private static MethodCallExpression CreateMethodCallExpression(MethodInfo method, ParameterExpression instanceParameter, ParameterExpression argumentsParameter)
{
var call = Expression.Call
(
Expression.Convert(instanceParameter, method.DeclaringType),
method,
MethodInfoExtensions.CreateParameterExpressions
(
method,
argumentsParameter
)
);
return(call);
}
/// <summary>
/// Creates a late bound fast delegate using lambda expression for a method
/// with a 'void' return type.
/// </summary>
/// <param name="method">The method to create the fast delegate for.</param>
/// <returns>A reference to the created fast delegate.</returns>
public static LateBoundVoidMethod CreateVoidDelegate(this MethodInfo method)
{
var instanceParameter = Expression.Parameter(typeof(object), "target");
var argumentsParameter = Expression.Parameter(typeof(object[]), "arguments");
var call = MethodInfoExtensions.CreateMethodCallExpression
(
method,
instanceParameter,
argumentsParameter
);
var lambda = Expression.Lambda <LateBoundVoidMethod>
(
call,
instanceParameter,
argumentsParameter
);
return(lambda.Compile());
}
