Edition: Bump to 2021

Henrik Tjäder · Henrik Tjäder · commit f18475e25c68 · 2021-12-25T12:55:00.000+01:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -6,7 +6,7 @@ authors = [
 categories = ["concurrency", "embedded", "no-std"]
 description = "The Real-Time Interrupt-driven Concurrency (RTIC) meta language"
 documentation = "https://docs.rs/rtic-syntax"
-edition = "2018"
+edition = "2021"
 keywords = []
 license = "MIT OR Apache-2.0"
 name = "rtic-syntax"
diff --git a/src/lib.rs b/src/lib.rs
@@ -1,6 +1,7 @@
 //! The Real-Time Interrupt-driven Concurrency (RTIC) meta language
 
 #![deny(missing_docs)]
+#![deny(rust_2021_compatibility)]
 #![deny(rust_2018_compatibility)]
 #![deny(rust_2018_idioms)]
 #![doc(
