Pchp.CodeAnalysis.Symbols.SourceRoutineSymbol.BuildReturnType C# (CSharp) Method

        protected virtual TypeSymbol BuildReturnType(Signature signature, TypeRef tref, PHPDocBlock phpdocOpt, TypeRefMask rtype)
        {
            if (signature.AliasReturn)
            {
                return DeclaringCompilation.CoreTypes.PhpAlias;
            }

            // PHP7 return type
            if (tref != null)
            {
                return DeclaringCompilation.GetTypeFromTypeRef(tref);
            }

            //
            var typeCtx = this.TypeRefContext;

            //
            if (phpdocOpt != null)
            {
                var returnTag = phpdocOpt.Returns;
                if (returnTag != null && returnTag.TypeNames.Length != 0)
                {
                    var tmask = PHPDoc.GetTypeMask(typeCtx, returnTag.TypeNamesArray, this.GetNamingContext());
                    if (!tmask.IsVoid && !tmask.IsAnyType)
                    {
                        return DeclaringCompilation.GetTypeFromTypeRef(typeCtx, tmask);
                    }
                }
            }

            //
            return DeclaringCompilation.GetTypeFromTypeRef(typeCtx, rtype);
        }