/// <summary>
/// Go through all of the implementations of type, as well as the interfaces
/// that they implement. If any of those types include the provided field,
/// suggest them, sorted by how often the type is referenced, starting
/// with Interfaces.
/// </summary>
private IEnumerable <string> GetSuggestedTypeNames(IGraphType type, string fieldName)
{
if (type is IAbstractGraphType absType)
{
var suggestedObjectTypes = new List <string>();
var interfaceUsageCount = new LightweightCache <string, int>(key => 0);
absType.PossibleTypes.Apply(possibleType =>
{
if (!possibleType.HasField(fieldName))
{
return;
}
// This object defines this field.
suggestedObjectTypes.Add(possibleType.Name);
possibleType.ResolvedInterfaces.Apply(possibleInterface =>
{
if (possibleInterface.HasField(fieldName))
{
// This interface type defines this field.
interfaceUsageCount[possibleInterface.Name] = interfaceUsageCount[possibleInterface.Name] + 1;
}
});
});
var suggestedInterfaceTypes = interfaceUsageCount.Keys.OrderBy(x => interfaceUsageCount[x]);
return(suggestedInterfaceTypes.Concat(suggestedObjectTypes));
}
return(Enumerable.Empty <string>());
}
public RouteNode(string segment, int depth)
{
Segment = segment;
Depth = depth;
_children = new LightweightCache <string, RouteNode>(s => new RouteNode(s, Depth + 1));
}
public static string ToDisplayMessage(Exception ex, out ErrorDisplay errorDisplay)
{
if (ex is StorytellerFailureException)
{
var failure = ex.As <StorytellerFailureException>();
errorDisplay = failure.ErrorDisplay;
return(failure.FormattedMessage());
}
var exType = ex.GetType();
if (_textualErrors.Has(exType))
{
errorDisplay = ErrorDisplay.text;
return(_textualErrors[exType](ex));
}
if (_markdownErrors.Has(exType))
{
errorDisplay = ErrorDisplay.markdown;
return(_markdownErrors[exType](ex));
}
errorDisplay = ErrorDisplay.text;
return(ex.ToString());
}
private void detectCycleRecursive(
FragmentDefinition fragment,
Stack <FragmentSpread> spreadPath,
LightweightCache <string, bool> visitedFrags,
LightweightCache <string, int> spreadPathIndexByName,
ValidationContext context)
{
var fragmentName = fragment.Name;
visitedFrags[fragmentName] = true;
var spreadNodes = context.GetFragmentSpreads(fragment.SelectionSet);
if (spreadNodes.Count == 0)
{
return;
}
spreadPathIndexByName[fragmentName] = spreadPath.Count;
foreach (var spreadNode in spreadNodes)
{
var spreadName = spreadNode.Name;
var cycleIndex = spreadPathIndexByName[spreadName];
if (cycleIndex == -1)
{
spreadPath.Push(spreadNode);
if (!visitedFrags[spreadName])
{
var spreadFragment = context.GetFragment(spreadName);
if (spreadFragment != null)
{
detectCycleRecursive(
spreadFragment,
spreadPath,
visitedFrags,
spreadPathIndexByName,
context);
}
}
spreadPath.Pop();
}
else
{
var cyclePath = spreadPath.Reverse().Skip(cycleIndex).ToArray();
var nodes = cyclePath.OfType <INode>().Concat(new[] { spreadNode }).ToArray();
context.ReportError(new ValidationError(
context.OriginalQuery,
"5.4",
CycleErrorMessage(spreadName, cyclePath.Select(x => x.Name).ToArray()),
nodes));
}
}
spreadPathIndexByName[fragmentName] = -1;
}
public Conversions()
{
_convertors =
new LightweightCache <Type, Func <string, object> >(
type =>
{
return(providers().FirstValue(x => x.ConverterFor(type)));
});
RegisterConversion(bool.Parse);
RegisterConversion(byte.Parse);
RegisterConversion(sbyte.Parse);
RegisterConversion(char.Parse);
RegisterConversion(decimal.Parse);
RegisterConversion(double.Parse);
RegisterConversion(float.Parse);
RegisterConversion(short.Parse);
RegisterConversion(int.Parse);
