : IMemberDefinition
|
|
{
|
|
protected class AttributesBag
|
|
{
|
|
public static readonly AttributesBag Default = new AttributesBag ();
|
|
|
|
public AttributeUsageAttribute AttributeUsage;
|
|
public ObsoleteAttribute Obsolete;
|
|
public string[] Conditionals;
|
|
public string DefaultIndexerName;
|
|
public bool? CLSAttributeValue;
|
|
public TypeSpec CoClass;
|
|
|
|
static bool HasMissingType (ConstructorInfo ctor)
|
|
{
|
|
#if STATIC
|
|
//
|
|
// Mimic odd csc behaviour where missing type on predefined
|
|
// attributes means the attribute is silently ignored. This can
|
|
// happen with PCL facades
|
|
//
|
|
foreach (var p in ctor.GetParameters ()) {
|
|
if (p.ParameterType.__ContainsMissingType)
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
|
|
public static AttributesBag Read (MemberInfo mi, MetadataImporter importer)
|
|
{
|
|
AttributesBag bag = null;
|
|
List<string> conditionals = null;
|
|
|
|
// It should not throw any loading exception
|
|
IList<CustomAttributeData> attrs = CustomAttributeData.GetCustomAttributes (mi);
|
|
|
|
foreach (var a in attrs) {
|
|
var dt = a.Constructor.DeclaringType;
|
|
string name = dt.Name;
|
|
if (name == "ObsoleteAttribute") {
|
|
if (dt.Namespace != "System")
|
|
continue;
|
|
|
|
if (bag == null)
|
|
bag = new AttributesBag ();
|
|
|
|
var args = a.ConstructorArguments;
|
|
|
|
if (args.Count == 1) {
|
|
bag.Obsolete = new ObsoleteAttribute ((string) args[0].Value);
|
|
} else if (args.Count == 2) {
|
|
bag.Obsolete = new ObsoleteAttribute ((string) args[0].Value, (bool) args[1].Value);
|
|
} else {
|
|
bag.Obsolete = new ObsoleteAttribute ();
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
if (name == "ConditionalAttribute") {
|
|
if (dt.Namespace != "System.Diagnostics")
|
|
continue;
|
|
|
|
if (bag == null)
|
|
bag = new AttributesBag ();
|
|
|
|
if (conditionals == null)
|
|
conditionals = new List<string> (2);
|
|
|
|
conditionals.Add ((string) a.ConstructorArguments[0].Value);
|
|
continue;
|
|
}
|
|
|
|
if (name == "CLSCompliantAttribute") {
|
|
if (dt.Namespace != "System")
|
|
continue;
|
|
|
|
if (bag == null)
|
|
bag = new AttributesBag ();
|
|
|
|
bag.CLSAttributeValue = (bool) a.ConstructorArguments[0].Value;
|
|
continue;
|
|
}
|
|
|
|
// Type only attributes
|
|
if (mi.MemberType == MemberTypes.TypeInfo || mi.MemberType == MemberTypes.NestedType) {
|
|
if (name == "DefaultMemberAttribute") {
|
|
if (dt.Namespace != "System.Reflection")
|
|
continue;
|
|
|
|
if (bag == null)
|
|
bag = new AttributesBag ();
|
|
|
|
bag.DefaultIndexerName = (string) a.ConstructorArguments[0].Value;
|
|
continue;
|
|
}
|
|
|
|
if (name == "AttributeUsageAttribute") {
|
|
if (dt.Namespace != "System")
|
|
continue;
|
|
|
|
if (HasMissingType (a.Constructor))
|
|
continue;
|
|
|
|
if (bag == null)
|
|
bag = new AttributesBag ();
|
|
|
|
bag.AttributeUsage = new AttributeUsageAttribute ((AttributeTargets) a.ConstructorArguments[0].Value);
|
|
foreach (var named in a.NamedArguments) {
|
|
if (named.MemberInfo.Name == "AllowMultiple")
|
|
bag.AttributeUsage.AllowMultiple = (bool) named.TypedValue.Value;
|
|
else if (named.MemberInfo.Name == "Inherited")
|
|
bag.AttributeUsage.Inherited = (bool) named.TypedValue.Value;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// Interface only attribute
