Abort if earlygetopt fails to detect an option.
Otherwise it could happen that a command is used on the wrong repository,
because abbreviations of --cwd or --repository were ignored.
uisetup called
ui.parentui isnot None
reposetup called for a
ui == repo.ui
Foo
uisetup called
ui.parentui is None
reposetup called for a
ui == repo.ui
reposetup called for b
ui == repo.ui
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
uisetup called
ui.parentui is None
Bar
% module/__init__.py-style
uisetup called
ui.parentui isnot None
reposetup called for a
ui == repo.ui
Foo