public Expression[] GetConstructorInvocationArguments(Expression[] arguments, ClassEmitter proxy)
{
var allArguments = new Expression[arguments.Length + 1];
allArguments[0] = new ReferenceExpression(BuildDelegateToken(proxy));
Array.Copy(arguments, 0, allArguments, 1, arguments.Length);
return allArguments;
}
private Reference GetDelegate(AbstractTypeEmitter invocation, MethodEmitter invokeMethodOnTarget)
{
var closedDelegateType = delegateType.MakeGenericType(invocation.GenericTypeParams);
var localReference = invokeMethodOnTarget.CodeBuilder.DeclareLocal(closedDelegateType);
var closedMethodOnTarget = method.MethodOnTarget.MakeGenericMethod(invocation.GenericTypeParams);
var localTarget = new ReferenceExpression(targetReference);
invokeMethodOnTarget.CodeBuilder.AddStatement(
SetDelegate(localReference, localTarget, closedDelegateType, closedMethodOnTarget));
return localReference;
}
private AssignStatement SetDelegate(LocalReference localDelegate, ReferenceExpression localTarget,
Type closedDelegateType, MethodInfo closedMethodOnTarget)
{
var delegateCreateDelegate = new MethodInvocationExpression(
null,
DelegateMethods.CreateDelegate,
new TypeTokenExpression(closedDelegateType),
localTarget,
new MethodTokenExpression(closedMethodOnTarget));
return new AssignStatement(localDelegate, new ConvertExpression(closedDelegateType, delegateCreateDelegate));
}
public static ReferenceExpression[] ConvertToArgumentReferenceExpression(ParameterInfo[] args)
{
var arguments = new ReferenceExpression[args.Length];
for (var i = 0; i < args.Length; ++i)
{
arguments[i] = new ReferenceExpression(new ArgumentReference(args[i].ParameterType, i + 1, args[i].Attributes));
}
return arguments;
}