build maintenance, edition 2024 compatibility, MSRV 1.82

.github/workflows/artifact.yaml

@@ -3,7 +3,7 @@ on: push
 env:
   CARGO_UNSTABLE_SPARSE_REGISTRY: "true"
   PIP_DISABLE_PIP_VERSION_CHECK: "1"
-  RUST_TOOLCHAIN: "nightly-2024-11-22"
+  RUST_TOOLCHAIN: "nightly-2025-01-07"
   UNSAFE_PYO3_BUILD_FREE_THREADED: "1"
   UNSAFE_PYO3_SKIP_VERSION_CHECK: "1"
   UV_LINK_MODE: "copy"
@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
     env:
-      RUST_TOOLCHAIN: "1.72" # MSRV
+      RUST_TOOLCHAIN: "1.82" # MSRV
     steps:
     - name: rustup stable
       run: |
@@ -24,7 +24,7 @@ jobs:
 
     - uses: actions/checkout@v4
 
-    - run: python3 -m pip install --user --upgrade pip "maturin==1.7.8" wheel
+    - run: python3 -m pip install --user --upgrade pip "maturin>=1,<2" wheel
 
     - name: Vendor dependencies
       run: |
@@ -287,7 +287,6 @@ jobs:
         LDFLAGS: "-Wl,--as-needed"
         RUSTFLAGS: "-C lto=fat -Z mir-opt-level=4 -Z threads=2 -D warnings -C target-feature=-crt-static"
       with:
-        maturin-version: 1.7.8
         rust-toolchain: "${{ env.RUST_TOOLCHAIN }}"
         rustup-components: rust-src
         target: "${{ matrix.platform.target }}"
@@ -392,7 +391,6 @@ jobs:
         LDFLAGS: "-Wl,--as-needed"
         RUSTFLAGS: "${{ matrix.target.rustflags }}"
       with:
-        maturin-version: 1.7.8
         target: "${{ matrix.target.target }}"
         rust-toolchain: "${{ env.RUST_TOOLCHAIN }}"
         rustup-components: rust-src
@@ -450,7 +448,7 @@ jobs:
 
         curl -LsSf https://astral.sh/uv/install.sh | sh
         uv venv --python python${{ matrix.python.version }}
-        uv pip install --upgrade "maturin==1.7.8" -r test/requirements.txt -r integration/requirements.txt
+        uv pip install --upgrade "maturin>=1,<2" -r test/requirements.txt -r integration/requirements.txt
 
         mkdir .cargo
         cp ci/config.toml .cargo/config.toml
@@ -524,7 +522,7 @@ jobs:
 
         curl -LsSf https://astral.sh/uv/install.sh | sh
         uv venv --python python${{ matrix.python.version }}
-        uv pip install --upgrade "maturin==1.7.8" -r test/requirements.txt -r integration/requirements.txt
+        uv pip install --upgrade "maturin>=1,<2" -r test/requirements.txt -r integration/requirements.txt
 
         mkdir .cargo
         cp ci/config.toml .cargo/config.toml
@@ -599,7 +597,7 @@ jobs:
       run: |
         cargo fetch --target "${{ matrix.platform.target }}" &
 
-        python.exe -m pip install --upgrade pip "maturin==1.7.8" wheel
+        python.exe -m pip install --upgrade pip "maturin>=1,<2" wheel
         python.exe -m pip install -r test\requirements.txt -r integration\requirements.txt
 
         mkdir .cargo

.github/workflows/debug.yaml

@@ -8,9 +8,9 @@ jobs:
       fail-fast: false
       matrix:
         profile: [
-          { rust: "1.72", features: "" },
-          { rust: "1.72", features: "--features=yyjson" },
-          { rust: "nightly-2024-11-22", features: "--features=avx512,yyjson,unstable-simd" },
+          { rust: "1.82", features: "" },
+          { rust: "1.82", features: "--features=yyjson" },
+          { rust: "nightly-2025-01-07", features: "--features=avx512,yyjson,unstable-simd" },
         ]
         python: [
           { version: '3.13' },
@@ -30,7 +30,7 @@ jobs:
       with:
         python-version: '${{ matrix.python.version }}'
 
