mirror of
https://github.com/facebook/sapling.git
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a7bb5defb2
Differential Revision: D7067556 fbshipit-source-id: 38aa09a544a1422e8762a7ebd697e55210ad20c5
126 lines
3.9 KiB
Python
126 lines
3.9 KiB
Python
# fbshow.py
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#
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# Copyright 2016 Facebook, Inc.
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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"""show changesets in detail with full log message, patches etc
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For example, 'hg show' prints something like
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::
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$ hg show
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changeset: 1:b73358b94785
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tag: tip
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user: test
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date: Thu Jan 01 00:00:00 1970 +0000
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files: x
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description:
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longer
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diff -r 852a8d467a01 -r b73358b94785 x
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--- a/x Thu Jan 01 00:00:00 1970 +0000
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+++ b/x Thu Jan 01 00:00:00 1970 +0000
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@@ -1,1 +1,2 @@
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show
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+more
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and 'hg show --stat' prints something like:
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$ hg show --stat
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changeset: 1:b73358b94785
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tag: tip
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user: test
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date: Thu Jan 01 00:00:00 1970 +0000
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files: x
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description:
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longer
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x | 1 +
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1 files changed, 1 insertions(+), 0 deletions(-)
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"""
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from mercurial.i18n import _
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from mercurial import cmdutil, commands, error, registrar, scmutil
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cmdtable = {}
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command = registrar.command(cmdtable)
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testedwith = 'ships-with-fb-hgext'
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def uisetup(ui):
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permitted_opts = [
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('g', 'git', None, _('use git extended diff format')),
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('', 'stat', None, _('output diffstat-style summary of changes')),
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] + commands.templateopts + commands.walkopts
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local_opts = [
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('', 'nodates', None, _('omit dates from diff headers ' +
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'(but keeps it in commit header)')),
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('', 'noprefix', None, _('omit a/ and b/ prefixes from filenames')),
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('U', 'unified', int, _('number of lines of diff context to show')),
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] + commands.diffwsopts
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aliases, entry = cmdutil.findcmd('log', commands.table)
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allowed_opts = [opt for opt in entry[1]
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if opt in permitted_opts] + local_opts
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# manual call of the decorator
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command('^show',
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allowed_opts,
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_('[OPTION]... [REV [FILE]...]'),
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inferrepo=True)(show)
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def show(ui, repo, *args, **opts):
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"""show revision in detail
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This behaves similarly to :hg:`log -vp -r REV [OPTION]... [FILE]...`, or
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if called without a REV, :hg:`log -vp -r . [OPTION]...` Use
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:hg:`log` for more powerful operations than supported by hg show
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See :hg:`help templates` for more about pre-packaged styles and
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specifying custom templates.
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"""
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ui.pager('show')
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if len(args) == 0:
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opts['rev'] = ['.']
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pats = []
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else:
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opts['rev'] = [args[0]]
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pats = args[1:]
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if not scmutil.revrange(repo, opts['rev']):
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h = _("if %s is a file, try `hg show . %s`") % (args[0], args[0])
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raise error.Abort(_("unknown revision %s") % args[0],
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hint=h)
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opts['patch'] = not opts['stat']
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opts['verbose'] = True
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# Copy tracking is slow when doing a git diff. Override hgrc, and rely on
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# opts getting us a git diff if it's been requested. Ideally, we'd find and
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# fix the slowness in copy tracking, but this works for now.
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# On a commit with lots of possible copies, Bryan O'Sullivan found that this
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# reduces "time hg show" from 1.76 seconds to 0.81 seconds.
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overrides = {('diff', 'git'): opts.get('git')
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,('diff', 'unified'): opts.get('unified')
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,('ui', 'verbose'): True}
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overrides.update({('diff', opt): opts.get(opt)
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for opt in commands.diffwsopts})
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# Call the log command. cmdutil.findcmd ensures that wrapped version of
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# the log command is called
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_aliases, logcmdwithopts = cmdutil.findcmd('log', commands.table)
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logcmd, logoptsdescription = logcmdwithopts[:2]
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logopts = {}
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# Initialize all log options to a default value
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for opt in logoptsdescription:
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name = opt[1]
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value = opt[2]
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logopts[name] = value
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logopts.update(opts)
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with ui.configoverride(overrides, 'show'):
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logcmd(ui, repo, *pats, **logopts)
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