|
|
if (name == "CoClassAttribute") {
|
|
if (dt.Namespace != "System.Runtime.InteropServices")
|
|
continue;
|
|
|
|
if (HasMissingType (a.Constructor))
|
|
continue;
|
|
|
|
if (bag == null)
|
|
bag = new AttributesBag ();
|
|
|
|
bag.CoClass = importer.ImportType ((MetaType) a.ConstructorArguments[0].Value);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (bag == null)
|
|
return Default;
|
|
|
|
if (conditionals != null)
|
|
bag.Conditionals = conditionals.ToArray ();
|
|
|
|
return bag;
|
|
}
|
|
}
|
|
|
|
protected readonly MemberInfo provider;
|
|
protected AttributesBag cattrs;
|
|
protected readonly MetadataImporter importer;
|
|
|
|
protected ImportedDefinition (MemberInfo provider, MetadataImporter importer)
|
|
{
|
|
this.provider = provider;
|
|
this.importer = importer;
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public bool IsImported {
|
|
get {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
public virtual string Name {
|
|
get {
|
|
return provider.Name;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
public string[] ConditionalConditions ()
|
|
{
|
|
if (cattrs == null)
|
|
ReadAttributes ();
|
|
|
|
return cattrs.Conditionals;
|
|
}
|
|
|
|
public ObsoleteAttribute GetAttributeObsolete ()
|
|
{
|
|
if (cattrs == null)
|
|
ReadAttributes ();
|
|
|
|
return cattrs.Obsolete;
|
|
}
|
|
|
|
public bool? CLSAttributeValue {
|
|
get {
|
|
if (cattrs == null)
|
|
ReadAttributes ();
|
|
|
|
return cattrs.CLSAttributeValue;
|
|
}
|
|
}
|
|
|
|
protected void ReadAttributes ()
|
|
{
|
|
cattrs = AttributesBag.Read (provider, importer);
|
|
}
|
|
|
|
public void SetIsAssigned ()
|
|
{
|
|
// Unused for imported members
|
|
}
|
|
|
|
public void SetIsUsed ()
|
|
{
|
|
// Unused for imported members
|
|
}
|
|
}
|
|
|
|
public class ImportedModuleDefinition
|
|
{
|
|
readonly Module module;
|
|
bool cls_compliant;
|
|
|
|
public ImportedModuleDefinition (Module module)
|
|
{
|
|
this.module = module;
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public bool IsCLSCompliant {
|
|
get {
|
|
return cls_compliant;
|
|
}
|
|
}
|
|
|
|
public string Name {
|
|
get {
|
|
return module.Name;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
public void ReadAttributes ()
|
|
{
|
|
IList<CustomAttributeData> attrs = CustomAttributeData.GetCustomAttributes (module);
|
|
|
|
foreach (var a in attrs) {
|
|
var dt = a.Constructor.DeclaringType;
|
|
if (dt.Name == "CLSCompliantAttribute") {
|
|
if (dt.Namespace != "System")
|
|
continue;
|
|
|
|
cls_compliant = (bool) a.ConstructorArguments[0].Value;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Reads assembly attributes which where attached to a special type because
|
|
// module does have assembly manifest
|
|
//
|
|
public List<Attribute> ReadAssemblyAttributes ()
|
|
{
|
|
var t = module.GetType (AssemblyAttributesPlaceholder.GetGeneratedName (Name));
|
|
if (t == null)
|
|
return null;
|
|
|
|
var field = t.GetField (AssemblyAttributesPlaceholder.AssemblyFieldName, BindingFlags.NonPublic | BindingFlags.Static);
|
|
if (field == null)
|
|
return null;
|
|
|
|
// TODO: implement, the idea is to fabricate specil Attribute class and
|
|
