templater: handle SyntaxError when parsing ui.logtemplate
Before, Mercurial would crash with a traceback ending with
SyntaxError: unmatched quotes
if you configured
[ui]
logtemplate = {rev}\n
The SyntaxError is now catched and the string is re-parsed without
requiring quotes.
basic test for hg debugrebuildstate
$ hg init repo
$ cd repo
$ touch foo bar
$ hg ci -Am 'add foo bar'
adding bar
adding foo
$ touch baz
$ hg add baz
$ hg rm bar
$ hg debugrebuildstate
state dump after
$ hg debugstate --nodates | sort
n 644 -1 bar
n 644 -1 foo
status
$ hg st -A
! bar
? baz
C foo