RegisterConversion(long.Parse);
RegisterConversion(ushort.Parse);
RegisterConversion(uint.Parse);
RegisterConversion(ulong.Parse);
RegisterConversion(DateTimeConverter.GetDateTime);
RegisterConversion(Guid.Parse);
RegisterConversion(x =>
{
if (x == "EMPTY")
{
return(string.Empty);
}
return(x);
});
}
static MimeType()
{
_fileExtensions.Each(pair => _mimeTypes[pair.Value].AddExtension(pair.Key));
_mappingFromExtension = new LightweightCache <string, MimeType>(extension => {
return(_mimeTypes.GetAll().FirstOrDefault(x => x.HasExtension(extension)));
});
}
public Fixture()
{
_grammars = new LightweightCache <string, IGrammar>(findGrammar);
Key = GetType().Name.Replace("Fixture", "");
this["TODO"] = Do <string>("TODO: {message}", StoryTellerAssert.Fail);
}
public PendingEventsStore()
{
_pending = new LightweightCache <Type, LightweightCache <object, List <IEvent> > >(
type => new LightweightCache <object, List <IEvent> >(
id => new List <IEvent>()
)
);
}
public StatusBoard(Task completion)
{
_counts = new(name => new ProjectionStatus(name, completion));
_updater = new ActionBlock <UpdateMessage>(Update,
new ExecutionDataflowBlockOptions {
MaxDegreeOfParallelism = 1, EnsureOrdered = true
});
}
private void detectCycleRecursive(
FragmentDefinition fragment,
Stack<FragmentSpread> spreadPath,
LightweightCache<string, bool> visitedFrags,
LightweightCache<string, int> spreadPathIndexByName,
ValidationContext context)
{
var fragmentName = fragment.Name;
visitedFrags[fragmentName] = true;
var spreadNodes = context.GetFragmentSpreads(fragment.SelectionSet).ToArray();
if (!spreadNodes.Any())
{
return;
}
spreadPathIndexByName[fragmentName] = spreadPath.Count;
foreach (var spreadNode in spreadNodes)
{
var spreadName = spreadNode.Name;
var cycleIndex = spreadPathIndexByName[spreadName];
if (cycleIndex == -1)
{
spreadPath.Push(spreadNode);
if (!visitedFrags[spreadName])
{
var spreadFragment = context.GetFragment(spreadName);
if (spreadFragment != null)
{
detectCycleRecursive(
spreadFragment,
spreadPath,
visitedFrags,
spreadPathIndexByName,
context);
}
}
spreadPath.Pop();
}
else
{
var cyclePath = spreadPath.Reverse().Skip(cycleIndex).ToArray();
var nodes = cyclePath.OfType<INode>().Concat(new[] {spreadNode}).ToArray();
context.ReportError(new ValidationError(
context.OriginalQuery,
"5.4",
CycleErrorMessage(spreadName, cyclePath.Select(x => x.Name).ToArray()),
nodes));
}
}
spreadPathIndexByName[fragmentName] = -1;
}
public override void SetUp()
{
_busLogger = new StorytellerBusLogger();
_transportLogger = new StorytellerTransportLogger();
_busLogger.Start(Context);
_transportLogger.Start(Context, _busLogger.Errors);
_senderWatcher = new SenderLatchDetected();
_receiverStore = DocumentStore.For(_ =>
{
_.PLV8Enabled = false;
_.Connection(ConnectionSource.ConnectionString);
_.DatabaseSchemaName = "receiver";
_.Storage.Add <PostgresqlEnvelopeStorage>();
_.Schema.For <TraceDoc>();
});
_receiverStore.Advanced.Clean.CompletelyRemoveAll();
_receiverStore.Schema.ApplyAllConfiguredChangesToDatabase();
_sendingStore = DocumentStore.For(_ =>
{
_.PLV8Enabled = false;
_.Connection(ConnectionSource.ConnectionString);
_.DatabaseSchemaName = "sender";
_.Storage.Add <PostgresqlEnvelopeStorage>();
});
_sendingStore.Advanced.Clean.CompletelyRemoveAll();
_sendingStore.Schema.ApplyAllConfiguredChangesToDatabase();
_receivers = new LightweightCache <string, JasperRuntime>(key =>
{
var registry = new ReceiverApp();
registry.Logging.LogBusEventsWith(_busLogger);
registry.Logging.LogTransportEventsWith(_transportLogger);
return(JasperRuntime.For(registry));
});