// add it to OptAttributes before resolving the source code attributes
|
|
// Need to build module location as well for correct error reporting
|
|
|
|
//var assembly_attributes = CustomAttributeData.GetCustomAttributes (field);
|
|
//var attrs = new List<Attribute> (assembly_attributes.Count);
|
|
//foreach (var a in assembly_attributes)
|
|
//{
|
|
// var type = metaImporter.ImportType (a.Constructor.DeclaringType);
|
|
// var ctor = metaImporter.CreateMethod (a.Constructor, type);
|
|
|
|
// foreach (var carg in a.ConstructorArguments) {
|
|
// carg.Value
|
|
// }
|
|
|
|
// attrs.Add (new Attribute ("assembly", ctor, null, Location.Null, true));
|
|
//}
|
|
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public class ImportedAssemblyDefinition : IAssemblyDefinition
|
|
{
|
|
readonly Assembly assembly;
|
|
readonly AssemblyName aname;
|
|
bool cls_compliant;
|
|
|
|
List<AssemblyName> internals_visible_to;
|
|
Dictionary<IAssemblyDefinition, AssemblyName> internals_visible_to_cache;
|
|
|
|
public ImportedAssemblyDefinition (Assembly assembly)
|
|
{
|
|
this.assembly = assembly;
|
|
this.aname = assembly.GetName ();
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public Assembly Assembly {
|
|
get {
|
|
return assembly;
|
|
}
|
|
}
|
|
|
|
public string FullName {
|
|
get {
|
|
return aname.FullName;
|
|
}
|
|
}
|
|
|
|
public bool HasStrongName {
|
|
get {
|
|
return aname.GetPublicKey ().Length != 0;
|
|
}
|
|
}
|
|
|
|
public bool IsMissing {
|
|
get {
|
|
#if STATIC
|
|
return assembly.__IsMissing;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
public bool IsCLSCompliant {
|
|
get {
|
|
return cls_compliant;
|
|
}
|
|
}
|
|
|
|
public string Location {
|
|
get {
|
|
return assembly.Location;
|
|
}
|
|
}
|
|
|
|
public string Name {
|
|
get {
|
|
return aname.Name;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
public byte[] GetPublicKeyToken ()
|
|
{
|
|
return aname.GetPublicKeyToken ();
|
|
}
|
|
|
|
public AssemblyName GetAssemblyVisibleToName (IAssemblyDefinition assembly)
|
|
{
|
|
return internals_visible_to_cache [assembly];
|
|
}
|
|
|
|
public bool IsFriendAssemblyTo (IAssemblyDefinition assembly)
|
|
{
|
|
if (internals_visible_to == null)
|
|
return false;
|
|
|
|
AssemblyName is_visible = null;
|
|
if (internals_visible_to_cache == null) {
|
|
internals_visible_to_cache = new Dictionary<IAssemblyDefinition, AssemblyName> ();
|
|
} else {
|
|
if (internals_visible_to_cache.TryGetValue (assembly, out is_visible))
|
|
return is_visible != null;
|
|
}
|
|
|
|
var token = assembly.GetPublicKeyToken ();
|
|
if (token != null && token.Length == 0)
|
|
token = null;
|
|
|
|
foreach (var internals in internals_visible_to) {
|
|
if (internals.Name != assembly.Name)
|
|
continue;
|
|
|
|
if (token == null && assembly is AssemblyDefinition) {
|
|
is_visible = internals;
|
|
break;
|
|
}
|
|
|
|
if (!ArrayComparer.IsEqual (token, internals.GetPublicKeyToken ()))
|
|
continue;
|
|
|
|
is_visible = internals;
|
|
break;
|
|
}
|
|
|
|
internals_visible_to_cache.Add (assembly, is_visible);
|
|
return is_visible != null;
|
|
}
|
|
|
|
public void ReadAttributes ()
|
|
{
|
|
#if STATIC
|
|
if (assembly.__IsMissing)
|
|
return;
|
|
#endif
|
|
|
|
