private Expression GetMethodHandleExpression(MethodReference methodReference, IEnumerable<Instruction> instructions)
{
TypeDefinition corlibTypeTypeDefinition = GetSystemTypeTypeDefinition();
string[] parametersNames = methodReference.HasParameters ? new string[] { "System.String", "System.Type[]" } : new string[] { "System.String" };
MethodReference getMethodReference = GetSystemTypeMethodReference(corlibTypeTypeDefinition, "GetMethod", parametersNames);
MethodReference getMethodHandleReference = GetHandlePropertyGetterReference(typeof(System.Reflection.MethodBase), "get_MethodHandle");
TypeOfExpression typeOfExpression = new TypeOfExpression(methodReference.DeclaringType, null);
MethodReferenceExpression getMethodMethodReferenceExpression = new MethodReferenceExpression(typeOfExpression, getMethodReference, null);
MethodInvocationExpression getMethodMethodInvocationExpression = new MethodInvocationExpression(getMethodMethodReferenceExpression, null);
LiteralExpression argument = new LiteralExpression(methodReference.Name, this.typeSystem, null);
getMethodMethodInvocationExpression.Arguments.Add(argument);
if (methodReference.HasParameters)
{
BlockExpression blockExpression = new BlockExpression(null);
foreach (ParameterDefinition parameter in methodReference.Parameters)
{
blockExpression.Expressions.Add(new TypeOfExpression(parameter.ParameterType, null));
}
InitializerExpression initializer = new InitializerExpression(blockExpression, InitializerType.ArrayInitializer);
ArrayCreationExpression getMethodTypeParametersArray = new ArrayCreationExpression(corlibTypeTypeDefinition, initializer, null);
getMethodTypeParametersArray.Dimensions.Add(new LiteralExpression(blockExpression.Expressions.Count, this.typeSystem, null));
getMethodMethodInvocationExpression.Arguments.Add(getMethodTypeParametersArray);
}
MethodReferenceExpression getMethodHandleMethodReferenceExpression = new MethodReferenceExpression(getMethodMethodInvocationExpression, getMethodHandleReference, null);
MethodInvocationExpression getMethodHandleMethodInvocationExpression = new MethodInvocationExpression(getMethodHandleMethodReferenceExpression, instructions);
PropertyReferenceExpression methodHandlePropertyReferenceExpression = new PropertyReferenceExpression(getMethodHandleMethodInvocationExpression, null);
return methodHandlePropertyReferenceExpression;
}
public override Expression CloneExpressionOnly()
{
TypeOfExpression result = new TypeOfExpression(Type, null);
return result;
}
public override Expression Clone()
{
TypeOfExpression result = new TypeOfExpression(Type, this.instructions);
return result;
}
public override void VisitTypeOfExpression(TypeOfExpression node)
{
WriteKeyword(KeyWordWriter.TypeOf);
WriteToken("(");
WriteGenericReference(node.Type);
WriteToken(")");
}
public override void VisitTypeOfExpression(TypeOfExpression node)
{
TypesDependingOn.UnionWith(Utilities.GetTypeReferenceTypesDepedningOn(node.Type));
base.VisitTypeOfExpression(node);
}
private Expression GetFieldHandleExpression(FieldReference fieldReference, IEnumerable<Instruction> instructions)
{
TypeDefinition corlibTypeTypeDefinition = GetSystemTypeTypeDefinition();
MethodReference getFieldReference = GetSystemTypeMethodReference(corlibTypeTypeDefinition, "GetField", new string[] { "System.String" });
TypeOfExpression typeOfExpression = new TypeOfExpression(fieldReference.DeclaringType, null);
MethodReferenceExpression getFieldMethodReferenceExpression = new MethodReferenceExpression(typeOfExpression, getFieldReference, null);
MethodInvocationExpression getFieldInfoInvocation = new MethodInvocationExpression(getFieldMethodReferenceExpression, null);
getFieldInfoInvocation.Arguments.Add(new LiteralExpression(fieldReference.Name, this.typeSystem, null));
MethodReference getFieldHandleReference = GetHandlePropertyGetterReference(typeof(System.Reflection.FieldInfo), "get_FieldHandle");
MethodInvocationExpression getFieldHandleInvoke = new MethodInvocationExpression(new MethodReferenceExpression(getFieldInfoInvocation, getFieldHandleReference, null), instructions);
return new PropertyReferenceExpression(getFieldHandleInvoke, null);
}
private Expression GetTypeHandleExpression(TypeReference typeReference, IEnumerable<Instruction> instructions)
{
TypeOfExpression typeOfExpression = new TypeOfExpression(typeReference, null);
MethodReference getHandleReference = GetHandlePropertyGetterReference(typeof(Type), "get_TypeHandle");
MethodReferenceExpression getHandleReferenceExpression = new MethodReferenceExpression(typeOfExpression, getHandleReference, null);
MethodInvocationExpression methodInvoke = new MethodInvocationExpression(getHandleReferenceExpression, instructions);
return new PropertyReferenceExpression(methodInvoke, null);
}
public virtual void VisitTypeOfExpression(TypeOfExpression node)
{
}
public override Expression CloneExpressionOnly()
{
TypeOfExpression result = new TypeOfExpression(Type, null);
return(result);
}
public override Expression Clone()
{
TypeOfExpression result = new TypeOfExpression(Type, this.instructions);
return(result);
}
