Merge pull request #627 from Thomasdezeeuw/check-features

Check usage of max_level features

.github/workflows/main.yml

@@ -41,7 +41,7 @@ jobs:
         rustup default ${{ matrix.rust }}
     - run: cargo test --verbose
     - run: cargo test --verbose --no-default-features
-    - run: cargo test --verbose --all-features
+    - run: cargo test --verbose --features std,serde,sval,sval_ref,value-bag,kv,kv_std,kv_sval,kv_serde
     - run: cargo test --verbose --features serde
     - run: cargo test --verbose --features std
     - run: cargo test --verbose --features kv
@@ -92,7 +92,7 @@ jobs:
         rustup default stable
         rustup component add rust-docs
     - name: Run rustdoc
-      run: RUSTDOCFLAGS="-D warnings" cargo doc --verbose --all-features
+      run: RUSTDOCFLAGS="-D warnings" cargo doc --verbose --features std,serde,sval,sval_ref,value-bag,kv,kv_std,kv_sval,kv_serde
 
   features:
     name: Feature check

src/lib.rs

@@ -346,6 +346,45 @@
 #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
 #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
 
+#[cfg(any(
+    all(feature = "max_level_off", feature = "max_level_error"),
+    all(feature = "max_level_off", feature = "max_level_warn"),
+    all(feature = "max_level_off", feature = "max_level_info"),
+    all(feature = "max_level_off", feature = "max_level_debug"),
+    all(feature = "max_level_off", feature = "max_level_trace"),
+    all(feature = "max_level_error", feature = "max_level_warn"),
+    all(feature = "max_level_error", feature = "max_level_info"),
+    all(feature = "max_level_error", feature = "max_level_debug"),
+    all(feature = "max_level_error", feature = "max_level_trace"),
+    all(feature = "max_level_warn", feature = "max_level_info"),
+    all(feature = "max_level_warn", feature = "max_level_debug"),
+    all(feature = "max_level_warn", feature = "max_level_trace"),
+    all(feature = "max_level_info", feature = "max_level_debug"),
+    all(feature = "max_level_info", feature = "max_level_trace"),
+    all(feature = "max_level_debug", feature = "max_level_trace"),
+))]
+compile_error!("multiple max_level_* features set");
+
+#[rustfmt::skip]
+#[cfg(any(
+    all(feature = "release_max_level_off", feature = "release_max_level_error"),
+    all(feature = "release_max_level_off", feature = "release_max_level_warn"),
+    all(feature = "release_max_level_off", feature = "release_max_level_info"),
+    all(feature = "release_max_level_off", feature = "release_max_level_debug"),
+    all(feature = "release_max_level_off", feature = "release_max_level_trace"),
+    all(feature = "release_max_level_error", feature = "release_max_level_warn"),
+    all(feature = "release_max_level_error", feature = "release_max_level_info"),
+    all(feature = "release_max_level_error", feature = "release_max_level_debug"),
+    all(feature = "release_max_level_error", feature = "release_max_level_trace"),
+    all(feature = "release_max_level_warn", feature = "release_max_level_info"),
+    all(feature = "release_max_level_warn", feature = "release_max_level_debug"),
+    all(feature = "release_max_level_warn", feature = "release_max_level_trace"),
+    all(feature = "release_max_level_info", feature = "release_max_level_debug"),
+    all(feature = "release_max_level_info", feature = "release_max_level_trace"),
+    all(feature = "release_max_level_debug", feature = "release_max_level_trace"),
+))]
+compile_error!("multiple release_max_level_* features set");
+
 #[cfg(all(not(feature = "std"), not(test)))]
 extern crate core as std;