IList<CustomAttributeData> attrs = CustomAttributeData.GetCustomAttributes (assembly);
|
|
|
|
foreach (var a in attrs) {
|
|
var dt = a.Constructor.DeclaringType;
|
|
var name = dt.Name;
|
|
if (name == "CLSCompliantAttribute") {
|
|
if (dt.Namespace == "System") {
|
|
cls_compliant = (bool) a.ConstructorArguments[0].Value;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if (name == "InternalsVisibleToAttribute") {
|
|
if (dt.Namespace != MetadataImporter.CompilerServicesNamespace)
|
|
continue;
|
|
|
|
string s = a.ConstructorArguments[0].Value as string;
|
|
if (s == null)
|
|
continue;
|
|
|
|
var an = new AssemblyName (s);
|
|
if (internals_visible_to == null)
|
|
internals_visible_to = new List<AssemblyName> ();
|
|
|
|
internals_visible_to.Add (an);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
public override string ToString ()
|
|
{
|
|
return FullName;
|
|
}
|
|
}
|
|
|
|
class ImportedMemberDefinition : ImportedDefinition
|
|
{
|
|
readonly TypeSpec type;
|
|
|
|
public ImportedMemberDefinition (MemberInfo member, TypeSpec type, MetadataImporter importer)
|
|
: base (member, importer)
|
|
{
|
|
this.type = type;
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public TypeSpec MemberType {
|
|
get {
|
|
return type;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
|
|
class ImportedParameterMemberDefinition : ImportedMemberDefinition, IParametersMember
|
|
{
|
|
readonly AParametersCollection parameters;
|
|
|
|
protected ImportedParameterMemberDefinition (MethodBase provider, TypeSpec type, AParametersCollection parameters, MetadataImporter importer)
|
|
: base (provider, type, importer)
|
|
{
|
|
this.parameters = parameters;
|
|
}
|
|
|
|
public ImportedParameterMemberDefinition (PropertyInfo provider, TypeSpec type, AParametersCollection parameters, MetadataImporter importer)
|
|
: base (provider, type, importer)
|
|
{
|
|
this.parameters = parameters;
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public AParametersCollection Parameters {
|
|
get {
|
|
return parameters;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
|
|
class ImportedMethodDefinition : ImportedParameterMemberDefinition, IMethodDefinition
|
|
{
|
|
public ImportedMethodDefinition (MethodBase provider, TypeSpec type, AParametersCollection parameters, MetadataImporter importer)
|
|
: base (provider, type, parameters, importer)
|
|
{
|
|
}
|
|
|
|
MethodBase IMethodDefinition.Metadata {
|
|
get {
|
|
return (MethodBase) provider;
|
|
}
|
|
}
|
|
}
|
|
|
|
class ImportedGenericMethodDefinition : ImportedMethodDefinition, IGenericMethodDefinition
|
|
{
|
|
readonly TypeParameterSpec[] tparams;
|
|
|
|
public ImportedGenericMethodDefinition (MethodInfo provider, TypeSpec type, AParametersCollection parameters, TypeParameterSpec[] tparams, MetadataImporter importer)
|
|
: base (provider, type, parameters, importer)
|
|
{
|
|
this.tparams = tparams;
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public TypeParameterSpec[] TypeParameters {
|
|
get {
|
|
return tparams;
|
|
}
|
|
}
|
|
|
|
public int TypeParametersCount {
|
|
get {
|
|
return tparams.Length;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
|
|
class ImportedTypeDefinition : ImportedDefinition, ITypeDefinition
|
|
{
|
|
TypeParameterSpec[] tparams;
