refactor: split writer source
Move the event lookahead and the source checks out of writer/mod.rs, which was at 799 lines, so it has room for the next changes.
Parentdbd119a
2 files changed+63-54
StackedSplit
Move the event lookahead and the source checks out of writer/mod.rs, which was at 799 lines, so it has room for the next changes.