private static CommandExecution CreateDelegate(string command, MethodInfo method, out ParameterInfo[] parameters)
{
var param = method.GetParameters();
parameters = param;
return(InvokeDynamic);
// inline method for better debugging
object?InvokeDynamic(Element element, CompilerState state, Argument[] args)
{
var sorted = DynamicDispatch.PadArguments(command, element, state, args, param);
DynamicDispatch.MatchArguments(state, sorted, param);
return(method.Invoke(null, sorted));
}
}
private static CommandExecution CreateDelegate(string command, MethodInfo method, out Parameter[] parameters)
{
var param = method.GetParameters();
var items = new Parameter[param.Length];
for (int i = 0; i < param.Length; i++)
{
items[i] = new Parameter(param[i]);
}
parameters = items;
if (items.Length > 0 && items[0].Type == typeof(CompilerState))
{
parameters = items.Skip(1).ToArray();
}
return(InvokeDynamic);
// inline method for better debugging
object?InvokeDynamic(SyntaxNode element, CompilerState state, Argument[] args)
{
var paddedArgs = DynamicDispatch.PadArguments(command, element, state, args, items);
var matchedArgs = DynamicDispatch.MatchArguments(state, paddedArgs, items);
try
{
return(method.Invoke(null, matchedArgs));
}
catch (TargetInvocationException ex)
{
if (ex.InnerException is CompilerException compilerException)
{
throw compilerException;
}
else if (ex.InnerException != null)
{
throw new CompilerException(element, ex.InnerException.Message, ex.InnerException);
}
else
{
throw new CompilerException(element, ex.Message, ex);
}
}
}
}