Fix ruff discovery for paths containing symbols that can't be represe…

…nted by the local encoding (#584)

Co-authored-by: Dhruv Manilawala <dhruvmanila@gmail.com>

bundled/tool/find_ruff_binary_path.py

@@ -30,6 +30,13 @@ def find_ruff_binary_path() -> Optional[Path]:
 
 
 if __name__ == "__main__":
+    # Python defaults to the system's local encoding for stdout on Windows.
+    # source: https://docs.python.org/3/library/sys.html#sys.stdout
+    #
+    # But not all paths are representable by the local encoding.
+    # The node process calling this script defaults to UTF8, so let's do the same here.
+    sys.stdout.reconfigure(encoding="utf-8")  # type: ignore [attr-defined] # We never reconfigure stdout, thus it is guaranteed to not be Any
+
     ruff_binary_path = find_ruff_binary_path()
     if ruff_binary_path:
-        print(os.fsdecode(str(ruff_binary_path)), flush=True)
+        print(ruff_binary_path, flush=True)

package.json

@@ -62,7 +62,7 @@
   "scripts": {
     "fmt": "prettier -w .",
     "fmt-check": "prettier --check .",
-    "lint": "eslint src --ext ts",
+    "lint": "eslint src --ext ts --max-warnings=0",
     "compile": "webpack",
     "compile-tests": "tsc -p . --outDir out",
     "tsc": "tsc --noEmit",

pyproject.toml

@@ -18,7 +18,7 @@ dev = ["mypy==1.2.0", "python-lsp-jsonrpc==1.0.0"]
 [tool.ruff]
 line-length = 88
 target-version = "py37"
-extend-exclude = ["bundled/libs", "scr/testFixture"]
+extend-exclude = ["bundled/libs", "src/testFixture"]
 
 [tool.ruff.lint]
 select = ["E", "F", "W", "Q", "UP", "I", "N"]

src/common/constants.ts

@@ -11,7 +11,7 @@ export const EXTENSION_ROOT_DIR =
 /**
  * Name of the `ruff` binary based on the current platform.
  */
-export const RUFF_BINARY_NAME = process.platform == "win32" ? "ruff.exe" : "ruff";
+export const RUFF_BINARY_NAME = process.platform === "win32" ? "ruff.exe" : "ruff";
 
 /**
  * Path to the directory containing the bundled Python scripts.