view tests/test-alias.out @ 5279:2dbd750b3ddd

convert: clear the dirstate before a conversion, invalidate it afterwards

Clearing it before the conversion protects us from whatever data were
there (file copies in particular).

Invalidating it after the conversion avoids writing a possibly
inconsistent dirstate to disk.

% basic
% unknown
*** [alias] unknown: command bargle is unknown
% ambiguous
*** [alias] ambiguous: command s is ambiguous
% recursive
*** [alias] recursive: circular dependency on recursive
adding foo
% with opts
C foo