/// <summary>
/// Initializes a new instance of the <see cref="CilGenericType"/> class.
/// </summary>
/// <param name="typeModule">The type module.</param>
/// <param name="token">The token.</param>
/// <param name="baseGenericType">Type of the base generic.</param>
/// <param name="genericTypeInstanceSignature">The generic type instance signature.</param>
public CilGenericType(ITypeModule typeModule, Token token, RuntimeType baseGenericType, GenericInstSigType genericTypeInstanceSignature)
: base(baseGenericType.Module, token, baseGenericType.BaseType)
{
Debug.Assert(baseGenericType is CilRuntimeType);
this.signature = genericTypeInstanceSignature;
this.baseGenericType = baseGenericType as CilRuntimeType;
this.InstantiationModule = typeModule;
base.Attributes = baseGenericType.Attributes;
base.Namespace = baseGenericType.Namespace;
if (this.baseGenericType.IsNested)
{
// TODO: find generic type
;
}
// TODO: if this is a nested types, add enclosing type(s) into genericArguments first
this.genericArguments = signature.GenericArguments;
base.Name = GetName(typeModule);
ResolveMethods();
ResolveFields();
this.containsOpenGenericArguments = CheckContainsOpenGenericParameters();
}
/// <summary>
/// Patches the field.
/// </summary>
/// <param name="typeModule">The type module.</param>
/// <param name="enclosingType">Type of the closed.</param>
/// <param name="openField">The open field.</param>
/// <returns></returns>
RuntimeField IGenericTypePatcher.PatchField(ITypeModule typeModule, CilGenericType enclosingType, RuntimeField openField)
{
var openType = openField.DeclaringType as CilGenericType;
var genericArguments = CloseGenericArguments(enclosingType, openType);
var patchedType = GetType(openType, genericArguments);
if (patchedType == null)
{
var typeToken = new Token(0xFE000000 | ++typeTokenCounter);
var signatureToken = new Token(0xFD000000 | ++signatureTokenCounter);
var sigtype = new TypeSigType(signatureToken, CilElementType.Var);
var signature = new GenericInstSigType(sigtype, genericArguments);
// FIXME: There has got to be a better way to do this...
try
{
patchedType = new CilGenericType(enclosingType.Module, typeToken, openType.BaseGenericType, signature);
}
catch (Exception)
{
foreach (var module in typeModule.TypeSystem.TypeModules)
{
try
{
patchedType = new CilGenericType(module, typeToken, openType.BaseGenericType, signature);
break;
}
catch (Exception)
{
;
}
}
}
AddType(patchedType, genericArguments);
}
foreach (var field in patchedType.Fields)
{
if (field.Name == openField.Name)
{
return field;
}
}
throw new MissingFieldException();
}
/// <summary>
/// Closes the generic arguments.
/// </summary>
/// <param name="enclosingType">Type of the enclosing.</param>
/// <param name="openType">Type of the open.</param>
/// <returns></returns>
private SigType[] CloseGenericArguments(CilGenericType enclosingType, GenericInstSigType openType)
{
return CloseGenericArguments(enclosingType.GenericArguments, openType.GenericArguments);
}
/// <summary>
/// Patches the type.
/// </summary>
/// <param name="typeModule">The type module.</param>
/// <param name="enclosingType">Type of the enclosing.</param>
/// <param name="openType">Type of the open.</param>
/// <returns></returns>
RuntimeType IGenericTypePatcher.PatchType(ITypeModule typeModule, CilGenericType enclosingType, CilGenericType openType)
{
var genericArguments = CloseGenericArguments(enclosingType, openType);
var patchedType = GetType(openType, genericArguments);
if (patchedType == null)
{
var typeToken = new Token(0xFE000000 | ++typeTokenCounter);
var signatureToken = new Token(0xFD000000 | ++signatureTokenCounter);
var sigtype = new TypeSigType(signatureToken, CilElementType.Var);
var signature = new GenericInstSigType(sigtype, genericArguments);
patchedType = new CilGenericType(enclosingType.InstantiationModule, typeToken, openType.BaseGenericType, signature);
AddType(patchedType, genericArguments);
}
return patchedType;
}
/// <summary>
/// Patches the method.
/// </summary>
/// <param name="typeModule">The type module.</param>
/// <param name="enclosingType">Type of the enclosing.</param>
/// <param name="openMethod">The open method.</param>
/// <returns></returns>
RuntimeMethod IGenericTypePatcher.PatchMethod(ITypeModule typeModule, CilGenericType enclosingType, RuntimeMethod openMethod)
{
var openType = openMethod.DeclaringType as CilGenericType;
var genericArguments = CloseGenericArguments(enclosingType, openType);
var patchedType = GetType(openType, genericArguments);
if (patchedType == null)
{
var typeToken = new Token(0xFE000000 | ++typeTokenCounter);
var signatureToken = new Token(0xFD000000 | ++signatureTokenCounter);
var sigtype = new TypeSigType(signatureToken, CilElementType.Var);
var signature = new GenericInstSigType(sigtype, genericArguments);
patchedType = new CilGenericType(enclosingType.InstantiationModule, typeToken, openType.BaseGenericType, signature);
AddType(patchedType, genericArguments);
}
var methodIndex = GetMethodIndex(openMethod);
return patchedType.Methods[methodIndex];
}
/// <summary>
/// Patches the field.
/// </summary>
/// <param name="typeModule">The type module.</param>
/// <param name="enclosingType">Type of the closed.</param>
/// <param name="openField">The open field.</param>
/// <returns></returns>
RuntimeField IGenericTypePatcher.PatchField(ITypeModule typeModule, CilGenericType enclosingType, RuntimeField openField)
{
var openType = openField.DeclaringType as CilGenericType;
var genericArguments = CloseGenericArguments(enclosingType, openType);
var patchedType = GetPatchedType(openType, genericArguments);
if (patchedType == null)
{
var typeToken = new Token(0xFE000000 | ++typeTokenCounter);
var signatureToken = new Token(0xFD000000 | ++signatureTokenCounter);
var sigtype = new TypeSigType(signatureToken, CilElementType.Var);
var signature = new GenericInstSigType(sigtype, genericArguments);
patchedType = new CilGenericType(enclosingType.InstantiationModule, typeToken, openType.BaseGenericType, signature);
AddPatchedType(openType, genericArguments, patchedType);
}
foreach (var field in patchedType.Fields)
{
if (field.Name == openField.Name)
{
return field;
}
}
throw new MissingFieldException();
}
