internal Directive(
DirectiveType directiveType,
DirectiveNode parsedDirective,
object source)
{
Type = directiveType
?? throw new ArgumentNullException(nameof(directiveType));
_parsedDirective = parsedDirective
?? throw new ArgumentNullException(nameof(parsedDirective));
Source = source
?? throw new ArgumentNullException(nameof(source));
Name = directiveType.Name;
}
protected override void VisitDirective(
DirectiveNode directive,
ImmutableStack <ISyntaxNode> path)
{
if (_directives.TryGetValue(directive.Name.Value, out Directive d))
{
ValidateRequiredArguments(
directive, directive.Arguments,
d.Arguments);
}
base.VisitDirective(directive, path);
}
public static IError DirectiveNotSupported(
this IDocumentValidatorContext context,
DirectiveNode node)
{
return(ErrorBuilder.New()
.SetMessage(
Resources.ErrorHelper_DirectiveNotSupported,
node.Name.Value)
.AddLocation(node)
.SetPath(context.CreateErrorPath())
.SpecifiedBy("sec-Directives-Are-Defined")
.Build());
}
protected override ISyntaxVisitorAction Enter(
DirectiveNode node,
IDocumentValidatorContext context)
{
if (context.Schema.TryGetDirectiveType(node.Name.Value, out DirectiveType d))
{
context.Directives.Push(d);
return(Continue);
}
context.UnexpectedErrorsDetected = true;
return(Skip);
}
void outlineTreeDataFunc(Gtk.TreeViewColumn column, Gtk.CellRenderer cell, Gtk.TreeModel model, Gtk.TreeIter iter)
{
Gtk.CellRendererText txtRenderer = (Gtk.CellRendererText)cell;
Node n = (Node)model.GetValue(iter, 0);
string name = null;
if (n is TagNode)
{
TagNode tn = (TagNode)n;
name = tn.TagName;
string att = null;
if (tn.Attributes != null)
{
att = tn.Attributes["id"] as string;
}
if (att != null)
{
name = "<" + name + "#" + att + ">";
}
else
{
name = "<" + name + ">";
}
}
else if (n is DirectiveNode)
{
DirectiveNode dn = (DirectiveNode)n;
name = "<%@ " + dn.Name + " %>";
}
else if (n is ExpressionNode)
{
ExpressionNode en = (ExpressionNode)n;
string expr = en.Expression;
if (string.IsNullOrEmpty(expr))
{
name = "<% %>";
}
else
{
if (expr.Length > 10)
{
expr = expr.Substring(0, 10) + "...";
}
name = "<% " + expr + "%>";
}
}
if (name != null)
{
txtRenderer.Text = name;
}
}
private static bool HasSourceDirective(
DirectiveNode directive,
NameString schemaName)
{
if (DirectiveNames.Source.Equals(directive.Name.Value))
{
ArgumentNode argument = directive.Arguments.FirstOrDefault(t =>
DirectiveFieldNames.Source_Schema.Equals(t.Name.Value));
return(argument != null &&
argument.Value is StringValueNode sv &&
schemaName.Equals(sv.Value));
}
return(false);
}
protected override void VisitDirective(
DirectiveNode directive,
ImmutableStack <ISyntaxNode> path)
{
if (_directives.TryGetValue(directive.Name.Value, out DirectiveType d) &&
TryLookupLocation(path.Peek(),
out Types.DirectiveLocation location) &&
!d.Locations.Contains(location))
{
Errors.Add(new ValidationError(
"The specified directive is not valid the " +
"current location.", directive));
}
}
private Directive(
DirectiveType directiveType,
DirectiveNode parsedDirective,
object?customDirective,
object source)
{
Type = directiveType
?? throw new ArgumentNullException(nameof(directiveType));
_parsedDirective = parsedDirective
?? throw new ArgumentNullException(nameof(parsedDirective));
_customDirective = customDirective;
Source = source
?? throw new ArgumentNullException(nameof(source));
Name = directiveType.Name;
}
private static IValueNode GetIfArgumentValue(DirectiveNode directive)
{
if (directive.Arguments.Count == 1)
{
ArgumentNode argument = directive.Arguments[0];
if (string.Equals(
argument.Name.Value,
WellKnownDirectives.IfArgument,
StringComparison.Ordinal))
{
return(argument.Value);
}
}
throw ThrowHelper.MissingIfArgument(directive);
}
public static bool IsSchemaDirective(
this DirectiveNode directive,
string schemaName)
{
if (IsSchemaDirective(directive))
{
ArgumentNode argument = directive.Arguments
