5.0.0

.github/workflows/bench.yml

@@ -0,0 +1,16 @@
+name: Benchmark
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  bench:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: cachix/install-nix-action@v26
+      - name: Run benchmark
+        run: nix develop --command bash -c 'cargo bench'

.github/workflows/clippy.yml

@@ -1,20 +1,16 @@
+name: Clippy
+
 on:
   push:
     branches:
       - main
   pull_request:
 
-name: Clippy check
 jobs:
-  clippy_check:
+  clippy-check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          components: clippy
-          override: true
-      - uses: actions-rs/clippy-check@v1
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
+      - uses: actions/checkout@v6
+      - uses: cachix/install-nix-action@v26
+      - name: Run clippy
+        run: nix develop --command bash -c 'cargo clippy'

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
   create-release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: taiki-e/create-gh-release-action@v1
         with:
           # (optional) Path to changelog.
@@ -37,11 +37,9 @@ jobs:
             os: macos-latest
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: taiki-e/upload-rust-binary-action@v1
         with:
-          # (required) Comma-separated list of binary names (non-extension portion of filename) to build and upload.
-          # Note that glob pattern is not supported yet.
           bin: mktoc
           # (optional) Target triple, default is host triple.
           target: ${{ matrix.target }}

.github/workflows/test.yml

@@ -1,18 +1,16 @@
+name: Test
+
 on:
   push:
     branches:
       - main
   pull_request:
 
-name: Test
 jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          override: true
+      - uses: actions/checkout@v6
+      - uses: cachix/install-nix-action@v26
       - name: Run tests
-        run: "cargo test"
+        run: nix develop --command bash -c 'cargo test'

.gitignore

@@ -1,2 +1,5 @@
 target
-.idea
+.idea
+
+# local build with nix build
+result

CHANGELOG.md

@@ -1,5 +1,22 @@
 # Changelog
 
+## v5.0.0 - 2025-12-28
+
+New release who this?
+This release mainly updates Rust as well as all dependencies, and introduces a new development setup with Nix.
+
+`mktoc` has been added to `nixpkgs` ([Link](https://search.nixos.org/packages?channel=25.11&show=mktoc&query=mktoc)) and `hermit` ([Link](https://github.com/cashapp/hermit-packages/blob/master/mktoc.hcl)) for easier installation.
+
+### Changed 
+- Upgrade to Rust Edition 2024 from 2021
+- Upgrade to Rust version 1.91.1 from 1.64.0
+- Upgrade criterion from 0.4 to 0.8
+- Change regex version to 1 instead of 1.31, to automatically receive updates
+
+### Dev Tools
+- [nix](https://nix.dev/) flake has been added for reproducible development environments
+- [just](https://github.com/casey/just) has been added as task runner, replacing `make`
+
 ## v4.0.0
 
 - use Rust Edition 2021 (upgrade from 2018)