History of when 2 changes

In src/cli/format.rs, lines 20–41 on 5cde7882d7674a3606418903739ac09b25e64910d5c2768d31de95e8a0a1106c. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 20,41:src/cli/format.rs.