Generate test list dynamically in CI

.github/workflows/check.yml

@@ -42,31 +42,22 @@ jobs:
         run: cargo test --workspace --all-targets --all-features
 
   run:
-    name: 3. Run default Rust crate
+    name: 3. Run Rust example binaries
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - uses: actions-rust-lang/setup-rust-toolchain@166cdcfd11aee3cb47222f9ddb555ce30ddb9659 # v1.17.0
         with:
           toolchain: nightly
           components: cargo,clippy,rustfmt
-      - name: Run example binaries
+      - name: Run Rust example binaries
+        # Find all test crate binaries, extract the basename (no directories or extensions),
+        # then run them one at a time with cargo.
+        # There is no default-run binary set in Cargo.toml.
         run: |
-          cargo run --all-features --bin multiple-args
-          cargo run --all-features --bin multiple-mixed-args
-          cargo run --all-features --bin return-values
-          cargo run --all-features --bin return-values-mixed-args
-          cargo run --all-features --bin return-values-mixed-unit
-          cargo run --all-features --bin return-values-complex
-          cargo run --all-features --bin return-values-non-copy
-          cargo run --all-features --bin return-values-zero-args
-          cargo run --all-features --bin methods
-          cargo run --all-features --bin methods-multiple-args
-          cargo run --all-features --bin methods-return-values
-          cargo run --all-features --bin methods-mut-self
-          cargo run --all-features --bin methods-owned-self
-          cargo run --all-features --bin methods-complex
-          cargo run --all-features --bin methods-non-copy-arg
+          find splat-overload-test/src/bin -name "*.rs" | \
+              sed 's|.*/\([^/]*\).rs|\1|g' | \
+              xargs --max-args=1 cargo run --all-features --bin
 
   clippy-rust:
     name: 4. Clippy lints on Rust crates