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# Copyright 2015, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""Buildgen .proto files list plugin.
This parses the list of targets from the yaml build file, and creates
a list called "protos" that contains all of the proto file names.
"""
import re
def mako_plugin(dictionary):
"""The exported plugin code for list_protos.
Some projects generators may want to get the full list of unique .proto files
that are being included in a project. This code extracts all files referenced
in any library or target that ends in .proto, and builds and exports that as
a list called "protos".
"""
libs = dictionary.get('libs', [])
targets = dictionary.get('targets', [])
proto_re = re.compile('(.*)\\.proto')
protos = set()
for lib in libs:
for src in lib.get('src', []):
m = proto_re.match(src)
if m:
protos.add(m.group(1))
for tgt in targets:
for src in tgt.get('src', []):
m = proto_re.match(src)
if m:
protos.add(m.group(1))
protos = sorted(protos)
dictionary['protos'] = protos
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