/// <summary>
/// Runs the specified visitor on the specified schema. This method traverses
/// all the schema elements and calls the appropriate visitor methods.
/// </summary>
public static void Run(this ISchemaNodeVisitor visitor, ISchema schema)
{
visitor.VisitSchema(schema);
foreach (var directive in schema.Directives.List)
{
visitor.VisitDirective(directive, schema);
if (directive.Arguments?.Count > 0)
{
foreach (var argument in directive.Arguments.List !)
{
visitor.VisitDirectiveArgumentDefinition(argument, directive, schema);
}
}
}
foreach (var item in schema.AllTypes.Dictionary)
{
switch (item.Value)
{
case EnumerationGraphType e:
visitor.VisitEnum(e, schema);
foreach (var value in e.Values.List) // List is always non-null
{
visitor.VisitEnumValue(value, e, schema);
}
break;
case ScalarGraphType scalar:
visitor.VisitScalar(scalar, schema);
break;
case UnionGraphType union:
visitor.VisitUnion(union, schema);
break;
case IInterfaceGraphType iface:
visitor.VisitInterface(iface, schema);
foreach (var field in iface.Fields.List) // List is always non-null
{
visitor.VisitInterfaceFieldDefinition(field, iface, schema);
if (field.Arguments?.Count > 0)
{
foreach (var argument in field.Arguments.List !)
{
visitor.VisitInterfaceFieldArgumentDefinition(argument, field, iface, schema);
}
}
}
break;
case IObjectGraphType output:
visitor.VisitObject(output, schema);
foreach (var field in output.Fields.List) // List is always non-null
{
visitor.VisitObjectFieldDefinition(field, output, schema);
if (field.Arguments?.Count > 0)
{
foreach (var argument in field.Arguments.List !)
{
visitor.VisitObjectFieldArgumentDefinition(argument, field, output, schema);
}
}
}
break;
case IInputObjectGraphType input:
visitor.VisitInputObject(input, schema);
foreach (var field in input.Fields.List) // List is always non-null
{
visitor.VisitInputObjectFieldDefinition(field, input, schema);
}
break;
}
}
}