public void HandleGetSize(TypeHandlingContext context) { IDeclaredType valueType = context.Type.GetScalarType(); if (valueType == null) { throw new NotSupportedException(); } ITypeHandler valueHandler = TypeHandlers.All.SingleOrDefault(h => h.CanHandle(context.WithType(valueType))); if (valueHandler == null) { throw new NotSupportedException(); } var exists = context.Variables.Declare(VariableKeys.NotNull); context.Builder.AppendFormat("var {0} = {1} != null;", exists, context.TypeOwnerName); TypeHandlers.Boolean.HandleGetSize(new TypeHandlingContext(context) { TypeOwnerName = exists }); context.Builder.AppendFormat("if({0})", exists).Append("{"); TypeHandlers.Int32.HandleGetSize(new TypeHandlingContext(context) { TypeOwnerName = String.Format("{0}.Length", context.TypeOwnerName) }); context.Builder.AppendFormat("if({0}.Length > 0)", context.TypeOwnerName); context.Builder.Append("{"); if (valueHandler.BinarySizePersistent) { var size = context.Variables.Declare(VariableKeys.ValueSize); context.Builder.AppendFormat("var {0} = 0;", size); valueHandler.HandleGetSize(new TypeHandlingContext(context) { SizeVariableKey = VariableKeys.ValueSize }); context.Builder.AppendFormat("{0} += {1}*{2}.Length;", context.GetSizeVariableName(), size, context.TypeOwnerName); } else { var indexName = context.Variables.Declare(Index); context.Builder.AppendFormat("for(Int32 {0} = 0; {0} < {1}.Length; {0}++)", indexName, context.TypeOwnerName); context.Builder.Append("{"); valueHandler.HandleGetSize(new TypeHandlingContext(context) { TypeOwnerName = String.Format("{0}[{1}]", context.TypeOwnerName, indexName) }); context.Builder.Append("}"); } context.Builder.Append("}}"); }
public void HandleGetSize(TypeHandlingContext context) { IType valueType = context.Type.GetNullableUnderlyingType(); if (valueType == null) { throw new NotSupportedException(); } var valueHandlingContext = new TypeHandlingContext(context) { Type = valueType, TypeName = valueType.GetPresentableName(context.PresentationLanguage), TypeOwnerName = String.Format("{0}.Value", context.TypeOwnerName), }; ITypeHandler valueHandler = TypeHandlers.All.FirstOrDefault(h => h.CanHandle(valueHandlingContext)); if (valueHandler == null) { throw new NotSupportedException(); } context.Builder.AppendFormat("{0} += sizeof(Boolean);", context.GetSizeVariableName()); valueHandler.HandleGetSize(context); }
private static void Generate(CSharpGeneratorContext context, IMethodDeclaration declaration, IList <GeneratorDeclaredElement <ITypeOwner> > elements, CSharpElementFactory factory) { var owner = (IParametersOwner)declaration.DeclaredElement; if (owner == null) { return; } var ctx = new TypeHandlingContext(context); var size = ctx.GetSizeVariableName(); ctx.Builder.Append("{"); ctx.Builder.AppendFormat("var {0} = 0;", size); if (elements.Count > 0) { foreach (var element in elements) { ctx.Resolve(element.DeclaredElement); ITypeHandler handler = TypeHandlers.All.SingleOrDefault(h => h.CanHandle(ctx)); if (handler != null) { handler.HandleGetSize(ctx); } } } ctx.Builder.AppendFormat("return {0};", size); ctx.Builder.Append("}"); IBlock body = factory.CreateBlock(ctx.Builder.ToString(), ctx.Args.ToArray()); declaration.SetBody(body); }