Feb 15th 2023 update

external/graphqlparser/c/GraphQLAstToJSON.cpp

@@ -0,0 +1,21 @@
+/**
+ * Copyright 2019-present, GraphQL Foundation
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "GraphQLAstToJSON.h"
+
+#include <cstring>
+
+#include "../JsonVisitor.h"
+#include "../AstNode.h"
+
+
+const char *graphql_ast_to_json(const struct GraphQLAstNode *node)
+{
+  facebook::graphql::ast::visitor::JsonVisitor visitor;
+  reinterpret_cast<const facebook::graphql::ast::Node *>(node)->accept(&visitor);
+  return strdup(visitor.getResult().c_str());
+}