.SingleOrDefault(t => t.IsNameArgument());
if (argument.Value is StringValueNode value &&
value.Value.EqualsOrdinal(schemaName))
{
return(true);
}
}
return(false);
}
private static Type?GetTypeFromDirective(
CustomScalarType scalarType,
string directiveName)
{
DirectiveNode typeDirective = scalarType.SyntaxNode.Directives
.FirstOrDefault(t => t.Name.Value.Equals(directiveName));
if (typeDirective is null)
{
return(null);
}
ArgumentNode name = typeDirective.Arguments.First(t =>
t.Name.Value.Equals(GeneratorDirectives.Name));
return(Type.GetType(((StringValueNode)name.Value).Value));
}
protected sealed override ISyntaxVisitorAction Enter(
ISyntaxNode node,
ISyntaxVisitorContext context)
{
return(node switch
{
DocumentNode n => Enter(n, context),
OperationDefinitionNode n => Enter(n, context),
VariableDefinitionNode n => Enter(n, context),
VariableNode n => Enter(n, context),
SelectionSetNode n => Enter(n, context),
FieldNode n => Enter(n, context),
ArgumentNode n => Enter(n, context),
FragmentSpreadNode n => Enter(n, context),
InlineFragmentNode n => Enter(n, context),
FragmentDefinitionNode n => Enter(n, context),
DirectiveNode n => Enter(n, context),
NamedTypeNode n => Enter(n, context),
ListTypeNode n => Enter(n, context),
NonNullTypeNode n => Enter(n, context),
ListValueNode n => Enter(n, context),
ObjectValueNode n => Enter(n, context),
ObjectFieldNode n => Enter(n, context),
IValueNode n => Enter(n, context),
SchemaDefinitionNode n => Enter(n, context),
OperationTypeDefinitionNode n => Enter(n, context),
ScalarTypeDefinitionNode n => Enter(n, context),
ObjectTypeDefinitionNode n => Enter(n, context),
FieldDefinitionNode n => Enter(n, context),
InputValueDefinitionNode n => Enter(n, context),
InterfaceTypeDefinitionNode n => Enter(n, context),
UnionTypeDefinitionNode n => Enter(n, context),
EnumTypeDefinitionNode n => Enter(n, context),
EnumValueDefinitionNode n => Enter(n, context),
InputObjectTypeDefinitionNode n => Enter(n, context),
DirectiveDefinitionNode n => Enter(n, context),
SchemaExtensionNode n => Enter(n, context),
ScalarTypeExtensionNode n => Enter(n, context),
ObjectTypeExtensionNode n => Enter(n, context),
InterfaceTypeExtensionNode n => Enter(n, context),
UnionTypeExtensionNode n => Enter(n, context),
EnumTypeExtensionNode n => Enter(n, context),
InputObjectTypeExtensionNode n => Enter(n, context),
_ => throw new NotSupportedException()
});
private IEnumerable <IDirective> GetFieldSelectionDirectives(
IObjectField field,
FieldNode selection)
{
for (var i = 0; i < selection.Directives.Count; i++)
{
DirectiveNode directive = selection.Directives[i];
if (_schema.TryGetDirectiveType(directive.Name.Value,
out DirectiveType? directiveType) &&
directiveType.HasMiddleware)
{
yield return(Directive.FromDescription(
directiveType,
new DirectiveDefinition(directive),
field));
}
}
}
private bool TryDeserialize <T>(
DirectiveNode directiveNode,
out T directive)
{
ConstructorInfo?constructor = typeof(T).GetTypeInfo()
.DeclaredConstructors.FirstOrDefault(t =>
{
ParameterInfo[] parameters = t.GetParameters();
return(parameters.Length == 2 &&
parameters[0].ParameterType ==
typeof(SerializationInfo) &&
parameters[1].ParameterType ==
typeof(StreamingContext));
});
if (constructor is null)
{
directive = default !;
private bool TryGetTypeName(
WithDirectives withDirectives,
out string typeName)
{
DirectiveNode directive =
withDirectives.Directives.FirstOrDefault(t =>
t.Name.Value.EqualsOrdinal(GeneratorDirectives.Type));
if (directive is null)
{
typeName = null;
return(false);
}
typeName = (string)directive.Arguments.Single(a =>
a.Name.Value.EqualsOrdinal("name")).Value.Value;
return(true);
}
private static DirectiveNode?GetDirective(
this IReadOnlyList <DirectiveNode> directives,
string name)
{
if (directives.Count == 0)
{
return(null);
}
for (var i = 0; i < directives.Count; i++)
