view tests/printrevset.py @ 42502:c929f612afac

logcmdutil: also check for copies in null revision and working copy

It's safe (and fast) to look for copies in the null revision, and it's
incorrect not to look for them in the working copy, so let's look in
both places.

Differential Revision: https://phab.mercurial-scm.org/D6544

from __future__ import absolute_import
from mercurial import (
  cmdutil,
  commands,
  extensions,
  logcmdutil,
  revsetlang,
  smartset,
)

from mercurial.utils import (
  stringutil,
)

def logrevset(repo, pats, opts):
    revs = logcmdutil._initialrevs(repo, opts)
    if not revs:
        return None
    match, pats, slowpath = logcmdutil._makematcher(repo, revs, pats, opts)
    return logcmdutil._makerevset(repo, match, pats, slowpath, opts)

def uisetup(ui):
    def printrevset(orig, repo, pats, opts):
        revs, filematcher = orig(repo, pats, opts)
        if opts.get(b'print_revset'):
            expr = logrevset(repo, pats, opts)
            if expr:
                tree = revsetlang.parse(expr)
                tree = revsetlang.analyze(tree)
            else:
                tree = []
            ui = repo.ui
            ui.write(b'%s\n' % stringutil.pprint(opts.get(b'rev', [])))
            ui.write(revsetlang.prettyformat(tree) + b'\n')
            ui.write(stringutil.prettyrepr(revs) + b'\n')
            revs = smartset.baseset()  # display no revisions
        return revs, filematcher
    extensions.wrapfunction(logcmdutil, 'getrevs', printrevset)
    aliases, entry = cmdutil.findcmd(b'log', commands.table)
    entry[1].append((b'', b'print-revset', False,
                     b'print generated revset and exit (DEPRECATED)'))