parsedate: understand "now" as a shortcut for the current time

mercurial/help/dates.txt

@@ -20,6 +20,7 b' Many date formats are valid. Here are so'
 - ``12/6/6`` (Dec 6 2006)
 - ``today`` (midnight)
 - ``yesterday`` (midnight)
+- ``now`` - right now
 
 Lastly, there is Mercurial's internal format:
 

mercurial/util.py

@@ -1060,6 +1060,12 b' def parsedate(date, formats=None, bias={'
                                                datetime.timedelta(days=1)\
                                               ).strftime('%b %d'))
     True
+    >>> now, tz = makedate()
+    >>> strnow, strtz = parsedate('now')
+    >>> (strnow - now) < 1
+    True
+    >>> tz == strtz
+    True
     """
     if not date:
         return 0, 0
@@ -1069,6 +1075,8 b' def parsedate(date, formats=None, bias={'
         formats = defaultdateformats
     date = date.strip()
 
+    if date == _('now'):
+        return makedate()
     if date == _('today'):
         date = datetime.date.today().strftime('%b %d')
     elif date == _('yesterday'):

tests/test-parse-date.t

@@ -251,3 +251,8 b" Test issue 3764 (interpreting 'today' an"
   $ hg ci -d "`sed -n '2p' dates`" -m "the time traveler's code"
   $ hg log -d yesterday --template '{desc}\n'
   the time traveler's code
+  $ echo "foo" >> a
+  $ hg commit -d now -m 'Explicitly committed now.'
+  $ hg log -d today --template '{desc}\n'
+  Explicitly committed now.
+  today is a good day to code