Upgrade to 2021 edition

ubolonton · Mar 15, 2024 · b4fa6f6 · b4fa6f6
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -4,6 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
+- Upgraded to Rust 2021 edition.
 
 ## [0.18.0] - 2021-09-26
 - Eliminated the build-time dependency on LLVM by putting the raw Rust bindings in source, instead of generating them at build time. This would also make builds faster.

diff --git a/Cargo.toml b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "emacs"
 version = "0.18.0"
-edition = "2018"
+edition = "2021"
 description = "Rust library for creating Emacs's dynamic modules"
 homepage = "https://github.com/ubolonton/emacs-module-rs"
 documentation = "https://ubolonton.github.io/emacs-module-rs/"

diff --git a/src/types/integer.rs b/src/types/integer.rs
@@ -1,5 +1,3 @@
-use std::convert::TryInto;
-
 use super::*;
 
 impl FromLisp<'_> for i64 {