Пример #1
0
        public static string GetType(ParamDecl element)
        {
            string type = element.Value != null?CppElementBuilder.GetValue(element.Value) :
                              element.Data != null  ? $"{element.Data.Name.Underscore()}_data" :
                              element.Key != null   ? $"{element.Key.Name.Underscore()}_key" :
                              element.Enum != null?element.Enum.Name.Underscore() :
                                  throw new ArgumentException("Can't deduct type");

            return(element.Vector == YesNo.Y ? $"dot::list<{type}>" : type);
        }
        private static void BuildClassDeclaration(TypeDecl decl, CodeWriter writer)
        {
            var  settings  = GeneratorSettingsProvider.Get(decl.Module.ModuleName);
            var  type      = decl.Name.Underscore();
            bool isRecord  = decl.Keys.Any();
            bool isDerived = decl.Inherit != null;

            // Self-forward
            writer.AppendLine($"class {type}_data_impl; using {type}_data = dot::ptr<{type}_data_impl>;");
            if (isRecord)
            {
                writer.AppendLine($"class {type}_key_impl; using {type}_key = dot::ptr<{type}_key_impl>;");
            }

            // Get unique keys and data from elements
            var dataForwards = decl.Elements.Where(e => e.Data != null)
                               .Where(e => e.Data.Module.ModuleName == decl.Module.ModuleName)
                               .Select(e => $"{e.Data.Name.Underscore()}_data").ToList();

            var keysForwards = decl.Elements.Where(e => e.Key != null)
                               .Where(e => e.Key.Module.ModuleName == decl.Module.ModuleName)
                               .Select(e => $"{e.Key.Name.Underscore()}_key").ToList();

            var forwards = keysForwards.Union(dataForwards).Distinct();

            // Appends forwards
            foreach (var f in forwards)
            {
                writer.AppendLine($"class {f}_impl; using {f} = dot::ptr<{f}_impl>;");
            }
            writer.AppendNewLineWithoutIndent();

            writer.AppendLine($"inline {type}_data make_{type}_data();");
            writer.AppendNewLineWithoutIndent();

            writer.AppendLines(CommentHelper.FormatComment(decl.Comment));

            var baseType = isRecord ? $"record_impl<{type}_key_impl, {type}_data_impl>" :
                           isDerived    ? $"{decl.Inherit.Name.Underscore()}_data_impl" :
                           "data_impl";

            writer.AppendLine($"class {settings.DeclSpec} {type}_data_impl : public {baseType}");
            writer.AppendLine("{");

            writer.PushIndent();
            writer.AppendLine($"typedef {type}_data_impl self;");
            writer.AppendLine($"friend {type}_data make_{type}_data();");
            writer.PopIndent();
            writer.AppendNewLineWithoutIndent();

            writer.AppendLine("public: // FIELDS");
            writer.AppendNewLineWithoutIndent();

            var elements = decl.Elements;

            if (elements.Any())
            {
                writer.PushIndent();
                CppElementBuilder.WriteElements(decl.Elements, writer);
                writer.PopIndent();
            }

            if (decl.Declare != null)
            {
                writer.AppendLine("public: // METHODS");
                writer.AppendNewLineWithoutIndent();
                writer.PushIndent();
                CppMethodBuilder.WriteElements(decl, writer);
                writer.PopIndent();
            }

            writer.AppendLine("public:");
            writer.PushIndent();
            writer.AppendLine("virtual dot::type_t type();");
            writer.AppendLine("static dot::type_t typeof();");
            writer.PopIndent();

            writer.AppendLine("};");
            writer.AppendNewLineWithoutIndent();

            writer.AppendLine("/// Create an empty instance.");
            writer.AppendLine($"inline {type}_data make_{type}_data() {{ return new {type}_data_impl; }}");
        }