check that benches build (#2675)

# Objective

- Fixes #2674 
- Check that benches build

## Solution

- Adds a job that runs `cargo check --benches`


Co-authored-by: Carter Anderson <mcanders1@gmail.com>

.github/bors.toml

@@ -13,6 +13,7 @@ status = [
     "check-missing-examples-in-docs",
     "check-unused-dependencies",
     "ci",
+    "check-benches",
 ]
 
 use_squash_merge = true

.github/workflows/ci.yml

@@ -70,6 +70,29 @@ jobs:
         # See tools/ci/src/main.rs for the commands this runs
         run: cargo run -p ci
 
+  check-benches:
+    runs-on: ubuntu-latest
+    needs: ci
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
+          key: ${{ runner.os }}-cargo-check-benches-${{ hashFiles('**/Cargo.toml') }}
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+      - name: Install alsa and udev
+        run: sudo apt-get update; sudo apt-get install --no-install-recommends libasound2-dev libudev-dev
+      - name: Check Benches
+        run: cd benches && cargo check --benches
+
   build-wasm:
     strategy:
       matrix:

benches/benches/bevy_ecs/commands.rs

@@ -13,8 +13,8 @@ criterion_group!(
     fake_commands,
     zero_sized_commands,
     medium_sized_commands,
-    large_sized_commands
+    large_sized_commands,
-    get_or_spawn,
+    get_or_spawn
 );
 criterion_main!(benches);