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#!/usr/bin/env python
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#
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# check-config - a config flag documentation checker for Mercurial
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#
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# Copyright 2015 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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import re
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import sys
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foundopts = {}
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documented = {}
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configre = (r"""ui\.config(|int|bool|list)\(['"](\S+)['"],\s*"""
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r"""['"](\S+)['"](,\s+(?:default=)?(\S+?))?\)""")
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configpartialre = (r"""ui\.config""")
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def main(args):
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for f in args:
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sect = ''
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prevname = ''
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confsect = ''
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carryover = ''
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for l in open(f):
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# check topic-like bits
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m = re.match('\s*``(\S+)``', l)
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if m:
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prevname = m.group(1)
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if re.match('^\s*-+$', l):
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sect = prevname
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prevname = ''
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if sect and prevname:
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name = sect + '.' + prevname
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documented[name] = 1
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# check docstring bits
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m = re.match(r'^\s+\[(\S+)\]', l)
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if m:
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confsect = m.group(1)
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continue
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m = re.match(r'^\s+(?:#\s*)?(\S+) = ', l)
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if m:
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name = confsect + '.' + m.group(1)
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documented[name] = 1
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# like the bugzilla extension
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m = re.match(r'^\s*(\S+\.\S+)$', l)
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if m:
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documented[m.group(1)] = 1
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# like convert
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m = re.match(r'^\s*:(\S+\.\S+):\s+', l)
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if m:
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documented[m.group(1)] = 1
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# quoted in help or docstrings
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m = re.match(r'.*?``(\S+\.\S+)``', l)
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if m:
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documented[m.group(1)] = 1
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# look for ignore markers
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m = re.search(r'# (?:internal|experimental|deprecated|developer)'
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' config: (\S+\.\S+)$', l)
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if m:
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documented[m.group(1)] = 1
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# look for code-like bits
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line = carryover + l
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m = re.search(configre, line, re.MULTILINE)
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if m:
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ctype = m.group(1)
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if not ctype:
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ctype = 'str'
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name = m.group(2) + "." + m.group(3)
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default = m.group(5)
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if default in (None, 'False', 'None', '0', '[]', '""', "''"):
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default = ''
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if re.match('[a-z.]+$', default):
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default = '<variable>'
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if name in foundopts and (ctype, default) != foundopts[name]:
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print l
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print "conflict on %s: %r != %r" % (name, (ctype, default),
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foundopts[name])
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foundopts[name] = (ctype, default)
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carryover = ''
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else:
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m = re.search(configpartialre, line)
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if m:
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carryover = line
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else:
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carryover = ''
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for name in sorted(foundopts):
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if name not in documented:
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if not (name.startswith("devel.") or
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name.startswith("experimental.") or
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name.startswith("debug.")):
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ctype, default = foundopts[name]
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if default:
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default = ' [%s]' % default
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print "undocumented: %s (%s)%s" % (name, ctype, default)
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if __name__ == "__main__":
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if len(sys.argv) > 1:
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sys.exit(main(sys.argv[1:]))
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else:
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sys.exit(main([l.rstrip() for l in sys.stdin]))
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