_senders = new LightweightCache <string, JasperRuntime>(key =>
{
var registry = new SenderApp();
registry.Logging.LogBusEventsWith(_busLogger);
registry.Logging.LogTransportEventsWith(_transportLogger);
registry.Logging.LogTransportEventsWith(_senderWatcher);
return(JasperRuntime.For(registry));
});
}
public override void SetUp()
{
_messageLogger =
new StorytellerMessageLogger(new LoggerFactory(), new NulloMetrics(), new JasperOptions());
_messageLogger.Start(Context);
_senderWatcher = new SenderLatchDetected(new LoggerFactory());
new SqlServerEnvelopeStorageAdmin(new SqlServerSettings
{
ConnectionString = Servers.SqlServerConnectionString, SchemaName = "receiver"
}).RecreateAll();
new SqlServerEnvelopeStorageAdmin(new SqlServerSettings
{
ConnectionString = Servers.SqlServerConnectionString, SchemaName = "sender"
}).RecreateAll();
using (var conn = new SqlConnection(Servers.SqlServerConnectionString))
{
conn.Open();
conn.CreateCommand(@"
IF OBJECT_ID('receiver.trace_doc', 'U') IS NOT NULL
drop table receiver.trace_doc;
").ExecuteNonQuery();
conn.CreateCommand(@"
create table receiver.trace_doc
(
id uniqueidentifier not null
primary key,
name varchar(100) not null
);
").ExecuteNonQuery();
}
_receivers = new LightweightCache <string, IHost>(key =>
{
var registry = new ReceiverApp();
registry.Services.AddSingleton <IMessageLogger>(_messageLogger);
return(JasperHost.For(registry));
});
_senders = new LightweightCache <string, IHost>(key =>
{
var registry = new SenderApp();
registry.Services.AddSingleton <IMessageLogger>(_messageLogger);
registry.Services.For <ITransportLogger>().Use(_senderWatcher);
return(JasperHost.For(registry));
});
}
public StubTransport(IHandlerPipeline pipeline)
{
_pipeline = pipeline;
LocalReplyUri = new Uri($"stub://replies");
Channels =
new LightweightCache <Uri, StubChannel>(uri => new StubChannel(uri, pipeline, this));
}
private GeneratedMethod buildApplyEventMethod()
{
var method = _inlineGeneratedType.MethodFor(nameof(AggregationRuntime <string, string> .ApplyEvent));
// This gets you the EventSlice aggregate Id
method.DerivedVariables.Add(new Variable(_aggregateMapping.IdType,
$"slice.{nameof(EventSlice<string, string>.Id)}"));
method.DerivedVariables.Add(Variable.For <Tenant>($"slice.{nameof(EventSlice<string, string>.Tenant)}"));
method.DerivedVariables.Add(Variable.For <Tenant>($"slice.{nameof(EventSlice<string, string>.Tenant)}"));
method.DerivedVariables.Add(Variable.For <IEvent>("@event"));
method.DerivedVariables.Add(
Variable.For <IMartenSession>($"({typeof(IMartenSession).FullNameInCode()})session"));
method.DerivedVariables.Add(Variable.For <IQuerySession>("session"));
method.DerivedVariables.Add(
Variable.For <IAggregateProjection>(nameof(AggregationRuntime <string, string> .Projection)));
var eventHandlers = new LightweightCache <Type, AggregateEventProcessingFrame>(
eventType => new AggregateEventProcessingFrame(typeof(T), eventType));
foreach (var deleteEvent in DeleteEvents)
{
eventHandlers[deleteEvent].AlwaysDeletes = true;
}
foreach (var slot in _applyMethods.Methods)
{
eventHandlers[slot.EventType].Apply = new ApplyMethodCall(slot);
}
foreach (var slot in _createMethods.Methods)
{
eventHandlers[slot.EventType].CreationFrame = slot.Method is ConstructorInfo
? new AggregateConstructorFrame(slot)
: new CreateAggregateFrame(slot);
}
foreach (var slot in _shouldDeleteMethods.Methods)
{
eventHandlers[slot.EventType].Deletion = new ShouldDeleteFrame(slot);
}
var frames = eventHandlers.OfType <EventProcessingFrame>().ToList();
frames.Sort(new EventTypeComparer());
