Add support for legacy python.linting.cwd setting (#102)

bundled/tool/_debug_server.py

@@ -34,6 +34,6 @@ def update_sys_path(path_to_add: str) -> None:
     # line and set breakpoints as appropriate.
     debugpy.breakpoint()
 
-SERVER_PATH = os.fspath(pathlib.Path(__file__).parent / "server.py")
+SERVER_PATH = os.fspath(pathlib.Path(__file__).parent / "lsp_server.py")
 # NOTE: Set breakpoint in `server.py` before continuing.
 runpy.run_path(SERVER_PATH, run_name="__main__")

bundled/tool/jsonrpc.py → bundled/tool/lsp_jsonrpc.py

@@ -14,7 +14,7 @@
 from typing import BinaryIO, Dict, Optional, Sequence, Union
 
 CONTENT_LENGTH = "Content-Length: "
-RUNNER_SCRIPT = str(pathlib.Path(__file__).parent / "runner.py")
+RUNNER_SCRIPT = str(pathlib.Path(__file__).parent / "lsp_runner.py")
 
 
 def to_str(text) -> str:
@@ -132,7 +132,6 @@ def __init__(self):
         self._lock = threading.Lock()
         self._thread_pool = ThreadPoolExecutor(10)
 
-    @atexit.register
     def stop_all_processes(self):
         """Send exit command to all processes and shutdown transport."""
         for i in self._rpc.values():
@@ -174,6 +173,7 @@ def get_json_rpc(self, workspace: str) -> JsonRpc:
 
 
 _process_manager = ProcessManager()
+atexit.register(_process_manager.stop_all_processes)
 
 
 def _get_json_rpc(workspace: str) -> Union[JsonRpc, None]:

bundled/tool/runner.py → bundled/tool/lsp_runner.py

@@ -32,8 +32,8 @@ def update_sys_path(path_to_add: str, strategy: str) -> None:
 )
 
 
-import jsonrpc
-import utils
+import lsp_jsonrpc as jsonrpc
+import lsp_utils as utils
 
 RPC = jsonrpc.create_json_rpc(sys.stdin.buffer, sys.stdout.buffer)
 

bundled/tool/server.py → bundled/tool/lsp_server.py

@@ -34,15 +34,18 @@ def update_sys_path(path_to_add: str, strategy: str) -> None:
 # **********************************************************
 # Imports needed for the language server goes below this.
 # **********************************************************
-import jsonrpc
-import utils
-from pygls import lsp, protocol, server, uris, workspace
+import lsp_jsonrpc as jsonrpc
+import lsp_utils as utils
+from lsprotocol import types as lsp
+from pygls import protocol, server, uris, workspace
 
 WORKSPACE_SETTINGS = {}
-RUNNER = pathlib.Path(__file__).parent / "runner.py"
+RUNNER = pathlib.Path(__file__).parent / "lsp_runner.py"
 
 MAX_WORKERS = 5
-LSP_SERVER = server.LanguageServer(max_workers=MAX_WORKERS)
+LSP_SERVER = server.LanguageServer(
+    name="flake8-server", version="v0.1.0", max_workers=MAX_WORKERS
+)
 
 
 # **********************************************************
@@ -216,7 +219,7 @@ def solutions(
 
 
 @LSP_SERVER.feature(
-    lsp.CODE_ACTION,
+    lsp.TEXT_DOCUMENT_CODE_ACTION,
     lsp.CodeActionOptions(code_action_kinds=[lsp.CodeActionKind.QuickFix]),
 )
 def code_action(params: lsp.CodeActionParams) -> List[lsp.CodeAction]:
@@ -270,9 +273,9 @@ def _create_workspace_edits(
     return lsp.WorkspaceEdit(
         document_changes=[
             lsp.TextDocumentEdit(
-                text_document=lsp.VersionedTextDocumentIdentifier(
+                text_document=lsp.OptionalVersionedTextDocumentIdentifier(
                     uri=document.uri,
-                    version=0 if document.version is None else document.version,
+                    version=document.version,
                 ),
                 edits=results,
             )
@@ -303,13 +306,13 @@ def initialize(params: lsp.InitializeParams) -> None:
 
     if isinstance(LSP_SERVER.lsp, protocol.LanguageServerProtocol):
         if any(setting["logLevel"] == "debug" for setting in settings):
-            LSP_SERVER.lsp.trace = lsp.Trace.Verbose
+            LSP_SERVER.lsp.trace = lsp.TraceValues.Verbose
         elif any(
             setting["logLevel"] in ["error", "warn", "info"] for setting in settings
         ):
-            LSP_SERVER.lsp.trace = lsp.Trace.Messages
+            LSP_SERVER.lsp.trace = lsp.TraceValues.Messages
         else:
-            LSP_SERVER.lsp.trace = lsp.Trace.Off
+            LSP_SERVER.lsp.trace = lsp.TraceValues.Off
     _log_version_info()
 
 
@@ -365,6 +368,7 @@ def _update_workspace_settings(settings):
     if not settings:
         key = os.getcwd()
         WORKSPACE_SETTINGS[key] = {
+            "cwd": key,
             "workspaceFS": key,
             "workspace": uris.from_fs_path(key),
             "logLevel": "error",
@@ -432,7 +436,7 @@ def _run_tool_on_document(
     settings = copy.deepcopy(_get_settings_by_document(document))
 
     code_workspace = settings["workspaceFS"]
-    cwd = settings["workspaceFS"]
+    cwd = settings["cwd"]
 
     use_path = False
     use_rpc = False
@@ -514,7 +518,7 @@ def _run_tool_on_document(
 def _run_tool(extra_args: Sequence[str], settings: Dict[str, Any]) -> utils.RunResult:
     """Runs tool."""
     code_workspace = settings["workspaceFS"]
-    cwd = settings["workspaceFS"]
+    cwd = settings["cwd"]
 
     use_path = False
     use_rpc = False