public async ValueTask InvokeAsync(IRequestContext context)
{
if (context.Document is null && context.Request.Query is not null)
{
var success = true;
try
{
using (_diagnosticEvents.ParseDocument(context))
{
context.DocumentId = ComputeDocumentHash(
context.DocumentHash,
context.Request.QueryHash,
context.Request.Query);
context.Document = ParseDocument(context.Request.Query);
}
}
catch (SyntaxException ex)
{
success = false;
IError error = context.ErrorHandler.Handle(
ErrorBuilder.New()
.SetMessage(ex.Message)
.SetCode(ErrorCodes.Execution.SyntaxError)
.AddLocation(ex.Line, ex.Column)
.Build());
context.Exception = ex;
context.Result = QueryResultBuilder.CreateError(error);
_diagnosticEvents.SyntaxError(context, error);
}
if (success)
{
await _next(context).ConfigureAwait(false);
}
}