var patternMatching = new EventTypePatternMatchFrame(frames);
method.Frames.Add(patternMatching);
method.Frames.Code("return aggregate;");
return(method);
}
public StubTransport(string scheme = "stub")
{
_replyUri = new Uri($"{scheme}://replies");
Channels =
new LightweightCache <Uri, StubChannel>(uri => new StubChannel(uri, _replyUri, _pipeline, null));
ReplyChannel = Channels[_replyUri];
Protocol = scheme;
}
private PluginGraph()
{
Policies = new Policies(this);
_profiles =
new LightweightCache <string, PluginGraph>(name => new PluginGraph {
ProfileName = name, Parent = this
});
ProfileName = "DEFAULT";
}
public PluginGraph()
{
_profiles =
new LightweightCache<string, PluginGraph>(name => new PluginGraph {ProfileName = name, Parent = this});
ProfileName = "DEFAULT";
_families =
new Cache<Type, PluginFamily>(
type => { return _policies.FirstValue(x => x.Build(type)) ?? new PluginFamily(type); });
_families.OnAddition = family => family.Owner = this;
}
private LightweightCache <string, TemplateDef> buildTemplateCache(BehaviorGraph behaviors)
{
var cache = new LightweightCache <string, TemplateDef>();
behaviors.Behaviors.Where(x => x.InputType().CanBeCastTo <Template>()).Each(chain => {
var def = new TemplateDef(this, chain);
cache[def.Name] = def;
});
return(cache);
}
public override void SetUp()
{
_messageLogger = new StorytellerMessageLogger(new MessageHistory(), new LoggerFactory(), new NulloMetrics());
_messageLogger.Start(Context);
_senderWatcher = new SenderLatchDetected(new LoggerFactory());
_receiverStore = DocumentStore.For(_ =>
{
_.PLV8Enabled = false;
_.Connection(ConnectionSource.ConnectionString);
_.DatabaseSchemaName = "receiver";
_.Storage.Add <PostgresqlEnvelopeStorage>();
_.Schema.For <TraceDoc>();
});
_receiverStore.Advanced.Clean.CompletelyRemoveAll();
_receiverStore.Schema.ApplyAllConfiguredChangesToDatabase();
_sendingStore = DocumentStore.For(_ =>
{
_.PLV8Enabled = false;
_.Connection(ConnectionSource.ConnectionString);
_.DatabaseSchemaName = "sender";
_.Storage.Add <PostgresqlEnvelopeStorage>();
});
_sendingStore.Advanced.Clean.CompletelyRemoveAll();
_sendingStore.Schema.ApplyAllConfiguredChangesToDatabase();
_receivers = new LightweightCache <string, JasperRuntime>(key =>
{
var registry = new ReceiverApp();
registry.Services.AddSingleton <IMessageLogger>(_messageLogger);
return(JasperRuntime.For(registry));
});
_senders = new LightweightCache <string, JasperRuntime>(key =>
{
var registry = new SenderApp();
registry.Services.AddSingleton <IMessageLogger>(_messageLogger);
registry.Services.For <ITransportLogger>().Use(_senderWatcher);
return(JasperRuntime.For(registry));
});
}
public Topic ReadFile()
{
var cache = new LightweightCache <string, Topic>();
Topic top = null;
new FileSystem().ReadTextFile(_file, line =>
{
readTopic(line, cache);
});
return(_top);
}
public Topic ReadFile()
{
var cache = new LightweightCache<string, Topic>();
Topic top = null;
new FileSystem().ReadTextFile(_file, line =>
{
readTopic(line, cache);
});
return _top;
}
public AzureServiceBusTransport() : base(ProtocolName)
{
_endpoints =
new LightweightCache <Uri, AzureServiceBusEndpoint>(uri =>
{
var endpoint = new AzureServiceBusEndpoint();
endpoint.Parse(uri);
endpoint.Parent = this;
return(endpoint);
});
}
private void readTopic(string line, LightweightCache<string, Topic> cache)
{
var parts = line.Split(':');
var key = parts[0];
var title = parts.Length > 1 ? parts[1] : key.Split('/').Last().Capitalize();
if (key.Contains("/"))
{
var parentKey = key.ParentUrl();
var parent = cache[parentKey];
key = key.Split('/').Last();
