ci: add more flags to cargo hack

.github/workflows/ci.yml

@@ -94,30 +94,28 @@ jobs:
         run: cargo check --workspace --target wasm32-unknown-unknown
 
   feature-checks:
+    name: features ${{ matrix.rust }} ${{ matrix.flags }}
     runs-on: ubuntu-latest
     timeout-minutes: 30
+    strategy:
+      fail-fast: false
+      matrix:
+        rust: ["stable", "nightly"]
+        flags: ["", "--all-targets"]
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@stable
-      - uses: taiki-e/install-action@cargo-hack
-      - uses: Swatinem/rust-cache@v2
+      - uses: dtolnay/rust-toolchain@master
         with:
-          cache-on-failure: true
-      - name: cargo hack
-        run: cargo hack check --each-feature --skip nightly
-
-  feature-checks-all-targets:
-    runs-on: ubuntu-latest
-    timeout-minutes: 30
-    steps:
-      - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@stable
+          toolchain: ${{ matrix.rust }}
       - uses: taiki-e/install-action@cargo-hack
       - uses: Swatinem/rust-cache@v2
         with:
           cache-on-failure: true
       - name: cargo hack
-        run: cargo hack check --each-feature --skip nightly --all-targets
+        run: |
+          args=(${{ matrix.flags }})
+          [ ${{ matrix.rust }} == "stable" ] && args+=(--skip nightly)
+          ./scripts/check_features.sh "${args[@]}"
 
   check-no-std:
     name: check no_std ${{ matrix.features }}

scripts/check_features.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+set -eo pipefail
+
+cargo hack check --feature-powerset --depth 1 \
+  --group-features std,map --group-features std,map-fxhash --group-features std,map-indexmap \
+  --ignore-unknown-features \
+  "${@}"