Feb 15th 2023 update

external/graphqlparser/ast/c_visitor_impl.py

@@ -0,0 +1,39 @@
+# 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.
+
+from casing import snake
+from license import C_LICENSE_COMMENT
+
+class Printer(object):
+  '''Printer for a simple list of types to be visited by the C visitor.
+  '''
+
+  def __init__(self):
+    self._types = []
+
+  def start_file(self):
+    print C_LICENSE_COMMENT + '/** @generated */'
+    print '#define FOR_EACH_CONCRETE_TYPE(MACRO) \\'
+
+  def start_type(self, name):
+    self._types.append(name)
+
+  def field(self, type, name, nullable, plural):
+    pass
+
+  def end_type(self, name):
+    pass
+
+  def end_file(self):
+    print ' \\\n'.join('MACRO(%s, %s)' % (name, snake(name)) for name in self._types)
+
+  def start_union(self, name):
+    pass
+
+  def union_option(self, option):
+    pass
+
+  def end_union(self, name):
+    pass