var urlSegment = parts.Length == 3 ? parts[2] : key;
var topic = new Topic(key, "")
{
Title = title,
UrlSegment = urlSegment
};
parent.AddChild(topic);
cache[topic.Key] = topic;
}
else if (_top == null)
{
_top = new Topic("index", "")
{
Title = title,
UrlSegment = ""
};
}
else
{
var urlSegment = parts.Length == 3 ? parts[2] : key;
var topic = new Topic(key, "")
{
Title = title,
UrlSegment = urlSegment
};
_top.AddChild(topic);
cache[topic.Key] = topic;
}
}
private void readTopic(string line, LightweightCache <string, Topic> cache)
{
var parts = line.Split(':');
var key = parts[0];
var title = parts.Length > 1 ? parts[1] : key.Split('/').Last().Capitalize();
if (key.Contains("/"))
{
var parentKey = key.ParentUrl();
var parent = cache[parentKey];
key = key.Split('/').Last();
var urlSegment = parts.Length == 3 ? parts[2] : key;
var topic = new Topic(key, "")
{
Title = title,
UrlSegment = urlSegment
};
parent.AddChild(topic);
cache[topic.Key] = topic;
}
else if (_top == null)
{
_top = new Topic("index", "")
{
Title = title,
UrlSegment = ""
};
}
else
{
var urlSegment = parts.Length == 3 ? parts[2] : key;
var topic = new Topic(key, "")
{
Title = title,
UrlSegment = urlSegment
};
_top.AddChild(topic);
cache[topic.Key] = topic;
}
}
public static StatsReport From(ISchema schema, Operation operation, PerfRecord[] records, DateTime start)
{
var operationStat = records.Single(x => string.Equals(x.Category, "operation"));
var report = new StatsReport
{
Start = start,
End = start.AddMilliseconds(operationStat.Duration),
Duration = operationStat.Duration,
Types = TypesFromSchema(schema)
};
var perField = new LightweightCache <string, TypeStat>(type => new TypeStat {
Name = type
});
var typeInfo = new TypeInfo(schema);
var fieldVisitor = new EnterLeaveListener(_ =>
{
_.Match <AstField>(f =>
{
var parent = typeInfo.GetParentType().GetNamedType();
var parentType = parent.Name;
var fieldName = f.Name;
perField[parentType][fieldName].ReturnType = SchemaPrinter.ResolveName(typeInfo.GetLastType());
});
});
new BasicVisitor(typeInfo, fieldVisitor).Visit(operation);
var queryResolvers = records.Where(x => string.Equals(x.Category, "field")).ToList();
queryResolvers.Apply(resolver =>
{
var typeName = resolver.MetaField <string>("typeName");
var fieldName = resolver.MetaField <string>("fieldName");
perField[typeName][fieldName].AddLatency(resolver.Duration);
});
var operationName = operation.Name ?? "Anonymous";
report.PerSignature[operationName] = new StatsPerSignature {
PerType = perField.GetAll()
};
return(report);
}
public PluginGraph()
{
_profiles =
new LightweightCache <string, PluginGraph>(name => new PluginGraph {
ProfileName = name, Parent = this
});
ProfileName = "DEFAULT";
_families =
new Cache <Type, PluginFamily>(
type => { return(_policies.FirstValue(x => x.Build(type)) ?? new PluginFamily(type)); });
_families.OnAddition = family => family.Owner = this;
}
public bool IsEqual(object expected, object actual)
{
if (expected == null)
{
return(actual == null);
}
if (actual == null)
{
return(false);
}
return(_comparisons[expected.GetType()](expected, actual));
}
public void StartListening(BusSettings settings, IWorkerQueue workers)
{
var pipeline = workers.As <WorkerQueue>().Pipeline;
Channels =
new LightweightCache <Uri, StubChannel>(uri => new StubChannel(uri, pipeline, this));
var incoming = settings.Listeners.Where(x => x.Scheme == "stub");
foreach (var uri in incoming)
{
Channels.FillDefault(uri);
}
}
public RabbitMqTransport() : base(ProtocolName)
{
_endpoints =
new LightweightCache <Uri, RabbitMqEndpoint>(uri =>
{
var endpoint = new RabbitMqEndpoint();
