Pchp.CodeAnalysis.Symbols.PEMethodSymbol.IsValidUserDefinedOperatorSignature C# (CSharp) Méthode

        private bool IsValidUserDefinedOperatorSignature(int parameterCount) =>
                !this.ReturnsVoid &&
                !this.IsGenericMethod &&
                !this.IsVararg &&
                this.Parameters.Length == parameterCount &&
                this.Parameters.All(p => p.RefKind == RefKind.None) && //this.ParameterRefKinds.IsDefault && // No 'ref' or 'out'
                !this.IsParams();