{
DirectiveNode directive = directives[i];
if (directive.Name.Value.EqualsOrdinal(name))
{
return(directive);
}
}
return(null);
}
protected override ISyntaxVisitorAction Enter(
DirectiveNode node,
IDocumentValidatorContext context)
{
if (context.Schema.TryGetDirectiveType(node.Name.Value, out DirectiveType? dt))
{
if (context.Path.TryPeek(out ISyntaxNode parent) &&
TryLookupLocation(parent, out DirectiveLoc location) &&
!dt.Locations.Contains(location))
{
context.Errors.Add(ErrorHelper.DirectiveNotValidInLocation(context, node));
}
}
else
{
context.Errors.Add(ErrorHelper.DirectiveNotSupported(context, node));
}
return(Skip);
}
public void ConvertCustomDirectiveToDirectiveNode()
{
// arrange
ISchema schema = CreateSchema();
DirectiveType directiveType = schema.GetDirectiveType("Foo");
var fooDirective = new FooDirective
{
Bar = "123",
Child = new FooChild
{
Bar = "456"
}
};
// act
var directive = Directive.FromDescription(
directiveType,
new DirectiveDefinition(
fooDirective,
_typeInspector.GetTypeRef(fooDirective.GetType())),
new object());
DirectiveNode directiveNode = directive.ToNode();
// assert
Assert.Equal(directiveType.Name, directiveNode.Name.Value);
Assert.Collection(directiveNode.Arguments,
t =>
{
Assert.Equal("bar", t.Name.Value);
Assert.Equal("123", ((StringValueNode)t.Value).Value);
},
t =>
{
Assert.Equal("child", t.Name.Value);
Assert.Collection(((ObjectValueNode)t.Value).Fields,
x =>
{
Assert.Equal("bar", x.Name.Value);
Assert.Equal("456",
((StringValueNode)x.Value).Value);
});
});
}
protected override DirectiveNode RewriteDirective(
DirectiveNode node,
string context)
{
if (node.Name.Value.EqualsOrdinal(DirectiveNames.Delegate) &&
!node.Arguments.Any(a => a.Name.Value.EqualsOrdinal(
DirectiveFieldNames.Delegate_Schema)))
{
var arguments = node.Arguments.ToList();
arguments.Add(new ArgumentNode(
DirectiveFieldNames.Delegate_Schema,
context));
return(node.WithArguments(arguments));
}
return(node);
}
private static bool?EvaluateDirective(
this DirectiveNode directive,
IVariableCollection variables)
{
if (directive == null)
{
return(null);
}
ArgumentNode argumentNode = directive.Arguments.SingleOrDefault();
if (argumentNode == null)
{
throw new QueryException(
ErrorBuilder.New()
.SetMessage(string.Format(
CultureInfo.InvariantCulture,
CoreResources
.DirectiveCollectionExtensions_NotValid,
directive.Name.Value))
.Build());
}
if (argumentNode.Value is BooleanValueNode b)
{
return(b.Value);
}
if (argumentNode.Value is VariableNode v)
{
return(variables.GetVariable <bool>(v.Name.Value));
}
throw new QueryException(
ErrorBuilder.New()
.SetMessage(string.Format(
CultureInfo.InvariantCulture,
CoreResources
.DirectiveCollectionExtensions_IfNotBoolean,
directive.Name.Value))
.Build());
}
public static Directive FromDescription(
DirectiveType directiveType,
DirectiveDefinition definition,
object source)
{
if (directiveType is null)
{
throw new ArgumentNullException(nameof(directiveType));
}
if (definition is null)
{
throw new ArgumentNullException(nameof(definition));
}
if (source is null)
{
throw new ArgumentNullException(nameof(source));
}
if (definition.CustomDirective is null)
{
return(new Directive(
directiveType,
CompleteArguments(directiveType, definition.ParsedDirective),
null,
source));
}
else
{
DirectiveNode directiveNode = ParseValue(
directiveType, definition.CustomDirective);
return(new Directive(
directiveType,
CompleteArguments(directiveType, directiveNode),
definition.CustomDirective,
source));
}
}
public static string DeprecationReason(
this Language.IHasDirectives syntaxNode)
{
DirectiveNode directive = syntaxNode.Directives.FirstOrDefault(t =>
t.Name.Value == WellKnownDirectives.Deprecated);
if (directive is null)
{
return(null);
}
if (directive.Arguments.Count != 0 &&
directive.Arguments[0].Name.Value ==
WellKnownDirectives.DeprecationReasonArgument &&