endpoint.Parse(uri);
endpoint.Parent = this;
return(endpoint);
});
Exchanges = new LightweightCache <string, RabbitMqExchange>(name => new RabbitMqExchange(name, this));
}
public void StartListening(IMessagingRoot root)
{
var pipeline = root.Workers.As <WorkerQueue>().Pipeline;
Channels =
new LightweightCache <Uri, StubChannel>(uri => new StubChannel(uri, pipeline, this));
var incoming = root.Options.Listeners.Where(x => x.Scheme == "stub");
foreach (var uri in incoming)
{
Channels.FillDefault(uri);
}
}
public StorytellerDependencyFinder()
{
_isDependent = new LightweightCache <string, bool>(name =>
{
var library =
DependencyContext.Default.RuntimeLibraries.FirstOrDefault(x => x.Name.EqualsIgnoreCase(name));
if (library == null)
{
return(false);
}
if (library.Dependencies.Any(x => x.Name.EqualsIgnoreCase(assemblyName)))
{
return(true);
}
return(library.Dependencies.Any(x => _isDependent[x.Name]));
});
}
/// <summary>
/// Go through all of the implementations of type, as well as the interfaces
/// that they implement. If any of those types include the provided field,
/// suggest them, sorted by how often the type is referenced, starting
/// with Interfaces.
/// </summary>
private IEnumerable <string> getSuggestedTypeNames(
ISchema schema,
GraphType type,
string fieldName)
{
if (type is InterfaceGraphType || type is UnionGraphType)
{
var suggestedObjectTypes = new List <string>();
var interfaceUsageCount = new LightweightCache <string, int>(key => 0);
var absType = type as GraphQLAbstractType;
absType.PossibleTypes.Apply(possibleType =>
{
if (!possibleType.HasField(fieldName))
{
return;
}
// This object defines this field.
suggestedObjectTypes.Add(possibleType.Name);
possibleType.Interfaces.Apply(possibleInterfaceType =>
{
var possibleInterface = schema.FindType(possibleInterfaceType);
if (!possibleInterface.HasField(fieldName))
{
return;
}
// This interface type defines this field.
interfaceUsageCount[possibleInterface.Name] = interfaceUsageCount[possibleInterface.Name] + 1;
});
});
var suggestedInterfaceTypes = interfaceUsageCount.Keys.OrderBy(x => interfaceUsageCount[x]);
return(suggestedInterfaceTypes.Concat(suggestedObjectTypes));
}
return(Enumerable.Empty <string>());
}
public static ICache <TKey, TValue> Get <TKey, TValue>(string name, CacheSettings cacheOptions) where TValue : class
{
name = name ?? string.Empty;
bool isNamed = name != string.Empty;
lock (_cacheCollection)
{
if (isNamed)
{
if (_cacheCollection.ContainsKey(name))
{
return((ICache <TKey, TValue>)_cacheCollection[name]);
}
}
ICache <TKey, TValue> result;
switch (cacheOptions.CacheType)
{
case CacheType.Lightweight:
result = new LightweightCache <TKey, TValue>(name, cacheOptions);
break;
case CacheType.Mixed:
Verify.That(typeof(TKey) == typeof(string), "In mixed cache the key can only bee of type 'System.String'");
result = new MixedCache <TValue>(name, cacheOptions) as ICache <TKey, TValue>;
break;
case CacheType.Undefined:
throw new InvalidOperationException("Cache type is undefined");
default:
throw new NotImplementedException();
}
Verify.That(result != null, "Failed to create a cache");
_cacheCollection.Add(name != string.Empty ? name : "unnamed cache", result);
return(result);
}
}
public CommandUsageCache(DocSettings settings)
{
_settings = settings;
_reports = new LightweightCache<string, CommandLineApplicationReport>(app =>
{
var file = _settings.Root.AppendPath("content", app + ".usage.xml");
if (!File.Exists(file))
throw new FileNotFoundException("Cannot find a command usage file for {0} at {1}".ToFormat(app, file));