|
|
string name;
|
|
|
|
public ImportedTypeDefinition (MetaType type, MetadataImporter importer)
|
|
: base (type, importer)
|
|
{
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public IAssemblyDefinition DeclaringAssembly {
|
|
get {
|
|
return importer.GetAssemblyDefinition (provider.Module.Assembly);
|
|
}
|
|
}
|
|
|
|
bool ITypeDefinition.IsComImport {
|
|
get {
|
|
return ((MetaType) provider).IsImport;
|
|
}
|
|
}
|
|
|
|
|
|
bool ITypeDefinition.IsPartial {
|
|
get {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool ITypeDefinition.IsTypeForwarder {
|
|
get {
|
|
#if STATIC
|
|
return ((MetaType) provider).__IsTypeForwarder;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
bool ITypeDefinition.IsCyclicTypeForwarder {
|
|
get {
|
|
#if STATIC
|
|
return ((MetaType) provider).__IsCyclicTypeForwarder;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
public override string Name {
|
|
get {
|
|
if (name == null) {
|
|
name = base.Name;
|
|
if (tparams != null) {
|
|
int arity_start = name.IndexOf ('`');
|
|
if (arity_start > 0)
|
|
name = name.Substring (0, arity_start);
|
|
}
|
|
}
|
|
|
|
return name;
|
|
}
|
|
}
|
|
|
|
public string Namespace {
|
|
get {
|
|
return ((MetaType) provider).Namespace;
|
|
}
|
|
}
|
|
|
|
public int TypeParametersCount {
|
|
get {
|
|
return tparams == null ? 0 : tparams.Length;
|
|
}
|
|
}
|
|
|
|
public TypeParameterSpec[] TypeParameters {
|
|
get {
|
|
return tparams;
|
|
}
|
|
set {
|
|
tparams = value;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
public void DefineInterfaces (TypeSpec spec)
|
|
{
|
|
var type = (MetaType) provider;
|
|
MetaType[] ifaces;
|
|
#if STATIC
|
|
ifaces = type.__GetDeclaredInterfaces ();
|
|
if (ifaces.Length != 0) {
|
|
foreach (var iface in ifaces) {
|
|
var it = importer.CreateType (iface);
|
|
if (it == null)
|
|
continue;
|
|
|
|
spec.AddInterfaceDefined (it);
|
|
|
|
// Unfortunately not all languages expand inherited interfaces
|
|
var bifaces = it.Interfaces;
|
|
if (bifaces != null) {
|
|
foreach (var biface in bifaces) {
|
|
spec.AddInterfaceDefined (biface);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// It's impossible to get declared interfaces only using System.Reflection
|
|
// hence we need to mimic the behavior with ikvm-reflection too to keep
|
|
// our type look-up logic same
|
|
//
|
|
if (spec.BaseType != null) {
|
|
var bifaces = spec.BaseType.Interfaces;
|
|
if (bifaces != null) {
|
|
//
|
|
// Before adding base class interfaces close defined interfaces
|
|
// on type parameter
|
|
//
|
|
var tp = spec as TypeParameterSpec;
|
|
if (tp != null && tp.InterfacesDefined == null) {
|
|
tp.InterfacesDefined = TypeSpec.EmptyTypes;
|
|
}
|
|
|
|
foreach (var iface in bifaces)
|
|
spec.AddInterfaceDefined (iface);
|
|
}
|
|
}
|
|
#else
|
|
ifaces = type.GetInterfaces ();
|
|
|
|
if (ifaces.Length > 0) {
|
|
foreach (var iface in ifaces) {
|
|
spec.AddInterface (importer.CreateType (iface));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
}
|
|
|
|
public static void Error_MissingDependency (IMemberContext ctx, List<MissingTypeSpecReference> missing, Location loc)
|
|
{
|
|
//
|
|
// Report details about missing type and most likely cause of the problem.
