Summary: cd && cmd won't work so use chdir; -m $multiline_message won't work so use -F $tmp_file
Test Plan: this is actually un-tested at the moment.
Reviewers: epriestley
Reviewed By: epriestley
CC: aran, Korvin
Maniphest Tasks: T1617
Differential Revision: https://secure.phabricator.com/D3592
Summary:
This object is highly useful in many client event handlers (particularly for access to the CLI) and allows them to be implemented less intrusively.
This also slightly reduces code duplication.
Test Plan: Ran "arc diff".
Reviewers: vrana, btrahan
Reviewed By: vrana
CC: aran
Maniphest Tasks: T1753
Differential Revision: https://secure.phabricator.com/D3421
