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Implemented --dryrun option.

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This commit is contained in:
Eric S. Raymond 2007-06-29 11:01:37 +00:00
parent c7eb4ede7f
commit 93839b4ba9
1 changed files with 19 additions and 8 deletions
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27
data/tools/wmlindent
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@ -27,6 +27,11 @@ that is atomically renamed when it's done. If the output file is identical
to the input, the output file will simply be deleted, so the timestamp
on the input file won't be touched.
The --dryrun option detects and reports files that would be changed
without changing them. The --verbose or -v option enables reporting
of files that are (or would be, under --dryrun) changed. With -v -v,
unchanged files are also reported.
Note: This does not include a parser. It will produce bad results on WML
that is syntactically unbalanced. Unbalanced double quotes that aren't part
of a multiline literal will also confuse it. You will receive warnings
@ -180,20 +185,26 @@ def convertor(linefilter, arglist):
else:
if verbose >= 1:
sys.stderr.write("wmlindent: %s changed\n" % filename)
os.remove(filename) # For Windows portability
# There's a tiny window open if you keyboard-
# interrupt here. It's unavoidable, because
# there's no known way to do an atomic rename
# under Windows when the target exists -- see
# Python manual 14.1.4::rename()
os.rename(filename + ".out", filename)
if not dryrun:
os.remove(filename) # For Windows portability
# There's a tiny window open if you keyboard-
# interrupt here. It's unavoidable, because
# there's no known way to do an atomic rename
# under Windows when the target exists -- see
# Python manual 14.1.4::rename()
os.rename(filename + ".out", filename)
if __name__ == '__main__':
(options, arguments) = getopt.getopt(sys.argv[1:], "h:v")
(options, arguments) = getopt.getopt(sys.argv[1:], "h:v",
['dryrun', 'verbose'])
verbose = 0
dryrun = False
for (opt, val) in options:
if opt == "-?":
print __doc__
elif opt in ('-d', '--dryrun'):
dryrun = True
verbose = max(1, verbose)
elif opt == '-v':
verbose += 1
convertor(lambda n, f1, f2: reindent(n, f1, f2), arguments)