inter/misc/show-changes.py
2018-01-13 13:52:47 -08:00

115 lines
No EOL
2.9 KiB
Python
Executable file

#!/usr/bin/env python
from __future__ import print_function
import os, sys, subprocess
from argparse import ArgumentParser
from xml.dom.minidom import parse as xmlParseFile
from collections import OrderedDict
def main():
opts = ArgumentParser(description='Shows glyph-related changes.')
opts.add_argument(
'sinceCommit', metavar='<since-commit>', type=str,
help='Start commit.')
opts.add_argument(
'untilCommit', metavar='<until-commit>', type=str, nargs='?',
default='HEAD', help='End commit. Defaults to HEAD.')
opts.add_argument(
'-markdown', dest='markdown', action='store_const',
const=True, default=False,
help='Output text suitable for Markdown (rather than plain text.)')
a = opts.parse_args()
rootdir = os.path.abspath(os.path.join(
os.path.dirname(__file__),
os.pardir
))
try:
out = subprocess.check_output(
[
'git',
'-C', rootdir,
'diff',
'--name-status',
a.sinceCommit + '..' + a.untilCommit,
'--', 'src'
],
shell=False
).strip()
except Exception as e:
print('Did you forget to `git fetch --tags` perhaps?', file=sys.stderr)
sys.exit(1)
ufoPrefix = 'src/Inter-UI-'
changes = OrderedDict()
deleted = []
for line in out.split('\n'):
changeType, name = line.split('\t')
if name.startswith(ufoPrefix) and name.endswith('.glif'):
weight = name[len(ufoPrefix):name.find('.ufo/')]
filename = os.path.join(rootdir, name)
try:
doc = xmlParseFile(filename)
except:
deleted.append('%s/%s' % (weight, os.path.basename(name)))
continue
g = doc.documentElement
gname = g.attributes['name'].value
unicodes = set([
'U+' + u.attributes['hex'].value
for u in g.getElementsByTagName('unicode')
])
c = changes.get(gname)
if c is None:
c = {
'unicodes': unicodes,
'weights': [(weight, changeType)]
}
changes[gname] = c
else:
c['unicodes'] = c['unicodes'].union(unicodes)
c['weights'].append((weight, changeType))
longestName = 0
names = sorted(changes.keys())
if not a.markdown:
# find longest name
for name in names:
z = len(name)
if z > longestName:
longestName = z
for name in names:
c = changes[name]
weights = [ w[0] for w in c['weights'] ]
unicodes = c['unicodes']
if a.markdown:
unicodess = ''
if len(unicodes) != 0:
unicodess = ' %s' % ', '.join(['`%s`' % s for s in unicodes])
weightss = ' & '.join(weights)
print('- %s%s _%s_' % (name, unicodess, weightss))
else:
unicodess = ''
if len(unicodes) != 0:
unicodess = ' (%s)' % ', '.join(unicodes)
weightss = ' & '.join(weights)
print('%s%s %s' % (name.ljust(longestName), unicodess, weightss))
if len(deleted):
print('\nDeleted files')
for filename in deleted:
print('- %s' % filename)
main()