Imported Upstream version 1.1.0upstream/1.1.0

1 files changed, 276 insertions, 0 deletions

diff --git a/src/mscorlib/src/System/Reflection/Emit/TypeBuilderInstantiation.cs b/src/mscorlib/src/System/Reflection/Emit/TypeBuilderInstantiation.cs
new file mode 100644
index 0000000000..13b98b6543
--- /dev/null
+++ b/src/mscorlib/src/System/Reflection/Emit/TypeBuilderInstantiation.cs
@@ -0,0 +1,276 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+// 
+
+namespace System.Reflection.Emit
+{
+    using System;
+    using System.Reflection;
+    using System.Collections;
+    using System.Globalization;
+    using System.Diagnostics.Contracts;
+
+    internal sealed class TypeBuilderInstantiation : TypeInfo
+    {
+        public override bool IsAssignableFrom(System.Reflection.TypeInfo typeInfo){
+            if(typeInfo==null) return false;            
+            return IsAssignableFrom(typeInfo.AsType());
+        }
+
+        #region Static Members
+        internal static Type MakeGenericType(Type type, Type[] typeArguments)
+        {
+            Contract.Requires(type != null, "this is only called from RuntimeType.MakeGenericType and TypeBuilder.MakeGenericType so 'type' cannot be null");
+
+            if (!type.IsGenericTypeDefinition)
+                throw new InvalidOperationException();
+
+            if (typeArguments == null)
+                throw new ArgumentNullException("typeArguments");
+            Contract.EndContractBlock();
+
+            foreach (Type t in typeArguments)
+            {
+                if (t == null)
+                    throw new ArgumentNullException("typeArguments");                    
+            }
+            
+            return new TypeBuilderInstantiation(type, typeArguments);
+        }
+
+        #endregion
+
+        #region Private Data Mebers
+        private Type m_type;
+        private Type[] m_inst;
+        private string m_strFullQualName;
+        internal Hashtable m_hashtable = new Hashtable();
+
+        #endregion
+
+        #region Constructor
+        private TypeBuilderInstantiation(Type type, Type[] inst)
+        {
+            m_type = type;
+            m_inst = inst;
+            m_hashtable = new Hashtable();
+        }
+        #endregion
+
+        #region Object Overrides
+        public override String ToString()
+        {
+            return TypeNameBuilder.ToString(this, TypeNameBuilder.Format.ToString);
+        }
+        #endregion
+
+        #region MemberInfo Overrides
+        public override Type DeclaringType { get { return m_type.DeclaringType; } }
+
+        public override Type ReflectedType { get { return m_type.ReflectedType; } }
+
+        public override String Name { get { return m_type.Name; } }
+
+        public override Module Module { get { return m_type.Module; } }
+        #endregion
+
+        #region Type Overrides
+        public override Type MakePointerType() 
+        { 
+            return SymbolType.FormCompoundType("*", this, 0); 
+        }
+        public override Type MakeByRefType() 
+        {
+            return SymbolType.FormCompoundType("&", this, 0);
+        }
+        public override Type MakeArrayType() 
+        {
+            return SymbolType.FormCompoundType("[]", this, 0);
+        }
+        public override Type MakeArrayType(int rank) 
+        {
+            if (rank <= 0)
+                throw new IndexOutOfRangeException();
+            Contract.EndContractBlock();
+
+            string comma = "";
+            for(int i = 1; i < rank; i++)
+                comma += ",";
+
+            string s = String.Format(CultureInfo.InvariantCulture, "[{0}]", comma);
+            return SymbolType.FormCompoundType(s, this, 0);
+        }
+        public override Guid GUID { get { throw new NotSupportedException(); } }
+        public override Object InvokeMember(String name, BindingFlags invokeAttr, Binder binder, Object target, Object[] args, ParameterModifier[] modifiers, CultureInfo culture, String[] namedParameters) { throw new NotSupportedException(); }
+        public override Assembly Assembly { get { return m_type.Assembly; } }
+        public override RuntimeTypeHandle TypeHandle { get { throw new NotSupportedException(); } }
+        public override String FullName 
+        { 
+            get 
+            { 
+                if (m_strFullQualName == null)
+                    m_strFullQualName = TypeNameBuilder.ToString(this, TypeNameBuilder.Format.FullName); 
+                return m_strFullQualName;
+            } 
+        }
+        public override String Namespace { get { return m_type.Namespace; } }
+        public override String AssemblyQualifiedName { get { return TypeNameBuilder.ToString(this, TypeNameBuilder.Format.AssemblyQualifiedName); } }
+        private Type Substitute(Type[] substitutes)
+        {
+            Type[] inst = GetGenericArguments();
+            Type[] instSubstituted = new Type[inst.Length];
+
+            for (int i = 0; i < instSubstituted.Length; i++)
+            {
+                Type t = inst[i];
+                
+                if (t is TypeBuilderInstantiation)
+                {
+                    instSubstituted[i] = (t as TypeBuilderInstantiation).Substitute(substitutes);
+                }
+                else if (t is GenericTypeParameterBuilder)
+                {
+                    // Substitute
+                    instSubstituted[i] = substitutes[t.GenericParameterPosition];
+                }
+                else
+                {
+                    instSubstituted[i] = t;
+                }
+            }
+
+            return GetGenericTypeDefinition().MakeGenericType(instSubstituted);
+        }
+        public override Type BaseType
