/// <summary> /// Initializes static members of the <see cref="GraphQLResponseOptions"/> class. /// </summary> static GraphQLResponseOptions() { Default = new GraphQLResponseOptions() { ExposeMetrics = false, ExposeExceptions = false, }; }
/// <summary> /// Creates a new dictionary of properties for the message map /// Spec: https://graphql.github.io/graphql-spec/June2018/#sec-Errors . /// </summary> /// <param name="writer">The json writer to output the reslts to.</param> /// <param name="message">The message to render into the output.</param> /// <param name="options">A set options to customize how the response is serialized to the stream.</param> protected virtual void WriteMessage(Utf8JsonWriter writer, IGraphMessage message, GraphQLResponseOptions options) { writer.WriteStartObject(); this.WritePreEncodedString(writer, "message", message.Message); if (message.Origin.Location != SourceLocation.None) { writer.WriteStartArray("locations"); writer.WriteStartObject(); writer.WriteNumber("line", message.Origin.Location.LineNumber); writer.WriteNumber("column", message.Origin.Location.LinePosition); writer.WriteEndObject(); writer.WriteEndArray(); // locations } if (message.Origin.Path != SourcePath.None) { writer.WriteStartArray("path"); foreach (var loc in message.Origin.Path) { if (loc is int i) { writer.WriteNumberValue(i); } else if (loc is string str) { this.WritePreEncodedStringValue(writer, str); } else { writer.WriteNullValue(); } } writer.WriteEndArray(); // path } writer.WriteStartObject("extensions"); this.WriteLeaf(writer, "code", message.Code); var timestamp = this.TimeLocalizer?.Invoke(message.TimeStamp) ?? message.TimeStamp; this.WriteLeaf(writer, "timestamp", timestamp); this.WriteLeaf(writer, "severity", message.Severity); if (message.MetaData != null && message.MetaData.Count > 0) { writer.WriteStartObject("metaData"); foreach (var item in message.MetaData) { this.WriteLeaf(writer, item.Key, item.Value, true); } writer.WriteEndObject(); // metadata } if (options.ExposeExceptions && message.Exception != null) { writer.WriteStartObject("exception"); this.WriteLeaf(writer, "type", message.Exception.GetType().FriendlyName()); this.WriteLeaf(writer, "message", message.Exception.Message); const int maxStackTrace = 4000; var stacktraceMessage = message.Exception.StackTrace; if (stacktraceMessage?.Length > maxStackTrace) { stacktraceMessage = stacktraceMessage.Substring(0, maxStackTrace); stacktraceMessage += $"[cut at {maxStackTrace} characters]"; } if (!string.IsNullOrWhiteSpace(stacktraceMessage)) { this.WriteLeaf(writer, "stacktrace", stacktraceMessage); } writer.WriteEndObject(); // exception } writer.WriteEndObject(); // extensions writer.WriteEndObject(); // message }