Boo.Lang.Compiler.TypeSystem.CallableResolutionService.ApplicableCandidate C# (CSharp) Method

        private bool ApplicableCandidate(Candidate candidate)
        {
            // Figure out whether method should be varargs-expanded
            bool expand = ShouldExpandVarArgs(candidate);

            // Determine number of fixed (non-varargs) parameters
            int fixedParams =
                (expand ? candidate.Parameters.Length - 1 : candidate.Parameters.Length);

            // Validate number of parameters against number of arguments
            if (_arguments.Count < fixedParams) return false;
            if (_arguments.Count > fixedParams && !expand) return false;

            // Score each argument against a fixed parameter
            for (int i = 0; i < fixedParams; i++)
            {
                if (candidate.Score(i) < 0)
                {
                    return false;
                }
            }

            // If method should be expanded, match remaining arguments against
            // last parameter
            if (expand)
            {
                candidate.Expanded = true;
                for (int i = fixedParams; i < _arguments.Count; i++)
                {
                    if (candidate.ScoreVarArgs(i) < 0)
                    {
                        return false;
                    }
                }
            }

            return true;
        }