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#!/usr/bin/env python2.7
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# Copyright 2015 gRPC authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# produces cleaner build.yaml files
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import collections
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import os
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import sys
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import yaml
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TEST = (os.environ.get('TEST', 'false') == 'true')
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_TOP_LEVEL_KEYS = ['settings', 'proto_deps', 'filegroups', 'libs', 'targets', 'vspackages']
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_ELEM_KEYS = [
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'name',
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'gtest',
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'cpu_cost',
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'flaky',
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'build',
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'run',
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'language',
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'public_headers',
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'headers',
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'src',
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'deps']
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def repr_ordered_dict(dumper, odict):
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return dumper.represent_mapping(u'tag:yaml.org,2002:map', odict.items())
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yaml.add_representer(collections.OrderedDict, repr_ordered_dict)
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def rebuild_as_ordered_dict(indict, special_keys):
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outdict = collections.OrderedDict()
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for key in sorted(indict.keys()):
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if '#' in key:
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outdict[key] = indict[key]
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for key in special_keys:
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if key in indict:
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outdict[key] = indict[key]
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for key in sorted(indict.keys()):
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if key in special_keys: continue
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if '#' in key: continue
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outdict[key] = indict[key]
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return outdict
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def clean_elem(indict):
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for name in ['public_headers', 'headers', 'src']:
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if name not in indict: continue
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inlist = indict[name]
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protos = list(x for x in inlist if os.path.splitext(x)[1] == '.proto')
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others = set(x for x in inlist if x not in protos)
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indict[name] = protos + sorted(others)
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return rebuild_as_ordered_dict(indict, _ELEM_KEYS)
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for filename in sys.argv[1:]:
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with open(filename) as f:
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js = yaml.load(f)
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js = rebuild_as_ordered_dict(js, _TOP_LEVEL_KEYS)
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for grp in ['filegroups', 'libs', 'targets']:
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if grp not in js: continue
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js[grp] = sorted([clean_elem(x) for x in js[grp]],
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key=lambda x: (x.get('language', '_'), x['name']))
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output = yaml.dump(js, indent=2, width=80, default_flow_style=False)
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# massage out trailing whitespace
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lines = []
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for line in output.splitlines():
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lines.append(line.rstrip() + '\n')
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output = ''.join(lines)
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if TEST:
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with open(filename) as f:
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assert f.read() == output
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else:
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with open(filename, 'w') as f:
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f.write(output)
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