Update edition and CI script, and add Cargo.lock.msrv (#212)

* Add Cargo.lock.msrv, update edition, and CI script

* Also run clippy and verify msrv

* Fix string mismatch

* Have clippy only check for serious errors

.github/workflows/rust.yml

@@ -9,32 +9,53 @@ jobs:
  runs-on: ubuntu-latest
  strategy:
  matrix:
- rust: ["1.61", stable, beta, nightly]
- command: [build, test]
+ rust: ["1.61.0", stable, beta, nightly]
  steps:
  - uses: actions/checkout@v2
- - run: rustup default ${{ matrix.rust }}
+ - uses: dtolnay/rust-toolchain@v1
+ with:
+ toolchain: ${{ matrix.rust }}
+ - name: Cache Cargo Dependencies
+ uses: Swatinem/rust-cache@v2
+ with:
+ cache-on-failure: true
+ - name: Install MSRV Cargo.lock
+ if: ${{ matrix.rust == '1.61.0' }}
+ run: mv Cargo.lock.msrv Cargo.lock
  - name: build
- run: >
- cargo build --verbose --no-default-features --features "$FEATURES"
+ run: cargo build -v
  - name: test
- run: >
- cargo test --tests --benches --no-default-features --features "$FEATURES"
- if: ${{ matrix.rust != '1.61' }}
- env:
- FEATURES: ${{ matrix.features }}
+ if: ${{ matrix.rust != '1.61.0' }}
+ run: cargo test -v && cargo doc -v
+
  rustfmt:
  runs-on: ubuntu-latest
  steps:
  - uses: actions/checkout@v2
- - uses: actions-rs/toolchain@v1
+ - uses: dtolnay/rust-toolchain@stable
  with:
- toolchain: stable
- override: true
  components: rustfmt
  - name: Run rustfmt check
- uses: actions-rs/cargo@v1
+ run: cargo fmt -- --check
+
+ clippy:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@v2
+ - uses: dtolnay/rust-toolchain@stable
  with:
- command: fmt
-  args: -- --check
+ components: clippy
+ - run: cargo clippy --all-features # TODO: enable "-- -D warnings" once all outstanding clippy lints are fixed
 
+ verify_msrv:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@v2
+ - name: Install or use cached `cargo-msrv`
+ uses: baptiste0928/cargo-install@v1
+ with:
+ crate: cargo-msrv
+ - name: Install MSRV Cargo.lock
+ run: mv Cargo.lock.msrv Cargo.lock
+ - name: Verify Minimum Rust Version
+ run: cargo-msrv verify