|
|
// csc used to reports 1683, 1684 (now 7069) as warnings but we report them only when used
|
|
// or referenced from the user core in which case compilation error has to
|
|
// be reported because compiler cannot continue anyway
|
|
//
|
|
|
|
var report = ctx.Module.Compiler.Report;
|
|
|
|
for (int i = 0; i < missing.Count; ++i) {
|
|
var t = missing [i].Type;
|
|
|
|
//
|
|
// Report missing types only once
|
|
//
|
|
if (report.Printer.MissingTypeReported (t.MemberDefinition))
|
|
continue;
|
|
|
|
string name = t.GetSignatureForError ();
|
|
|
|
var caller = missing[i].Caller;
|
|
if (caller.Kind != MemberKind.MissingType)
|
|
report.SymbolRelatedToPreviousError (caller);
|
|
|
|
var definition = t.MemberDefinition;
|
|
if (definition.DeclaringAssembly == ctx.Module.DeclaringAssembly) {
|
|
report.Error (1683, loc,
|
|
"Reference to type `{0}' claims it is defined in this assembly, but it is not defined in source or any added modules",
|
|
name);
|
|
} else if (definition.DeclaringAssembly.IsMissing) {
|
|
if (definition.IsTypeForwarder) {
|
|
report.Error (1070, loc,
|
|
"The type `{0}' has been forwarded to an assembly that is not referenced. Consider adding a reference to assembly `{1}'",
|
|
name, definition.DeclaringAssembly.FullName);
|
|
} else {
|
|
report.Error (12, loc,
|
|
"The type `{0}' is defined in an assembly that is not referenced. Consider adding a reference to assembly `{1}'",
|
|
name, definition.DeclaringAssembly.FullName);
|
|
}
|
|
} else if (definition.IsTypeForwarder) {
|
|
report.Error (731, loc, "The type forwarder for type `{0}' in assembly `{1}' has circular dependency",
|
|
name, definition.DeclaringAssembly.FullName);
|
|
} else {
|
|
report.Error (7069, loc,
|
|
"Reference to type `{0}' claims it is defined assembly `{1}', but it could not be found",
|
|
name, t.MemberDefinition.DeclaringAssembly.FullName);
|
|
}
|
|
}
|
|
}
|
|
|
|
public TypeSpec GetAttributeCoClass ()
|
|
{
|
|
if (cattrs == null)
|
|
ReadAttributes ();
|
|
|
|
return cattrs.CoClass;
|
|
}
|
|
|
|
public string GetAttributeDefaultMember ()
|
|
{
|
|
if (cattrs == null)
|
|
ReadAttributes ();
|
|
|
|
return cattrs.DefaultIndexerName;
|
|
}
|
|
|
|
public AttributeUsageAttribute GetAttributeUsage (PredefinedAttribute pa)
|
|
{
|
|
if (cattrs == null)
|
|
ReadAttributes ();
|
|
|
|
return cattrs.AttributeUsage;
|
|
}
|
|
|
|
bool ITypeDefinition.IsInternalAsPublic (IAssemblyDefinition assembly)
|
|
{
|
|
var a = importer.GetAssemblyDefinition (provider.Module.Assembly);
|
|
return a == assembly || a.IsFriendAssemblyTo (assembly);
|
|
}
|
|
|
|
public void LoadMembers (TypeSpec declaringType, bool onlyTypes, ref MemberCache cache)
|
|
{
|
|
//
|
|
// Not interested in members of nested private types unless the importer needs them
|
|
//
|
|
if (declaringType.IsPrivate && importer.IgnorePrivateMembers) {
|
|
cache = MemberCache.Empty;
|
|
return;
|
|
}
|
|
|
|
var loading_type = (MetaType) provider;
|
|
const BindingFlags all_members = BindingFlags.DeclaredOnly |
|
|
BindingFlags.Static | BindingFlags.Instance |
|
|
BindingFlags.Public | BindingFlags.NonPublic;
|
|
|
|
const MethodAttributes explicit_impl = MethodAttributes.NewSlot |
|
|
MethodAttributes.Virtual | MethodAttributes.HideBySig |
|
|
MethodAttributes.Final;
|
|
|
|
Dictionary<MethodBase, MethodSpec> possible_accessors = null;
|
|
List<EventSpec> imported_events = null;
|
|
EventSpec event_spec;
|
|
MemberSpec imported;
|
|
MethodInfo m;
|
|
MemberInfo[] all;
|
|
try {
|
|
all = loading_type.GetMembers (all_members);
|
|
} catch (Exception e) {
|
|
throw new InternalErrorException (e, "Could not import type `{0}' from `{1}'",
|
