copies-rust: pre-indent some code to clarify the next changeset...
copies-rust: pre-indent some code to clarify the next changeset
The next changeset will massively rewrite the next function. However having a
clear diff on the core semantic of the function will help making the next
changesets clearer. So we do most of the churn beforehand.
Differential Revision:
https://phab.mercurial-scm.org/D9301
