Fan.Sys.Method.signature C# (CSharp) Method

        public override string signature()
        {
            StringBuilder s = new StringBuilder();
              s.Append(m_func.returns()).Append(' ').Append(m_name).Append('(');
              for (int i=0; i<m_params.sz(); ++i)
              {
            if (i > 0) s.Append(", ");
            Param p = (Param)m_params.get(i);
            s.Append(p.m_type).Append(' ').Append(p.m_name);
              }
              s.Append(')');
              return s.ToString();
        }

        static int callMain(Type t, Method m)
        {
            // check parameter type and build main arguments
              List args;
              List pars = m.@params();
              if (pars.sz() == 0)
              {
            args = null;
              }
              else if (((Param)pars.get(0)).type().@is(Sys.StrType.toListOf()) &&
               (pars.sz() == 1 || ((Param)pars.get(1)).hasDefault()))
              {
            args = new List(Sys.ObjType, new object[] { Env.cur().args() });
              }
              else
              {
            System.Console.WriteLine("ERROR: Invalid parameters for main: " + m.signature());
            return -1;
              }

              // invoke
              try
              {
            if (m.isStatic())
              return toResult(m.callList(args));
            else
              return toResult(m.callOn(t.make(), args));
              }
              catch (Err.Val ex)
              {
            ex.err().trace();
            return -1;
              }
        }