added nix development environment, Cargo.lock, edition update, dependency update

.gitignore

@@ -3,10 +3,6 @@
 debug/
 target/
 
-# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
-# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
-Cargo.lock
-
 # These are backup files generated by rustfmt
 **/*.rs.bk
 

Cargo.toml

@@ -2,7 +2,7 @@
 name = "cargo-ament-build"
 version = "0.1.9"
 authors = ["Nikolai Morin <[email protected]>"]
-edition = "2021"
+edition = "2024"
 license = "Apache-2.0"
 description = "Cargo plugin for use with colcon workspaces"
 repository = "https://github.com/ros2-rust/cargo-ament-build"
@@ -13,9 +13,9 @@ keywords = ["ros2", "colcon", "ament"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-anyhow = "1"
-cargo-manifest = "0.17"
-pico-args = "0.4"
+anyhow = "1.0.98"
+cargo-manifest = "0.19.1"
+pico-args = "0.5.0"
 
 # The profile that 'cargo dist' will build with
 [profile.dist]
@@ -35,4 +35,4 @@ targets = ["aarch64-apple-darwin", "aarch64-unknown-linux-gnu", "aarch64-unknown
 
 [workspace.metadata.dist.github-custom-runners]
 aarch64-unknown-linux-gnu = "buildjet-8vcpu-ubuntu-2204-arm"
-aarch64-unknown-linux-musl = "buildjet-8vcpu-ubuntu-2204-arm"
+aarch64-unknown-linux-musl = "buildjet-8vcpu-ubuntu-2204-arm"

flake.nix

@@ -0,0 +1,62 @@
+{
+  description = "Rust development environment";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+        # Read the file relative to the flake's root
+        overrides = builtins.fromTOML (builtins.readFile (self + "/rust-toolchain.toml"));
+      in {
+        devShells.default = pkgs.mkShell rec {
+          nativeBuildInputs = [pkgs.pkg-config];
+          buildInputs = with pkgs; [
+            clang
+            llvmPackages.bintools
+            rustup
+            wasm-pack
+          ];
+
+          RUSTC_VERSION = overrides.toolchain.channel;
+
+          # https://github.com/rust-lang/rust-bindgen#environment-variables
+          LIBCLANG_PATH = pkgs.lib.makeLibraryPath [pkgs.llvmPackages_latest.libclang.lib];
+
+          shellHook = ''
+            export PATH=$PATH:''${CARGO_HOME:-~/.cargo}/bin
+            export PATH=$PATH:''${RUSTUP_HOME:-~/.rustup}/toolchains/$RUSTC_VERSION-x86_64-unknown-linux-gnu/bin/
+          '';
+
+          # Add precompiled library to rustc search path
+          RUSTFLAGS = builtins.map (a: ''-L ${a}/lib'') [
+            # add libraries here (e.g. pkgs.libvmi)
+          ];
+
+          LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath (buildInputs ++ nativeBuildInputs);
+
+          # Add glibc, clang, glib, and other headers to bindgen search path
+          BINDGEN_EXTRA_CLANG_ARGS =
+            # Includes normal include path
+            (builtins.map (a: ''-I"${a}/include"'') [
+              # add dev libraries here (e.g. pkgs.libvmi.dev)
+              pkgs.glibc.dev
+            ])
+            # Includes with special directory paths
+            ++ [
+              ''-I"${pkgs.llvmPackages_latest.libclang.lib}/lib/clang/${pkgs.llvmPackages_latest.libclang.version}/include"''
+              ''-I"${pkgs.glib.dev}/include/glib-2.0"''
+              ''-I${pkgs.glib.out}/lib/glib-2.0/include/''
+            ];
+        };
+      }
+    );
+}

rust-toolchain.toml

@@ -0,0 +1,4 @@
+[toolchain]
+channel = "stable"
+components = ["rustfmt", "clippy"]
+

src/lib.rs

@@ -146,7 +146,7 @@ fn copy(src: impl AsRef<Path>, dest_dir: impl AsRef<Path>) -> Result<()> {
             }
         }
     } else if src.is_file() {
-        std::fs::copy(&src, &dest).with_context(|| {
+        std::fs::copy(src, &dest).with_context(|| {
             format!(
                 "Failed to copy '{}' to '{}'.",
                 src.display(),