|
declaringType.GetSignatureForError (), declaringType.MemberDefinition.DeclaringAssembly.FullName);
|
|
}
|
|
|
|
if (cache == null) {
|
|
cache = new MemberCache (all.Length);
|
|
|
|
//
|
|
// Do the types first as they can be referenced by the members before
|
|
// they are found or inflated
|
|
//
|
|
foreach (var member in all) {
|
|
if (member.MemberType != MemberTypes.NestedType)
|
|
continue;
|
|
|
|
var t = (MetaType) member;
|
|
|
|
// Ignore compiler generated types, mostly lambda containers
|
|
if ((t.Attributes & TypeAttributes.VisibilityMask) == TypeAttributes.NestedPrivate && importer.IgnorePrivateMembers)
|
|
continue;
|
|
|
|
try {
|
|
imported = importer.CreateNestedType (t, declaringType);
|
|
} catch (Exception e) {
|
|
throw new InternalErrorException (e, "Could not import nested type `{0}' from `{1}'",
|
|
t.FullName, declaringType.MemberDefinition.DeclaringAssembly.FullName);
|
|
}
|
|
|
|
cache.AddMemberImported (imported);
|
|
}
|
|
|
|
foreach (var member in all) {
|
|
if (member.MemberType != MemberTypes.NestedType)
|
|
continue;
|
|
|
|
var t = (MetaType) member;
|
|
|
|
if ((t.Attributes & TypeAttributes.VisibilityMask) == TypeAttributes.NestedPrivate && importer.IgnorePrivateMembers)
|
|
continue;
|
|
|
|
importer.ImportTypeBase (t);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Load base interfaces first to minic behaviour of compiled members
|
|
//
|
|
if (declaringType.IsInterface && declaringType.Interfaces != null) {
|
|
foreach (var iface in declaringType.Interfaces) {
|
|
cache.AddInterface (iface);
|
|
}
|
|
}
|
|
|
|
if (!onlyTypes) {
|
|
//
|
|
// The logic here requires methods to be returned first which seems to work for both Mono and .NET
|
|
//
|
|
foreach (var member in all) {
|
|
switch (member.MemberType) {
|
|
case MemberTypes.Constructor:
|
|
if (declaringType.IsInterface)
|
|
continue;
|
|
|
|
goto case MemberTypes.Method;
|
|
case MemberTypes.Method:
|
|
MethodBase mb = (MethodBase) member;
|
|
var attrs = mb.Attributes;
|
|
|
|
if ((attrs & MethodAttributes.MemberAccessMask) == MethodAttributes.Private) {
|
|
if (importer.IgnorePrivateMembers)
|
|
continue;
|
|
|
|
// Ignore explicitly implemented members
|
|
if ((attrs & explicit_impl) == explicit_impl)
|
|
continue;
|
|
|
|
// Ignore compiler generated methods
|
|
if (MetadataImporter.HasAttribute (CustomAttributeData.GetCustomAttributes (mb), "CompilerGeneratedAttribute", MetadataImporter.CompilerServicesNamespace))
|
|
continue;
|
|
}
|
|
|
|
imported = importer.CreateMethod (mb, declaringType);
|
|
if (imported.Kind == MemberKind.Method && !imported.IsGeneric) {
|
|
if (possible_accessors == null)
|
|
possible_accessors = new Dictionary<MethodBase, MethodSpec> (ReferenceEquality<MethodBase>.Default);
|
|
|
|
// There are no metadata rules for accessors, we have to consider any method as possible candidate
|
|
possible_accessors.Add (mb, (MethodSpec) imported);
|
|
}
|
|
|
|
break;
|
|
case MemberTypes.Property:
|
|
if (possible_accessors == null)
|
|
continue;
|
|
|
|
var p = (PropertyInfo) member;
|
|
//
|
|
// Links possible accessors with property
|
|
//
|
|
MethodSpec get, set;
|
|
m = p.GetGetMethod (true);
|
|
if (m == null || !possible_accessors.TryGetValue (m, out get))
|
|
get = null;
|
|
|
|
m = p.GetSetMethod (true);
|
|
if (m == null || !possible_accessors.TryGetValue (m, out set))
|
|
set = null;
|
|
|
|
// No accessors registered (e.g. explicit implementation)
|
|
if (get == null && set == null)
|
|
continue;
|
|
|
|
try {
|
|
imported = importer.CreateProperty (p, declaringType, get, set);
|
|
} catch (Exception ex) {
|
|
throw new InternalErrorException (ex, "Could not import property `{0}' inside `{1}'",
