refactor(cheddar): Pass references readers & writers into renderers r/1033

This paves the way for using other things than stdin/stdout as
sources/sinks, which is required for example for implementing a
syntect_server replacement based on cheddar.

Change-Id: I5779db8dbf7b7ced109c26b940f721d237d60785
Reviewed-on: https://cl.tvl.fyi/c/depot/+/491
Reviewed-by: glittershark <grfn@gws.fyi>
Reviewed-by: lukegb <lukegb@tvl.fyi>

0 files changed, 0 insertions, 0 deletions