rustc-ap-rustc_errors 677.0.0

Automatically published version of the package `rustc_errors` in the rust-lang/rust repository from commit d9cd4a33f53689bc0847775669a14f666a138fd7 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish
Documentation
Diagnostics creation and emission for `rustc`. This module contains the code for creating and emitting diagnostics.