feat: Send initial workspace configuration

Author: observerw

src/lsp_client/capability/notification/did_change_configuration.py

@@ -45,6 +45,9 @@ async def _notify_change_configuration(
             lsp_type.DidChangeConfigurationNotification(params=params)
         )
 
+    def get_default_settings(self) -> Any:
+        return {}
+
     async def notify_change_configuration(self, settings: Any | None) -> None:
         return await self._notify_change_configuration(
             lsp_type.DidChangeConfigurationParams(settings=settings)

src/lsp_client/client/abc.py

@@ -18,6 +18,9 @@
     build_server_request_hooks,
 )
 from lsp_client.capability.notification import WithNotifyTextDocumentSynchronize
+from lsp_client.capability.notification.did_change_configuration import (
+    WithNotifyDidChangeConfiguration,
+)
 from lsp_client.client.buffer import LSPFileBuffer
 from lsp_client.jsonrpc.convert import (
     notification_serialize,
@@ -300,6 +303,10 @@ async def __asynccontextmanager__(self) -> AsyncGenerator[Self]:
                 )
             )
 
+            # send initial configuration if supported
+            if isinstance(self, WithNotifyDidChangeConfiguration):
+                await self.notify_change_configuration(self.get_default_settings())
+
             try:
                 yield self
             finally: