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# Copyright 2016 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Calls proto_lang_toolchain(), but only if it's already been released."""

# TODO(carmi): Delete this after proto_lang_toolchain() is released in Bazel.
def proto_lang_toolchain(**kwargs):
  """Calls proto_lang_toolchain(), but only if it's already been released."""
  if hasattr(native, 'proto_lang_toolchain'):
    native.proto_lang_toolchain(**kwargs)
  else:
    native.filegroup(name = kwargs['name'])