Merge pull request zkcrypto#62 from zkcrypto/msrv-1.63

Raise MSRV to 1.63

Author: str4d

CHANGELOG.md

@@ -6,6 +6,8 @@ and this library adheres to Rust's notion of
 [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Changed
+- MSRV is now 1.63.0.
 
 ## [0.13.0] - 2022-12-06
 ### Changed

Cargo.lock

@@ -6,7 +6,7 @@ authors = [
     "Jack Grigg <jack@z.cash>",
 ]
 edition = "2021"
-rust-version = "1.56"
+rust-version = "1.63"
 readme = "README.md"
 license = "MIT/Apache-2.0"
 

Cargo.toml

@@ -11,7 +11,7 @@ wider discussion.
 
 ## Minimum Supported Rust Version
 
-Requires Rust **1.56** or higher.
+Requires Rust **1.63** or higher.
 
 Minimum supported Rust version can be changed in the future, but it will be done with a
 minor version bump.

README.md

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.56.0"
+channel = "1.63.0"
 components = [ "clippy", "rustfmt" ]

rust-toolchain.toml

@@ -255,6 +255,12 @@ pub struct Wnaf<W, B, S> {
     window_size: W,
 }
 
+impl<G: Group> Default for Wnaf<(), Vec<G>, Vec<i64>> {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl<G: Group> Wnaf<(), Vec<G>, Vec<i64>> {
     /// Construct a new wNAF context without allocating.
     pub fn new() -> Self {