Discard changes to crates/ruff_workspace/src/pyproject.rs

Author: CodeMan62

crates/ruff_workspace/src/pyproject.rs

@@ -114,6 +114,7 @@ pub fn find_fallback_target_version<P: AsRef<Path>>(path: P) -> Option<PythonVer
 #[cfg(not(target_arch = "wasm32"))]
 pub fn find_user_settings_toml() -> Option<PathBuf> {
     use etcetera::BaseStrategy;
+    use ruff_linter::warn_user_once;
 
     let strategy = etcetera::base_strategy::choose_base_strategy().ok()?;
     let config_dir = strategy.config_dir().join("ruff");
@@ -126,6 +127,23 @@ pub fn find_user_settings_toml() -> Option<PathBuf> {
         }
     }
 
+    // On macOS, we used to support reading from `/Users/Alice/Library/Application Support`.
+    if cfg!(target_os = "macos") {
+        let strategy = etcetera::base_strategy::Apple::new().ok()?;
+        let deprecated_config_dir = strategy.data_dir().join("ruff");
+
+        for file in [".ruff.toml", "ruff.toml", "pyproject.toml"] {
+            let path = deprecated_config_dir.join(file);
+            if path.is_file() {
+                warn_user_once!(
+                    "Reading configuration from `~/Library/Application Support` is deprecated. Please move your configuration to `{}/{file}`.",
+                    config_dir.display(),
+                );
+                return Some(path);
+            }
+        }
+    }
+
     None
 }