private async Task <IQueryDescriptor> LoadAsync(
string name, string fileName, DocumentNode document)
{
OperationDefinitionNode operation =
document.Definitions.OfType <OperationDefinitionNode>()
.FirstOrDefault(t => t.Name is null);
if (operation != null)
{
throw new GeneratorException(HCErrorBuilder.New()
.SetMessage("All operations have to have a name in order " +
"to work with Strawberry Shake. Check the specified " +
"operation and give it a name, then retry generating " +
"the client.")
.SetCode("OPERATION_NO_NAME")
.AddLocation(operation)
.SetExtension("fileName", fileName)
.Build());
}
DocumentNode rewritten = AddTypeNameQueryRewriter.Rewrite(document);
byte[] rewrittenBuffer;
var serializer = new QuerySyntaxSerializer(false);
using (var stream = new MemoryStream())
{
using (var sw = new StreamWriter(stream))
{
using (var writer = new DocumentWriter(sw))
{
serializer.Visit(rewritten, writer);
}
}
await stream.FlushAsync().ConfigureAwait(false);
rewrittenBuffer = stream.ToArray();
}
string hash = _hashProvider.ComputeHash(rewrittenBuffer);
var descriptor = new QueryDescriptor(
name,
_namespace,
_hashProvider.Name,
hash,
rewrittenBuffer,
document);
_descriptors.Add(descriptor);
return(descriptor);
}
public GraphQLException(string message)
: this(ErrorBuilder.New().SetMessage(message).Build())
{
}