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Camelid 1189701516 Update logging section and explain RUSTC_LOG_COLOR (#997)
* Update logging section and explain `RUSTC_LOG_COLOR`

* Small fixes

Co-authored-by: Léo Lanteri Thauvin <leseulartichaut@gmail.com>

* Mention that prefixes of paths work as log filters

* `=debug` matches `debug!` *and higher*

* Note that `MIRI_LOG_COLOR` only applies to logs from Miri

Co-authored-by: Léo Lanteri Thauvin <leseulartichaut@gmail.com>
2020-12-31 01:08:00 +01:00
src/doc/rustc-dev-guide Update logging section and explain RUSTC_LOG_COLOR (#997) 2020-12-31 01:08:00 +01:00