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view mercurial/color.py @ 31047:8aaebe8e47ec
version: enable pager if --verbose is specified
`hg version` output is very short without --verbose, but with
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author | Augie Fackler <augie@google.com> |
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date | Mon, 06 Feb 2017 23:08:49 -0500 |
parents | e5363cb96233 |
children | a0bde5ec3a46 |
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# utility for color output for Mercurial commands # # Copyright (C) 2007 Kevin Christen <kevin.christen@gmail.com> and other # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. from __future__ import absolute_import from .i18n import _ try: import curses # Mapping from effect name to terminfo attribute name (or raw code) or # color number. This will also force-load the curses module. _terminfo_params = {'none': (True, 'sgr0', ''), 'standout': (True, 'smso', ''), 'underline': (True, 'smul', ''), 'reverse': (True, 'rev', ''), 'inverse': (True, 'rev', ''), 'blink': (True, 'blink', ''), 'dim': (True, 'dim', ''), 'bold': (True, 'bold', ''), 'invisible': (True, 'invis', ''), 'italic': (True, 'sitm', ''), 'black': (False, curses.COLOR_BLACK, ''), 'red': (False, curses.COLOR_RED, ''), 'green': (False, curses.COLOR_GREEN, ''), 'yellow': (False, curses.COLOR_YELLOW, ''), 'blue': (False, curses.COLOR_BLUE, ''), 'magenta': (False, curses.COLOR_MAGENTA, ''), 'cyan': (False, curses.COLOR_CYAN, ''), 'white': (False, curses.COLOR_WHITE, '')} except ImportError: curses = None _terminfo_params = {} # start and stop parameters for effects _effects = {'none': 0, 'black': 30, 'red': 31, 'green': 32, 'yellow': 33, 'blue': 34, 'magenta': 35, 'cyan': 36, 'white': 37, 'bold': 1, 'italic': 3, 'underline': 4, 'inverse': 7, 'dim': 2, 'black_background': 40, 'red_background': 41, 'green_background': 42, 'yellow_background': 43, 'blue_background': 44, 'purple_background': 45, 'cyan_background': 46, 'white_background': 47} _styles = {'grep.match': 'red bold', 'grep.linenumber': 'green', 'grep.rev': 'green', 'grep.change': 'green', 'grep.sep': 'cyan', 'grep.filename': 'magenta', 'grep.user': 'magenta', 'grep.date': 'magenta', 'bookmarks.active': 'green', 'branches.active': 'none', 'branches.closed': 'black bold', 'branches.current': 'green', 'branches.inactive': 'none', 'diff.changed': 'white', 'diff.deleted': 'red', 'diff.diffline': 'bold', 'diff.extended': 'cyan bold', 'diff.file_a': 'red bold', 'diff.file_b': 'green bold', 'diff.hunk': 'magenta', 'diff.inserted': 'green', 'diff.tab': '', 'diff.trailingwhitespace': 'bold red_background', 'changeset.public' : '', 'changeset.draft' : '', 'changeset.secret' : '', 'diffstat.deleted': 'red', 'diffstat.inserted': 'green', 'histedit.remaining': 'red bold', 'ui.prompt': 'yellow', 'log.changeset': 'yellow', 'patchbomb.finalsummary': '', 'patchbomb.from': 'magenta', 'patchbomb.to': 'cyan', 'patchbomb.subject': 'green', 'patchbomb.diffstats': '', 'rebase.rebased': 'blue', 'rebase.remaining': 'red bold', 'resolve.resolved': 'green bold', 'resolve.unresolved': 'red bold', 'shelve.age': 'cyan', 'shelve.newest': 'green bold', 'shelve.name': 'blue bold', 'status.added': 'green bold', 'status.clean': 'none', 'status.copied': 'none', 'status.deleted': 'cyan bold underline', 'status.ignored': 'black bold', 'status.modified': 'blue bold', 'status.removed': 'red bold', 'status.unknown': 'magenta bold underline', 'tags.normal': 'green', 'tags.local': 'black bold'} def loadcolortable(ui, extname, colortable): _styles.update(colortable) def configstyles(ui): for status, cfgeffects in ui.configitems('color'): if '.' not in status or status.startswith(('color.', 'terminfo.')): continue cfgeffects = ui.configlist('color', status) if cfgeffects: good = [] for e in cfgeffects: if valideffect(e): good.append(e) else: ui.warn(_("ignoring unknown color/effect %r " "(configured in color.%s)\n") % (e, status)) _styles[status] = ' '.join(good) def valideffect(effect): 'Determine if the effect is valid or not.' return ((not _terminfo_params and effect in _effects) or (effect in _terminfo_params or effect[:-11] in _terminfo_params)) def _effect_str(effect): '''Helper function for render_effects().''' bg = False if effect.endswith('_background'): bg = True effect = effect[:-11] try: attr, val, termcode = _terminfo_params[effect] except KeyError: return '' if attr: if termcode: return termcode else: return curses.tigetstr(val) elif bg: return curses.tparm(curses.tigetstr('setab'), val) else: return curses.tparm(curses.tigetstr('setaf'), val) def _render_effects(text, effects): 'Wrap text in commands to turn on each effect.' if not text: return text if not _terminfo_params: start = [str(_effects[e]) for e in ['none'] + effects.split()] start = '\033[' + ';'.join(start) + 'm' stop = '\033[' + str(_effects['none']) + 'm' else: start = ''.join(_effect_str(effect) for effect in ['none'] + effects.split()) stop = _effect_str('none') return ''.join([start, text, stop])