-    - run: python -m pip install --user --upgrade pip "maturin==1.7.8" wheel
+    - run: python -m pip install --user --upgrade pip "maturin>=1,<2" wheel
 
     - uses: actions/checkout@v4
 

.github/workflows/stale.yaml

@@ -8,9 +8,10 @@ permissions:
 
 jobs:
   stale:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/stale@v9
         with:
           days-before-stale: 7
           days-before-close: 1
+          exempt-assignees: ijl

Cargo.toml

@@ -5,7 +5,7 @@ authors = ["ijl <[email protected]>"]
 description = "Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy"
 edition = "2021"
 resolver = "2"
-rust-version = "1.72"
+rust-version = "1.82"
 license = "Apache-2.0 OR MIT"
 repository = "https://github.com/ijl/orjson"
 homepage = "https://github.com/ijl/orjson"
@@ -14,8 +14,8 @@ keywords = ["fast", "json", "dataclass", "dataclasses", "datetime", "rfc", "8259
 include = [
     "Cargo.toml",
     "CHANGELOG.md",
-    "data",
-    "include",
+    "include/pyo3",
+    "include/yyjson",
     "LICENSE-APACHE",
     "LICENSE-MIT",
     "pyproject.toml",
@@ -71,7 +71,7 @@ uuid = { version = "1", default-features = false }
 xxhash-rust = { version = "^0.8", default-features = false, features = ["xxh3"] }
 
 [build-dependencies]
-cc = { version = "1" }
+cc = { version = "=1.2.4" } # aarch64-linux-musl link errors
 pyo3-build-config = { path = "include/pyo3/pyo3-build-config" }
 version_check = { version = "0.9" }
 

README.md

@@ -1066,7 +1066,7 @@ No, it supports RFC 8259.
 
 ## Packaging
 
-To package orjson requires at least [Rust](https://www.rust-lang.org/) 1.72
+To package orjson requires at least [Rust](https://www.rust-lang.org/) 1.82
 and the [maturin](https://github.com/PyO3/maturin) build tool. The recommended
 build command is:
 
@@ -1078,7 +1078,7 @@ It benefits from also having a C build environment to compile a faster
 deserialization backend. See this project's `manylinux_2_28` builds for an
 example using clang and LTO.
 
-The project's own CI tests against `nightly-2024-11-22` and stable 1.72. It
+The project's own CI tests against `nightly-2025-01-07` and stable 1.72. It
 is prudent to pin the nightly version because that channel can introduce
 breaking changes. There is a significant performance benefit to using
 nightly.
@@ -1101,5 +1101,5 @@ tests should be run as part of the build. It can be run with
 
 ## License
 
-orjson was written by ijl <<[email protected]>>, copyright 2018 - 2024, available
+orjson was written by ijl <<[email protected]>>, copyright 2018 - 2025, available
 to you under either the Apache 2 license or MIT license at your choice.

build.rs

@@ -52,7 +52,7 @@ fn main() {
     }
 
     #[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
-    if let Some(64) = python_config.pointer_width {
+    if matches!(python_config.pointer_width, Some(64)) {
         println!("cargo:rustc-cfg=feature=\"inline_int\"");
     }
 
@@ -75,7 +75,9 @@ fn main() {
             }
             Err(_) => {
                 if env::var("CARGO_FEATURE_YYJSON").is_ok() {
-                    panic!("yyjson was enabled but the build failed. To build with a different backend do not specify the feature.")
+                    panic!(
+                        "yyjson was enabled but the build failed. To build with a different backend do not specify the feature."
+                    )
                 }
             }
         }