|
|
p.Name, declaringType.GetSignatureForError ());
|
|
}
|
|
|
|
if (imported == null)
|
|
continue;
|
|
|
|
break;
|
|
case MemberTypes.Event:
|
|
if (possible_accessors == null)
|
|
continue;
|
|
|
|
var e = (EventInfo) member;
|
|
//
|
|
// Links accessors with event
|
|
//
|
|
MethodSpec add, remove;
|
|
m = e.GetAddMethod (true);
|
|
if (m == null || !possible_accessors.TryGetValue (m, out add))
|
|
add = null;
|
|
|
|
m = e.GetRemoveMethod (true);
|
|
if (m == null || !possible_accessors.TryGetValue (m, out remove))
|
|
remove = null;
|
|
|
|
// Both accessors are required
|
|
if (add == null || remove == null)
|
|
continue;
|
|
|
|
event_spec = importer.CreateEvent (e, declaringType, add, remove);
|
|
if (!importer.IgnorePrivateMembers) {
|
|
if (imported_events == null)
|
|
imported_events = new List<EventSpec> ();
|
|
|
|
imported_events.Add (event_spec);
|
|
}
|
|
|
|
imported = event_spec;
|
|
break;
|
|
case MemberTypes.Field:
|
|
var fi = (FieldInfo) member;
|
|
|
|
imported = importer.CreateField (fi, declaringType);
|
|
if (imported == null)
|
|
continue;
|
|
|
|
//
|
|
// For dynamic binder event has to be fully restored to allow operations
|
|
// within the type container to work correctly
|
|
//
|
|
if (imported_events != null) {
|
|
// The backing event field should be private but it may not
|
|
int i;
|
|
for (i = 0; i < imported_events.Count; ++i) {
|
|
var ev = imported_events[i];
|
|
if (ev.Name == fi.Name) {
|
|
ev.BackingField = (FieldSpec) imported;
|
|
imported_events.RemoveAt (i);
|
|
i = -1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i < 0)
|
|
continue;
|
|
}
|
|
|
|
break;
|
|
case MemberTypes.NestedType:
|
|
// Already in the cache from the first pass
|
|
continue;
|
|
default:
|
|
throw new NotImplementedException (member.ToString ());
|
|
}
|
|
|
|
if (imported.IsStatic && declaringType.IsInterface)
|
|
continue;
|
|
|
|
cache.AddMemberImported (imported);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
class ImportedTypeParameterDefinition : ImportedDefinition, ITypeDefinition
|
|
{
|
|
public ImportedTypeParameterDefinition (MetaType type, MetadataImporter importer)
|
|
: base (type, importer)
|
|
{
|
|
}
|
|
|
|
#region Properties
|
|
|
|
public IAssemblyDefinition DeclaringAssembly {
|
|
get {
|
|
throw new NotImplementedException ();
|
|
}
|
|
}
|
|
|
|
bool ITypeDefinition.IsComImport {
|
|
get {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool ITypeDefinition.IsPartial {
|
|
get {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool ITypeDefinition.IsTypeForwarder {
|
|
get {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool ITypeDefinition.IsCyclicTypeForwarder {
|
|
get {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public string Namespace {
|
|
get {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public int TypeParametersCount {
|
|
get {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
public TypeParameterSpec[] TypeParameters {
|
|
get {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
public TypeSpec GetAttributeCoClass ()
|
|
{
|
|
return null;
|
|
}
|
|
|
|
public string GetAttributeDefaultMember ()
|
|
{
|
|
throw new NotSupportedException ();
|
|
}
|
|
|
|
public AttributeUsageAttribute GetAttributeUsage (PredefinedAttribute pa)
|
|
{
|
|
throw new NotSupportedException ();
|
|
}
|
|
|
|
bool ITypeDefinition.IsInternalAsPublic (IAssemblyDefinition assembly)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
public void LoadMembers (TypeSpec declaringType, bool onlyTypes, ref MemberCache cache)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
}
|
|
}
|