add path-mapping function

LSP.sublime-settings

@@ -342,6 +342,15 @@
   //     //     If the server supports `diagnosticProvider.workspaceDiagnostics`,
   //     //     diagnostics are requested for all files in the project folders.
   //     "diagnostics_mode": "open_files",
+  //
+  //     // Map the paths of URIs in the data exchanged between the server and the client.
+  //     //
+  //     // WARNING: Due to its working principle of modifying the interaction data between
+  //     // the client and the server, it cannot identify the source of the content in the 
+  //     // data. If your code file happens to start with a URI and meets the mapping conditions,
+  //     // it may inadvertently send incorrect messages to the server. However, such situations 
+  //     // should be virtually nonexistent.
+  //     "path_maps": [ {"local": "file:///C:", "remote": "file:///mnt/c"} ]
   //   }
   // }
   "clients": {},

plugin/core/sessions.py

@@ -2383,6 +2383,7 @@ def exit(self) -> None:
 
     def send_payload(self, payload: dict[str, Any]) -> None:
         try:
+            payload = self.config.map_uri_on_payload(payload, is_from_client_to_server=True)
             self.transport.send(payload)  # type: ignore
         except AttributeError:
             pass
@@ -2425,6 +2426,7 @@ def deduce_payload(
         return (None, None, None, None, None)
 
     def on_payload(self, payload: dict[str, Any]) -> None:
+        payload = self.config.map_uri_on_payload(payload, is_from_client_to_server=False)
         handler, result, req_id, typestr, _method = self.deduce_payload(payload)
         if handler:
             try:

plugin/core/types.py

@@ -845,6 +845,24 @@ def set_view_status(self, view: sublime.View, message: str) -> None:
     def erase_view_status(self, view: sublime.View) -> None:
         view.erase_status(self.status_key)
 
+    def map_uri_on_payload(self, payload: Any, is_from_client_to_server: bool) -> Any:
+        if isinstance(payload, dict):
+            for k, v in payload.items():
+                payload[k] = self.map_uri_on_payload(v, is_from_client_to_server)
+
+        if isinstance(payload, list):
+            for i, v in enumerate(payload):
+                payload[i] = self.map_uri_on_payload(v, is_from_client_to_server)
+
+        if isinstance(payload, str) and payload.startswith("file://") and self.path_maps:
+            for path_map in self.path_maps:
+                path, mapped = path_map.map_from_local_to_remote(payload) if is_from_client_to_server else \
+                               path_map.map_from_remote_to_local(payload)
+                if mapped:
+                    payload = path
+
+        return payload
+
     def match_view(self, view: sublime.View, scheme: str) -> bool:
         syntax = view.syntax()
         if not syntax:
@@ -855,22 +873,12 @@ def match_view(self, view: sublime.View, scheme: str) -> bool:
         return scheme in self.schemes and sublime.score_selector(syntax.scope, selector) > 0
 
     def map_client_path_to_server_uri(self, path: str) -> str:
-        if self.path_maps:
-            for path_map in self.path_maps:
-                path, mapped = path_map.map_from_local_to_remote(path)
-                if mapped:
-                    break
-        return filename_to_uri(path)
+        return self.map_uri_on_payload(filename_to_uri(path), is_from_client_to_server=True)
 
     def map_server_uri_to_client_path(self, uri: str) -> str:
-        scheme, path = parse_uri(uri)
+        scheme, path = parse_uri(self.map_uri_on_payload(uri, is_from_client_to_server=False))
         if scheme not in ("file", "res"):
             raise ValueError(f"{uri}: {scheme} URI scheme is unsupported")
-        if self.path_maps:
-            for path_map in self.path_maps:
-                path, mapped = path_map.map_from_remote_to_local(path)
-                if mapped:
-                    break
         return path
 
     def is_disabled_capability(self, capability_path: str) -> bool:

tests/test_configs.py

@@ -145,12 +145,12 @@ def test_path_maps(self):
             "selector": "source.foo",
             "path_maps": [
                 {
-                    "local": "/home/user/projects/myproject",
-                    "remote": "/workspace"
+                    "local": "file:///home/user/projects/myproject",
+                    "remote": "file:///workspace"
                 },
                 {
-                    "local": "/home/user/projects/another",
-                    "remote": "/workspace2"
+                    "local": "file:///home/user/projects/another",
+                    "remote": "file:///workspace2"
                 }
             ]
         })