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Show a nicer message when attempting to diff unicode files.

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This commit is contained in:
Michael DeHaan 2013-02-17 19:32:28 -05:00
parent 18cbb64f25
commit 61d01f549f
1 changed files with 11 additions and 3 deletions
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14
lib/ansible/utils/__init__.py
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@ -35,6 +35,7 @@ import tty
import pipes
import random
import difflib
import warnings
VERBOSITY=0
@ -619,9 +620,16 @@ def make_sudo_cmd(sudo_user, executable, cmd):
prompt, sudo_user, executable or '$SHELL', pipes.quote(cmd))
return ('/bin/sh -c ' + pipes.quote(sudocmd), prompt)
def get_diff(before_string, after_string):
def get_diff(before, after):
# called by --diff usage in playbook and runner via callbacks
# include names in diffs 'before' and 'after' and do diff -U 10
differ = difflib.unified_diff(before_string.split("\n"), after_string.split("\n"), 'before', 'after', '', '', 10)
return "\n".join(list(differ))
try:
with warnings.catch_warnings():
warnings.simplefilter('ignore')
differ = difflib.unified_diff(before.split("\n"), after.split("\n"), 'before', 'after', '', '', 10)
return "\n".join(list(differ))
except UnicodeDecodeError:
return ">> the files are different, but the diff library cannot compare unicode strings"