public string GetMethod(string methodName, params IType[] args)
{
if (args.Any(a => a as AsmType == null))
return null;
var types = args.Select(t => (t as AsmType).Type).ToArray();
MethodInfo method = null;
if (args.Length > 0)
{
var modifiers = args.Select(arg => arg.Modifier == TypeModifier.Reference).ToArray();
var mods = new ParameterModifier[] { new ParameterModifier(modifiers.Length) };
for (var i = 0; i < modifiers.Length; i++)
mods[0][i] = modifiers[i];
method = Type.GetMethod(methodName, types, mods);
}
else
method = Type.GetMethod(methodName);
if (method == null)
return null;
var returnType = new AsmType(method.ReturnType);
var parameters = method.GetParameters()
.Select(p => new AsmType(p.ParameterType));
return string.Format("{0} {1}::{2}({3})",
returnType.Name, Name, methodName,
string.Join(", ", parameters.Select(p => p.Name)));
}
public MethodCall(Identifier name, params IExpression[] args)
{
Name = name;
Args = args;
foreach (var arg in args)
if (arg.ReturnType == new AsmType("System.Void"))
throw new ArgumentException();
ReturnType = new AsmType("System.Void");
}
public string GetMethod(string name, params IType[] args)
{
if (aliases.ContainsKey(name))
name = aliases[name];
var items = name.Split('.');
var typeName = string.Join(".", items.Take(items.Length - 1));
var method = items.Last();
foreach (var u in usings) try
{
var type = new AsmType(u + typeName);
return type.GetMethod(method, args);
}
catch { }
throw new Exception(string.Format("Type not found: {0}",
name, string.Join(", ", args.Select(a => a.Name))));
}
public static MethodCall Parse(ref string input, Namespace ns)
{
var orgInput = input;
var ident = Identifier.Parse(ref input);
if (ident == null)
return null;
if (input[0] != '(')
return null;
input = input.Substring(1);
var length = input.Length;
var args = new List<IExpression>();
while (true)
{
var expr = Expression.Parse(ref input, ns);
if (expr != null)
{
if (expr.ReturnType.Name == "System.Void")
throw new ArgumentException("Argument must have a return type");
args.Add(expr);
}
Whitespace.Parse(ref input);
if (input.Length == 0)
{
input = orgInput;
return null;
}
if (input[0] == ',')
{
input = input.Substring(1);
continue;
}
else if (input[0] == ')')
{
input = input.Substring(1);
break;
}
if (length == input.Length)
throw new Exception("Could not parse:" + Environment.NewLine + input);
length = input.Length;
}
var method = ns.GetMethod(ident.Value, args.Select(e => e.ReturnType).ToArray());
if (method == null)
throw new Exception("Could not find method: " + ident.Value);
var returnType = new AsmType(method.Split(' ')[0]);
var methodName = string.Join(" ", method.Split(' ').Skip(1));
ident = new Identifier(methodName);
return new MethodCall(ident, returnType, args.ToArray());
}
