Mercurial > hg
view hgext/beautifygraph.py @ 40527:1b49b84d5ed5
pycompat: adding Linux detection and fixing Mac
Python 3 recommends detecting OSs with the prefix of the platform, but we were
comparing the full string for macOS. We also didn't have Linux detection, which
is convenient for extensions to use (rather than have some OSs detected by hg
and some by the extension).
Reference:
https://docs.python.org/3/library/sys.html#sys.platform
Differential Revision: https://phab.mercurial-scm.org/D5227
author | rdamazio@google.com |
---|---|
date | Mon, 05 Nov 2018 19:52:42 -0800 |
parents | c2a0bc6412db |
children | 2372284d9457 |
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# -*- coding: UTF-8 -*- # beautifygraph.py - improve graph output by using Unicode characters # # Copyright 2018 John Stiles <johnstiles@gmail.com> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. '''beautify log -G output by using Unicode characters (EXPERIMENTAL) A terminal with UTF-8 support and monospace narrow text are required. ''' from __future__ import absolute_import from mercurial.i18n import _ from mercurial import ( encoding, extensions, graphmod, pycompat, templatekw, ) # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should # be specifying the version(s) of Mercurial they are tested with, or # leave the attribute unspecified. testedwith = 'ships-with-hg-core' def prettyedge(before, edge, after): if edge == '~': return '\xE2\x95\xA7' # U+2567 ╧ if edge == '/': return '\xE2\x95\xB1' # U+2571 ╱ if edge == '-': return '\xE2\x94\x80' # U+2500 ─ if edge == '|': return '\xE2\x94\x82' # U+2502 │ if edge == ':': return '\xE2\x94\x86' # U+2506 ┆ if edge == '\\': return '\xE2\x95\xB2' # U+2572 ╲ if edge == '+': if before == ' ' and not after == ' ': return '\xE2\x94\x9C' # U+251C ├ if after == ' ' and not before == ' ': return '\xE2\x94\xA4' # U+2524 ┤ return '\xE2\x94\xBC' # U+253C ┼ return edge def convertedges(line): line = ' %s ' % line pretty = [] for idx in pycompat.xrange(len(line) - 2): pretty.append(prettyedge(line[idx:idx + 1], line[idx + 1:idx + 2], line[idx + 2:idx + 3])) return ''.join(pretty) def getprettygraphnode(orig, *args, **kwargs): node = orig(*args, **kwargs) if node == 'o': return '\xE2\x97\x8B' # U+25CB ○ if node == '@': return '\xE2\x97\x8D' # U+25CD ◍ if node == '*': return '\xE2\x88\x97' # U+2217 ∗ if node == 'x': return '\xE2\x97\x8C' # U+25CC ◌ if node == '_': return '\xE2\x95\xA4' # U+2564 ╤ return node def outputprettygraph(orig, ui, graph, *args, **kwargs): (edges, text) = zip(*graph) graph = zip([convertedges(e) for e in edges], text) return orig(ui, graph, *args, **kwargs) def extsetup(ui): if ui.plain('graph'): return if encoding.encoding != 'UTF-8': ui.warn(_('beautifygraph: unsupported encoding, UTF-8 required\n')) return if r'A' in encoding._wide: ui.warn(_('beautifygraph: unsupported terminal settings, ' 'monospace narrow text required\n')) return extensions.wrapfunction(graphmod, 'outputgraph', outputprettygraph) extensions.wrapfunction(templatekw, 'getgraphnode', getprettygraphnode)