directive.Arguments[0].Value is StringValueNode s &&
!string.IsNullOrEmpty(s.Value))
{
return(s.Value);
}
return(WellKnownDirectives.DeprecationDefaultReason);
}
public DirectiveNode ToNode(bool removeNullArguments)
{
if (_parsedDirective is null)
{
var arguments = new List <ArgumentNode>();
Type type = _customDirective.GetType();
ILookup <string, PropertyInfo> properties = type.GetProperties()
.ToLookup(t => t.Name, StringComparer.OrdinalIgnoreCase);
foreach (Argument argument in Type.Arguments)
{
PropertyInfo property =
properties[argument.Name].FirstOrDefault();
var value = property?.GetValue(_customDirective);
IValueNode valueNode = argument.Type.ParseValue(value);
arguments.Add(new ArgumentNode(argument.Name, valueNode));
}
_parsedDirective = new DirectiveNode(Name, arguments);
}
if (removeNullArguments &&
_parsedDirective.Arguments.Count != 0 &&
_parsedDirective.Arguments.Any(t => t.Value.IsNull()))
{
var arguments = new List <ArgumentNode>();
foreach (ArgumentNode argument in _parsedDirective.Arguments)
{
if (!argument.Value.IsNull())
{
arguments.Add(argument);
}
}
return(_parsedDirective.WithArguments(arguments));
}
return(_parsedDirective);
}
public static Graph createGraph(SolutionProgram p)
{
Graph g = new Graph();
graphNode previous = createStartNode();
g.AddNode(previous);
DirectiveNode d = p.getEntryPoint();
graphNode next = generateSubtree(d, g);
g.AddEdge(previous.Id, next.Id);
/*
* while (d != null)
* {
* graphNode next = generateSubtree(d, g);
* g.AddNode(next);
* g.AddEdge(previous.Id, next.Id);
* previous = next;
* d = d.getNextDirective();
* }
*/
return(g);
}
public DirectiveNode ToNode()
{
if (_parsedDirective is null)
{
var arguments = new List <ArgumentNode>();
Type type = _customDirective.GetType();
ILookup <string, PropertyInfo> properties = type.GetProperties()
.ToLookup(t => t.Name, StringComparer.OrdinalIgnoreCase);
foreach (InputField argument in Type.Arguments)
{
PropertyInfo property =
properties[argument.Name].FirstOrDefault();
var value = property?.GetValue(_customDirective);
IValueNode valueNode = argument.Type.ParseValue(value);
arguments.Add(new ArgumentNode(argument.Name, valueNode));
}
_parsedDirective = new DirectiveNode(Name, arguments);
}
return(_parsedDirective);
}
private IWebFormsNode DirectiveNodeBuilder(Match match)
{
var node = new DirectiveNode {
Directive = DirectiveType.Unknown,
Type = NodeType.Directive
};
attributesReader.ReadAttributes(match, node.Attributes);
if (match.Groups.Count > 1 && match.Groups[1].Captures.Count > 0)
{
string directiveType = match.Groups[1].Captures[0].Value.ToLowerInvariant();
if (directiveType.Contains("page"))
{
node.Directive = DirectiveType.Page;
}
else if (directiveType.Contains("control"))
{
node.Directive = DirectiveType.Control;
}
}
return(node);
}
void SetSubtype(WebSubtype type, DirectiveNode node)
{
if (info.Subtype != WebSubtype.None)
{
Add(ErrorType.Error, node, "Unexpected directive {0}", node.Name);
return;
}
info.Subtype = type;
if (node.Attributes == null)
{
return;
}
info.InheritedClass = node.Attributes ["inherits"] as string;
if (info.ClassName == null)
{
info.ClassName = node.Attributes ["classname"] as string;
}
info.CodeBehindFile = node.Attributes ["codebehind"] as string;
info.Language = node.Attributes ["language"] as string;
info.CodeFile = node.Attributes ["codefile"] as string;
}
protected virtual ISyntaxVisitorAction Enter(
DirectiveNode node,
ISyntaxVisitorContext context) =>
DefaultAction;
public virtual void VisitDirective(DirectiveNode directiveNode)
{
this.ThrowIfCanceled();
VisitChildren(directiveNode);
}
public virtual void VisitDirectiveNode(DirectiveNode node)
{
Visit(node.SemicolonNode);
Visit(node.KeywordNode);
Visit(node.ValueNode);
Visit(node.DataNode);
}
protected virtual ISyntaxVisitorAction Leave(
DirectiveNode node,
TContext context) =>
DefaultAction;
