view tests/test-profile.out @ 7547:4949729ee9ee

python implementation of diffstat

Implemented as two functions: diffstat, which yields lines of text,
formatted as a usual diffstat output, and diffstatdata, which is called
inside diffstat to do real performing and yield file names with
appropriate data (numbers of added and removed lines).

% test --time
% test --profile
% test --lsprof