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comparison mercurial/cmdutil.py @ 10057:babc00a82c5e

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cmdutil: extract latest tags closures in templatekw
author Patrick Mezard <pmezard@gmail.com>
date Sun, 13 Dec 2009 18:06:24 +0100
parents 1a114aca93fa
children c829563b3118
comparison
equal deleted inserted replaced
10056:1a114aca93fa 10057:babc00a82c5e
761 cache={ 761 cache={
762 'parent': '{rev}:{node|formatnode} ', 762 'parent': '{rev}:{node|formatnode} ',
763 'manifest': '{rev}:{node|formatnode}', 763 'manifest': '{rev}:{node|formatnode}',
764 'filecopy': '{name} ({source})', 764 'filecopy': '{name} ({source})',
765 'extra': '{key}={value|stringescape}'}) 765 'extra': '{key}={value|stringescape}'})
766 # Cache mapping from rev to a tuple with tag date, tag 766 self.cache = {}
767 # distance and tag name
768 self._latesttagcache = {-1: (0, 0, 'null')}
769 767
770 def use_template(self, t): 768 def use_template(self, t):
771 '''set template string to use''' 769 '''set template string to use'''
772 self.t.cache['changeset'] = t 770 self.t.cache['changeset'] = t
773 771
781 return [parents[0], self.repo['null']] 779 return [parents[0], self.repo['null']]
782 if parents[0].rev() >= ctx.rev() - 1: 780 if parents[0].rev() >= ctx.rev() - 1:
783 return [] 781 return []
784 return parents 782 return parents
785 783
786 def _latesttaginfo(self, rev):
787 '''return date, distance and name for the latest tag of rev'''
788 todo = [rev]
789 while todo:
790 rev = todo.pop()
791 if rev in self._latesttagcache:
792 continue
793 ctx = self.repo[rev]
794 tags = [t for t in ctx.tags() if self.repo.tagtype(t) == 'global']
795 if tags:
796 self._latesttagcache[rev] = ctx.date()[0], 0, ':'.join(sorted(tags))
797 continue
798 try:
799 # The tuples are laid out so the right one can be found by comparison.
800 pdate, pdist, ptag = max(
801 self._latesttagcache[p.rev()] for p in ctx.parents())
802 except KeyError:
803 # Cache miss - recurse
804 todo.append(rev)
805 todo.extend(p.rev() for p in ctx.parents())
806 continue
807 self._latesttagcache[rev] = pdate, pdist + 1, ptag
808 return self._latesttagcache[rev]
809
810 def _show(self, ctx, copies, props): 784 def _show(self, ctx, copies, props):
811 '''show a single changeset or file revision''' 785 '''show a single changeset or file revision'''
812 786
813 showlist = templatekw.showlist 787 showlist = templatekw.showlist
814 788
818 return showlist(templ, 'parent', parents, **args) 792 return showlist(templ, 'parent', parents, **args)
819 793
820 def showcopies(repo, ctx, templ, **args): 794 def showcopies(repo, ctx, templ, **args):
821 c = [{'name': x[0], 'source': x[1]} for x in copies] 795 c = [{'name': x[0], 'source': x[1]} for x in copies]
822 return showlist(templ, 'file_copy', c, plural='file_copies', **args) 796 return showlist(templ, 'file_copy', c, plural='file_copies', **args)
823
824 def showlatesttag(repo, ctx, templ, **args):
825 return self._latesttaginfo(ctx.rev())[2]
826 def showlatesttagdistance(repo, ctx, templ, **args):
827 return self._latesttaginfo(ctx.rev())[1]
828 797
829 defprops = { 798 defprops = {
830 'file_copies': showcopies, 799 'file_copies': showcopies,
831 'parents': showparents, 800 'parents': showparents,
832 'latesttag': showlatesttag,
833 'latesttagdistance': showlatesttagdistance,
834 } 801 }
835 props = props.copy() 802 props = props.copy()
836 props.update(templatekw.keywords) 803 props.update(templatekw.keywords)
837 props.update(defprops) 804 props.update(defprops)
838 props['templ'] = self.t 805 props['templ'] = self.t
839 props['ctx'] = ctx 806 props['ctx'] = ctx
840 props['repo'] = self.repo 807 props['repo'] = self.repo
841 props['revcache'] = {} 808 props['revcache'] = {}
809 props['cache'] = self.cache
842 810
843 # find correct templates for current mode 811 # find correct templates for current mode
844 812
845 tmplmodes = [ 813 tmplmodes = [
846 (True, None), 814 (True, None),