var serializer = new XmlSerializer(typeof(CommandLineApplicationReport));
using (var stream = new FileStream(file, FileMode.Open))
{
using (var reader = new StreamReader(stream))
{
return serializer.Deserialize(reader).As<CommandLineApplicationReport>();
}
}
});
}
public PluginGraph()
{
_profiles =
new LightweightCache<string, PluginGraph>(name => new PluginGraph {ProfileName = name, Parent = this});
ProfileName = "DEFAULT";
_families = new Cache<Type, PluginFamily>(type =>
{
return _policies.FirstValue(x => x.Build(type)) ?? new PluginFamily(type);
});
_families.OnAddition = family => family.Owner = this;
_setterRules = new SetterRules();
_builders = new Cache<Type, IInstanceBuilder>(type => {
var plugin = new Plugin(type);
_setterRules.Configure(plugin);
return plugin.CreateBuilder();
});
}
public INodeVisitor Validate(ValidationContext context)
{
// Tracks already visited fragments to maintain O(N) and to ensure that cycles
// are not redundantly reported.
var visitedFrags = new LightweightCache<string, bool>(key => false);
// Array of AST nodes used to produce meaningful errors
var spreadPath = new Stack<FragmentSpread>();
// Position in the spread path
var spreadPathIndexByName = new LightweightCache<string, int>(key => -1);
return new EnterLeaveListener(_ =>
{
_.Match<FragmentDefinition>(node =>
{
if (!visitedFrags[node.Name])
{
detectCycleRecursive(node, spreadPath, visitedFrags, spreadPathIndexByName, context);
}
});
});
}
public INodeVisitor Validate(ValidationContext context)
{
// Tracks already visited fragments to maintain O(N) and to ensure that cycles
// are not redundantly reported.
var visitedFrags = new LightweightCache <string, bool>(key => false);
// Array of AST nodes used to produce meaningful errors
var spreadPath = new Stack <FragmentSpread>();
// Position in the spread path
var spreadPathIndexByName = new LightweightCache <string, int>(key => - 1);
return(new EnterLeaveListener(_ =>
{
_.Match <FragmentDefinition>(node =>
{
if (!visitedFrags[node.Name])
{
detectCycleRecursive(node, spreadPath, visitedFrags, spreadPathIndexByName, context);
}
});
}));
}
/// <summary>
/// Go through all of the implementations of type, as well as the interfaces
/// that they implement. If any of those types include the provided field,
/// suggest them, sorted by how often the type is referenced, starting
/// with Interfaces.
/// </summary>
private IEnumerable<string> getSuggestedTypeNames(
ISchema schema,
IGraphType type,
string fieldName)
{
if (type is IAbstractGraphType)
{
var suggestedObjectTypes = new List<string>();
var interfaceUsageCount = new LightweightCache<string, int>(key => 0);
var absType = type as IAbstractGraphType;
absType.PossibleTypes.Apply(possibleType =>
{
if (!possibleType.HasField(fieldName))
{
return;
}
// This object defines this field.
suggestedObjectTypes.Add(possibleType.Name);
possibleType.ResolvedInterfaces.Apply(possibleInterface =>
{
if (possibleInterface.HasField(fieldName))
{
// This interface type defines this field.
interfaceUsageCount[possibleInterface.Name] = interfaceUsageCount[possibleInterface.Name] + 1;
}
});
});
var suggestedInterfaceTypes = interfaceUsageCount.Keys.OrderBy(x => interfaceUsageCount[x]);
return suggestedInterfaceTypes.Concat(suggestedObjectTypes);
}
return Enumerable.Empty<string>();
}
public static XmlElement WithProperties(this XmlElement element, LightweightCache<string, string> properties)
{
properties.Each((k, v) => element.SetAttribute(k, v));
return element;
}
public void can_create_it_without_the_clr_wigging_out()
{
var cache = new LightweightCache<string, string>();
}
