ci: parallelize and use cache

2 files changed, 87 insertions, 35 deletions

diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 17b8353e3..2ba650ee1 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -10,17 +10,100 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  build:
+  ci:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - package: embassy
+            target: thumbv7em-none-eabi
+          - package: embassy
+            target: thumbv7em-none-eabi
+            features: log
+          - package: embassy
+            target: thumbv7em-none-eabi
+            features: defmt
+          - package: embassy
+            target: thumbv6m-none-eabi
+            features: defmt
+#          - package: embassy-nrf-examples
+#            target: thumbv7em-none-eabi
+          - package: embassy-nrf
+            target: thumbv7em-none-eabi
+            features: 52810
+          - package: embassy-nrf
+            target: thumbv7em-none-eabi
+            features: 52832
+          - package: embassy-nrf
+            target: thumbv7em-none-eabi
+            features: 52833
+          - package: embassy-nrf
+            target: thumbv7em-none-eabi
+            features: 52840
+          - package: embassy-nrf
+            target: thumbv7em-none-eabi
+            features: 52840,log
+          - package: embassy-nrf
+            target: thumbv7em-none-eabi
+            features: 52840,defmt
+          - package: embassy-stm32f4-examples
+            target: thumbv7em-none-eabi
+            features: stm32f405
+          - package: embassy-stm32f4
+            target: thumbv7em-none-eabi
+            features: stm32f405
+          - package: embassy-stm32f4
+            target: thumbv7em-none-eabi
+            features: stm32f405,defmt
+          - package: embassy-stm32l0
+            target: thumbv6m-none-eabi
+            features: stm32l0x2
+          - package: embassy-stm32l0
+            target: thumbv6m-none-eabi
+            features: stm32l0x2,defmt
 
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
           toolchain: nightly
+          target: ${{ matrix.target }}
           components: rust-src, rustfmt
           override: true
-      - name: install
-        run: rustup target add thumbv7em-none-eabi thumbv6m-none-eabi
+      - name: cache
+        id: cache-target
+        uses: actions/cache@v2
+        with:
+          path: target
+          key: ${{ runner.os }}-${{ matrix.target }}
+      - uses: actions-rs/cargo@v1
+        with:
+          command: check
+          args: --package ${{ matrix.package }} --features=${{ matrix.features }}
+
+  fmt:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          components: rustfmt
+          override: true
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
+
+  nrf_examples:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          components: rust-src, rustfmt
+          target: thumbv7em-none-eabi
+          override: true
       - name: Build
         run: ./ci.sh
diff --git a/ci.sh b/ci.sh
index 05b1d0ad7..62e59cf30 100755
--- a/ci.sh
+++ b/ci.sh
@@ -4,37 +4,6 @@ set -euxo pipefail
 
 cd $(dirname $0)
 
-cargo fmt --all -- --check
-
-# embassy std
-(cd embassy-std-examples; cargo build)
-
-# embassy embedded
-(cd embassy; cargo build --target thumbv7em-none-eabi)
-(cd embassy; cargo build --target thumbv7em-none-eabi --features log)
-(cd embassy; cargo build --target thumbv7em-none-eabi --features defmt)
-(cd embassy; cargo build --target thumbv6m-none-eabi --features defmt)
-
 # embassy-nrf
 
-(cd embassy-nrf-examples; cargo build --target thumbv7em-none-eabi --bins)
-
-(cd embassy-nrf; cargo build --target thumbv7em-none-eabi --features 52810)
-#(cd embassy-nrf; cargo build --target thumbv7em-none-eabi --features 52811)  # nrf52811-hal doesn't exist yet
-(cd embassy-nrf; cargo build --target thumbv7em-none-eabi --features 52832)
-(cd embassy-nrf; cargo build --target thumbv7em-none-eabi --features 52833)
-(cd embassy-nrf; cargo build --target thumbv7em-none-eabi --features 52840)
-
-(cd embassy-nrf; cargo build --target thumbv7em-none-eabi --features 52840,log)
-(cd embassy-nrf; cargo build --target thumbv7em-none-eabi --features 52840,defmt)
-
-# embassy-stm32f4
-
-(cd embassy-stm32f4-examples; cargo build --target thumbv7em-none-eabi --bins --features stm32f405)
-(cd embassy-stm32f4; cargo build --target thumbv7em-none-eabi --features stm32f405)
-(cd embassy-stm32f4; cargo build --target thumbv7em-none-eabi --features stm32f405,defmt)
-
-# embassy-stm32l0
-
-(cd embassy-stm32l0; cargo build --target thumbv6m-none-eabi --features stm32l0x2)
-(cd embassy-stm32l0; cargo build --target thumbv6m-none-eabi --features stm32l0x2,defmt)
+(cd embassy-nrf-examples; cargo build --target thumbv7em-none-eabi --bins)
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