| ⇢ | B | test_verbose() added | |
| ⇢ | B | test_quiet() added | |
| ⇢ | B | test_json() added | |
| ⇢ | A | test_version() added | |
| ⇢ | A | test_not_git_repository() added | |
| ⇢ | A | tmpdir() added | |
| ⇢ | A | test_output_command_error() added | |
| ⇢ | A | _git_init() added | |
| ⇢ | A | _git_commit() added | |
| ⇢ | A | _git_tag() added | |
| D | ↘ | F | main() got worse |