3 files changed, 16 insertions, 56 deletions

diff --git a/.github/workflows/build_test.yaml b/.github/workflows/build_test.yaml
deleted file mode 100644
index 5d2555d..0000000
--- a/.github/workflows/build_test.yaml
+++ /dev/null
@@ -1,30 +0,0 @@
-on: push
-
-name: build test
-
-jobs:
-  ci:
-    runs-on: ubuntu-latest
-    timeout-minutes: 8
-    strategy:
-      matrix:
-        rust:
-          - stable
-          - nightly
-
-    steps:
-      - uses: actions/checkout@v2
-
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{ matrix.rust }}
-          override: true
-
-      - uses: actions-rs/cargo@v1
-        with:
-          command: build
-
-      - uses: actions-rs/cargo@v1
-        with:
-          command: test
diff --git a/.github/workflows/check_rustfmt_clippy.yaml b/.github/workflows/check_rustfmt_clippy.yaml
deleted file mode 100644
index eec744e..0000000
--- a/.github/workflows/check_rustfmt_clippy.yaml
+++ /dev/null
@@ -1,26 +0,0 @@
-on: push
-
-name: check rustfmt
-
-jobs:
-  ci:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust:
-          - nightly
-
-    steps:
-      - uses: actions/checkout@v2
-
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{ matrix.rust }}
-          override: true
-          components: rustfmt
-
-      - uses: actions-rs/cargo@v1
-        with:
-          command: fmt
-          args: --all -- --check
diff --git a/.github/workflows/clippy_rustfmt_test.yaml b/.github/workflows/clippy_rustfmt_test.yaml
new file mode 100644
index 0000000..5253814
--- /dev/null
+++ b/.github/workflows/clippy_rustfmt_test.yaml
@@ -0,0 +1,16 @@
+on: push
+
+name: build test
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    timeout-minutes: 8
+    steps:
+    - uses: actions/checkout@v3
+    - uses: cachix/install-nix-action@v22
+      with:
+        nix_path: nixpkgs=channel:nixos-unstable
+    - run: nix develop --command cargo clippy
+    - run: nix develop --command cargo fmt --all -- --check
+    - run: nix develop --command cargo test