public static void MergeDirectives(
ITypeCompletionContext context,
IList <DirectiveDefinition> extension,
IList <DirectiveDefinition> type)
{
var directives = new List <(DirectiveType type, DirectiveDefinition def)>();
foreach (DirectiveDefinition directive in type)
{
if (context.TryGetDirectiveType(
directive.Reference,
out DirectiveType? directiveType))
{
directives.Add((directiveType, directive));
}
}
foreach (DirectiveDefinition directive in extension)
{
MergeDirective(context, directives, directive);
}
type.Clear();
foreach (DirectiveDefinition directive in directives.Select(t => t.def))
{
type.Add(directive);
}
}
private bool TryCompleteDirective(
ITypeCompletionContext context,
DirectiveDefinition definition,
ISet <string> processed,
[NotNullWhen(true)] out Directive?directive)
{
if (!context.TryGetDirectiveType(
definition.Reference,
out DirectiveType? directiveType))
{
directive = null;
return(false);
}
if (!processed.Add(directiveType.Name) && !directiveType.IsRepeatable)
{
context.ReportError(
DirectiveCollection_DirectiveIsUnique(
directiveType,
context.Type,
definition.ParsedDirective,
_source));
directive = null;
return(false);
}
if (directiveType.Locations.Contains(_location))
{
directive = Directive.FromDescription(directiveType, definition, _source);
return(true);
}
context.ReportError(
DirectiveCollection_LocationNotAllowed(
directiveType,
_location,
context.Type,
definition.ParsedDirective,
_source));
directive = null;
return(false);
}