diff options
Diffstat (limited to 'replace')
| -rwxr-xr-x | replace | 12 |
1 files changed, 8 insertions, 4 deletions
@@ -9,7 +9,10 @@ import sys cli = argparse.ArgumentParser(description=__doc__) cli.add_argument( - "-d", "--diff", action="store_true", help="print diffs for every replacement" + "-v", "--verbose", action="store_true", help="print diffs for every replacement" +) +cli.add_argument( + "-d", "--dry", action="store_true", help="just print what would have happened" ) cli.add_argument("old", type=str, help="target string") cli.add_argument("new", type=str, help="replacement string") @@ -20,10 +23,11 @@ args = cli.parse_args() differ = difflib.Differ() -for line in fileinput.input(files=args.files, inplace=True): +for line in fileinput.input(files=args.files, inplace=not args.dry): replacement = line.replace(args.old, args.new) - if args.diff and args.old in line: + if (args.verbose or args.dry) and args.old in line: diff = list(differ.compare([line], [replacement])) sys.stderr.write(f"{fileinput.filename()}:{fileinput.lineno()}:\n") sys.stderr.writelines(diff) - print(replacement, end="") + if not args.dry: + print(replacement, end="") |