+        {
+            // B<A,B,C>
+            // D<T,S> : B<S,List<T>,char>
+            
+            // D<string,int> : B<int,List<string>,char>
+            // D<S,T> : B<T,List<S>,char>        
+            // D<S,string> : B<string,List<S>,char>        
+            get
+            {
+                Type typeBldrBase = m_type.BaseType;
+
+                if (typeBldrBase == null)
+                    return null;
+
+                TypeBuilderInstantiation typeBldrBaseAs = typeBldrBase as TypeBuilderInstantiation;
+                
+                if (typeBldrBaseAs == null)
+                    return typeBldrBase;
+
+                return typeBldrBaseAs.Substitute(GetGenericArguments());
+            }
+        }
+        protected override ConstructorInfo GetConstructorImpl(BindingFlags bindingAttr, Binder binder, CallingConventions callConvention, Type[] types, ParameterModifier[] modifiers) { throw new NotSupportedException(); }
+        
+        [System.Runtime.InteropServices.ComVisible(true)]
+        public override ConstructorInfo[] GetConstructors(BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        protected override MethodInfo GetMethodImpl(String name, BindingFlags bindingAttr, Binder binder, CallingConventions callConvention, Type[] types, ParameterModifier[] modifiers) { throw new NotSupportedException(); }
+        public override MethodInfo[] GetMethods(BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override FieldInfo GetField(String name, BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override FieldInfo[] GetFields(BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override Type GetInterface(String name, bool ignoreCase) { throw new NotSupportedException(); }
+        public override Type[] GetInterfaces() { throw new NotSupportedException(); }
+        public override EventInfo GetEvent(String name, BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override EventInfo[] GetEvents() { throw new NotSupportedException(); }
+        protected override PropertyInfo GetPropertyImpl(String name, BindingFlags bindingAttr, Binder binder, Type returnType, Type[] types, ParameterModifier[] modifiers) { throw new NotSupportedException(); }
+        public override PropertyInfo[] GetProperties(BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override Type[] GetNestedTypes(BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override Type GetNestedType(String name, BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override MemberInfo[] GetMember(String name, MemberTypes type, BindingFlags bindingAttr) { throw new NotSupportedException(); }
+
+        [System.Runtime.InteropServices.ComVisible(true)]
+        public override InterfaceMapping GetInterfaceMap(Type interfaceType) { throw new NotSupportedException(); }
+        public override EventInfo[] GetEvents(BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        public override MemberInfo[] GetMembers(BindingFlags bindingAttr) { throw new NotSupportedException(); }
+        protected override TypeAttributes GetAttributeFlagsImpl() { return m_type.Attributes; }
+        protected override bool IsArrayImpl() { return false; }
+        protected override bool IsByRefImpl() { return false; }
+        protected override bool IsPointerImpl() { return false; }
+        protected override bool IsPrimitiveImpl() { return false; }
+        protected override bool IsCOMObjectImpl() { return false; }
+        public override Type GetElementType() { throw new NotSupportedException(); }
+        protected override bool HasElementTypeImpl() { return false; }
+        public override Type UnderlyingSystemType { get { return this; } }
+        public override Type[] GetGenericArguments() { return m_inst; }
+        public override bool IsGenericTypeDefinition { get { return false; } }
+        public override bool IsGenericType { get { return true; } }
+        public override bool IsConstructedGenericType { get { return true; } }
+        public override bool IsGenericParameter { get { return false; } }
+        public override int GenericParameterPosition { get { throw new InvalidOperationException(); } }
+        protected override bool IsValueTypeImpl() { return m_type.IsValueType; }
+        public override bool ContainsGenericParameters
+        {
+            get
+            {
+                for (int i = 0; i < m_inst.Length; i++)
+                {
+                    if (m_inst[i].ContainsGenericParameters)
+                        return true;
+                }
+
+                return false;
+            }
+        }
+        public override MethodBase DeclaringMethod { get { return null; } }
+        public override Type GetGenericTypeDefinition() { return m_type; }
+        public override Type MakeGenericType(params Type[] inst) { throw new InvalidOperationException(Environment.GetResourceString("Arg_NotGenericTypeDefinition")); }
+        public override bool IsAssignableFrom(Type c) { throw new NotSupportedException(); }
+
+        [System.Runtime.InteropServices.ComVisible(true)]
+        [Pure]
+        public override bool IsSubclassOf(Type c)
+        {
+            throw new NotSupportedException();
+        }
+        #endregion
+
+        #region ICustomAttributeProvider Implementation
+        public override Object[] GetCustomAttributes(bool inherit) { throw new NotSupportedException(); }
+
+        public override Object[] GetCustomAttributes(Type attributeType, bool inherit) { throw new NotSupportedException(); }
+
+        public override bool IsDefined(Type attributeType, bool inherit) { throw new NotSupportedException(); }
+        #endregion
+    }
+}
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