| #!/usr/bin/python |
| # produces cleaner build.json files |
| |
| import collections |
| import json |
| import os |
| import sys |
| |
| TEST = (os.environ.get('TEST', 'false') == 'true') |
| |
| _TOP_LEVEL_KEYS = ['settings', 'filegroups', 'libs', 'targets'] |
| _VERSION_KEYS = ['major', 'minor', 'micro', 'build'] |
| _ELEM_KEYS = [ |
| 'name', |
| 'build', |
| 'language', |
| 'public_headers', |
| 'headers', |
| 'src', |
| 'deps'] |
| |
| def rebuild_as_ordered_dict(indict, special_keys): |
| outdict = collections.OrderedDict() |
| for key in special_keys: |
| if key in indict: |
| outdict[key] = indict[key] |
| for key in sorted(indict.keys()): |
| if key in special_keys: continue |
| outdict[key] = indict[key] |
| return outdict |
| |
| def clean_elem(indict): |
| for name in ['public_headers', 'headers', 'src']: |
| if name not in indict: continue |
| inlist = indict[name] |
| protos = set(x for x in inlist if os.path.splitext(x)[1] == '.proto') |
| others = set(x for x in inlist if x not in protos) |
| indict[name] = sorted(protos) + sorted(others) |
| return rebuild_as_ordered_dict(indict, _ELEM_KEYS) |
| |
| for filename in sys.argv[1:]: |
| with open(filename) as f: |
| js = json.load(f) |
| js = rebuild_as_ordered_dict(js, _TOP_LEVEL_KEYS) |
| js['settings']['version'] = rebuild_as_ordered_dict( |
| js['settings']['version'], _VERSION_KEYS) |
| for grp in ['filegroups', 'libs', 'targets']: |
| if grp not in js: continue |
| js[grp] = sorted([clean_elem(x) for x in js[grp]], |
| key=lambda x: (x.get('language', '_'), x['name'])) |
| output = json.dumps(js, indent = 2) |
| # massage out trailing whitespace |
| lines = [] |
| for line in output.splitlines(): |
| lines.append(line.rstrip() + '\n') |
| output = ''.join(lines) |
| if TEST: |
| with open(filename) as f: |
| assert f.read() == output |
| else: |
| with open(filename, 'w') as f: |
| f.write(output) |
| |