in src/main/java/com/netflix/dgs/plugin/services/internal/GraphQLSchemaRegistry.java [75:79]
public Optional<PsiElement> psiForDirective(@NotNull PsiElement psiElement, @NotNull String name) {
TypeDefinitionRegistry registry = getRegistry(psiElement);
Optional<DirectiveDefinition> directiveDefinition = registry.getDirectiveDefinition(name);
return directiveDefinition.map(definition -> GraphQLTypeDefinitionUtil.findElement(definition.getSourceLocation(), psiElement.getProject()));
}