private void GenerateArgumentInvocation(
FieldResolverArgumentDescriptor argumentDescriptor,
StringBuilder source)
{
source.Append($"var {argumentDescriptor.VariableName} = ");
switch (argumentDescriptor.Kind)
{
case FieldResolverArgumentKind.Argument:
source.Append($"ctx.{nameof(IResolverContext.Argument)}<{GetTypeName(argumentDescriptor.Type)}>(\"{argumentDescriptor.Name}\")");
break;
case FieldResolverArgumentKind.Field:
source.Append($"ctx.{nameof(IResolverContext.Field)}");
break;
case FieldResolverArgumentKind.FieldSelection:
source.Append($"ctx.{nameof(IResolverContext.FieldSelection)}");
break;
case FieldResolverArgumentKind.ObjectType:
source.Append($"ctx.{nameof(IResolverContext.ObjectType)}");
break;
case FieldResolverArgumentKind.OperationDefinition:
source.Append($"ctx.{nameof(IResolverContext.Operation)}");
break;
case FieldResolverArgumentKind.QueryDocument:
source.Append($"ctx.{nameof(IResolverContext.QueryDocument)}");
break;
case FieldResolverArgumentKind.Schema:
source.Append($"ctx.{nameof(IResolverContext.Schema)}");
break;
case FieldResolverArgumentKind.Service:
source.Append($"ctx.{nameof(IResolverContext.Service)}<{GetTypeName(argumentDescriptor.Type)}>()");
break;
case FieldResolverArgumentKind.Source:
source.Append($"ctx.{nameof(IResolverContext.Parent)}<{GetTypeName(argumentDescriptor.Type)}>()");
break;
case FieldResolverArgumentKind.Context:
source.Append($"ctx");
break;
case FieldResolverArgumentKind.CancellationToken:
source.Append($"ct");
break;
default:
throw new NotSupportedException();
}
source.Append(";");
}
private bool IsArgumentType(Type argumentType)
{
return(FieldResolverArgumentDescriptor
.LookupKind(argumentType, Member.ReflectedType) ==
FieldResolverArgumentKind.Argument);
}
