History of Oxy::diffText 1 change

In src/oxy.ts, lines 238–240 on b4626290e6607a36264acd6feffe828fa0b0a727b1abc189f904b8cafed86d4a. 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 238,240:src/oxy.ts.