Set MSRV to 1.51

The `doc(include)` logic is placed back behind the `nightly` feature flag, as it requires 1.54.
ZcashFoundation · Nov 19, 2021 · d99a256 · d99a256
1 parent b915593
commit d99a256
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diff --git a/rust-toolchain b/rust-toolchain
@@ -0,0 +1 @@
+1.51.0
diff --git a/src/lib.rs b/src/lib.rs
@@ -8,8 +8,12 @@
 // - Deirdre Connolly <[email protected]>
 // - Henry de Valence <[email protected]>
 
+#![doc(html_root_url = "https://docs.rs/reddsa/0.0.0")]
+#![cfg_attr(feature = "nightly", feature(external_doc))]
+#![cfg_attr(feature = "nightly", doc(include = "../README.md"))]
 #![deny(missing_docs)]
-#![doc = include_str!("../README.md")]
+
+//! Docs require the `nightly` feature until RFC 1990 lands.
 
 pub mod batch;
 mod constants;