color: move '_colormode' to the core 'ui' class
Having all 'ui' objects aware of 'color' allows us to update the core code to
handle color. The mode will stay 'None' in the default case so that will not
introduce any changes.
#require eol-in-paths
https://bz.mercurial-scm.org/352
test issue352
$ hg init foo
$ cd foo
$ A=`printf 'he\rllo'`
$ echo foo > "$A"
$ hg add
adding he\r (no-eol) (esc)
llo
abort: '\n' and '\r' disallowed in filenames: 'he\rllo'
[255]
$ hg ci -A -m m
adding he\r (no-eol) (esc)
llo
abort: '\n' and '\r' disallowed in filenames: 'he\rllo'
[255]
$ rm "$A"
$ echo foo > "hell
> o"
$ hg add
adding hell
o
abort: '\n' and '\r' disallowed in filenames: 'hell\no'
[255]
$ hg ci -A -m m
adding hell
o
abort: '\n' and '\r' disallowed in filenames: 'hell\no'
[255]
$ echo foo > "$A"
$ hg debugwalk
f he\r (no-eol) (esc)
llo he\r (no-eol) (esc)
llo
f hell
o hell
o
$ echo bla > quickfox
$ hg add quickfox
$ hg ci -m 2
$ A=`printf 'quick\rfox'`
$ hg cp quickfox "$A"
abort: '\n' and '\r' disallowed in filenames: 'quick\rfox'
[255]
$ hg mv quickfox "$A"
abort: '\n' and '\r' disallowed in filenames: 'quick\rfox'
[255]
https://bz.mercurial-scm.org/2036
$ cd ..
test issue2039
$ hg init bar
$ cd bar
$ cat <<EOF >> $HGRCPATH
> [extensions]
> color =
> [color]
> mode = ansi
> EOF
$ A=`printf 'foo\nbar'`
$ B=`printf 'foo\nbar.baz'`
$ touch "$A"
$ touch "$B"
$ hg status --color=always
\x1b[0;35;1;4m? \x1b[0m\x1b[0;35;1;4mfoo\x1b[0m (esc)
\x1b[0;35;1;4mbar\x1b[0m (esc)
\x1b[0;35;1;4m? \x1b[0m\x1b[0;35;1;4mfoo\x1b[0m (esc)
\x1b[0;35;1;4mbar.baz\x1b[0m (esc)
$ cd ..