Mercurial > hg
changeset 31518:43d6ef658874
color: insert color code after every "\e[0m" (issue5413)
This assumes the last color wins, tested in ANSI mode. I guess terminfo mode
would work in the same way.
| author | Yuya Nishihara <yuya@tcha.org> |
|---|---|
| date | Sat, 18 Mar 2017 20:11:15 +0900 |
| parents | 468bc8a1863d |
| children | 3725986b151a |
| files | mercurial/color.py tests/test-command-template.t tests/test-doctest.py |
| diffstat | 3 files changed, 25 insertions(+), 1 deletions(-) [+] |
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--- a/mercurial/color.py Sat Mar 18 19:59:47 2017 +0900 +++ b/mercurial/color.py Sat Mar 18 20:11:15 2017 +0900 @@ -296,6 +296,23 @@ else: return curses.tparm(curses.tigetstr('setaf'), val) +def _mergeeffects(text, start, stop): + """Insert start sequence at every occurrence of stop sequence + + >>> s = _mergeeffects('cyan', '[C]', '|') + >>> s = _mergeeffects(s + 'yellow', '[Y]', '|') + >>> s = _mergeeffects('ma' + s + 'genta', '[M]', '|') + >>> s = _mergeeffects('red' + s, '[R]', '|') + >>> s + '[R]red[M]ma[Y][C]cyan|[R][M][Y]yellow|[R][M]genta|' + """ + parts = [] + for t in text.split(stop): + if not t: + continue + parts.extend([start, t, stop]) + return ''.join(parts) + def _render_effects(ui, text, effects): 'Wrap text in commands to turn on each effect.' if not text: @@ -308,7 +325,7 @@ start = [str(_effects[e]) for e in ['none'] + effects.split()] start = '\033[' + ';'.join(start) + 'm' stop = '\033[' + str(_effects['none']) + 'm' - return ''.join([start, text, stop]) + return _mergeeffects(text, start, stop) def colorlabel(ui, msg, label): """add color control code according to the mode"""
--- a/tests/test-command-template.t Sat Mar 18 19:59:47 2017 +0900 +++ b/tests/test-command-template.t Sat Mar 18 20:11:15 2017 +0900 @@ -3348,6 +3348,12 @@ $ hg log --color=always -l 1 --template '{label(red, "text\n")}' \x1b[0;31mtext\x1b[0m (esc) +color effects can be nested (issue5413) + + $ hg debugtemplate --color=always \ + > '{label(red, "red{label(magenta, "ma{label(cyan, "cyan")}{label(yellow, "yellow")}genta")}")}\n' + \x1b[0;31mred\x1b[0;35mma\x1b[0;36mcyan\x1b[0m\x1b[0;31m\x1b[0;35m\x1b[0;33myellow\x1b[0m\x1b[0;31m\x1b[0;35mgenta\x1b[0m (esc) + label should be no-op if color is disabled: $ hg log --color=never -l 1 --template '{label(red, "text\n")}'
--- a/tests/test-doctest.py Sat Mar 18 19:59:47 2017 +0900 +++ b/tests/test-doctest.py Sat Mar 18 20:11:15 2017 +0900 @@ -23,6 +23,7 @@ testmod('mercurial.changegroup') testmod('mercurial.changelog') +testmod('mercurial.color') testmod('mercurial.config') testmod('mercurial.dagparser', optionflags=doctest.NORMALIZE_WHITESPACE) testmod('mercurial.dispatch')