scmutil: drop unreachable except clause
socket.error is a subclass of IOError, which we catch higher up. It
seems to have been this way since 020a896a5292 (dispatch: sort
exception handlers, 2009-01-12), so let's celebrate the 10 year
anniversary (a few days late) of it being wrong by deleting it.
Differential Revision: https://phab.mercurial-scm.org/D5626
https://bz.mercurial-scm.org/2493
Testing tagging with the EOL extension
$ cat >> $HGRCPATH <<EOF
> [extensions]
> eol =
>
> [eol]
> native = CRLF
> EOF
setup repository
$ hg init repo
$ cd repo
$ cat > .hgeol <<EOF
> [patterns]
> ** = native
> EOF
$ printf "first\r\nsecond\r\nthird\r\n" > a.txt
$ hg commit --addremove -m 'checkin'
adding .hgeol
adding a.txt
Tag:
$ hg tag 1.0
Rewrite .hgtags file as it would look on a new checkout:
$ hg update -q null
$ hg update -q
Touch .hgtags file again:
$ hg tag 2.0
$ cd ..