rustc-ap-rustc_errors 641.0.0

Automatically published version of the package `rustc_errors` in the rust-lang/rust repository from commit 42a0bd2091b9ca8fe5059fd5f4a26279a388f278 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish

Diagnostics creation and emission for rustc.

This module contains the code for creating and emitting diagnostics.