refactor(lsp): use method type annotations for parameters

runtime/lua/vim/lsp.lua

@@ -43,7 +43,7 @@ lsp._resolve_to_request = {
 ---@private
 --- Called by the client when trying to call a method that's not
 --- supported in any of the servers registered for the current buffer.
----@param method (string) name of the method
+---@param method (vim.lsp.protocol.Method.ClientToServer) name of the method
 function lsp._unsupported_method(method)
   local msg = string.format(
     'method %s is not supported by any of the servers registered for the current buffer',
@@ -1183,7 +1183,7 @@ api.nvim_create_autocmd('VimLeavePre', {
 --- buffer.
 ---
 ---@param bufnr (integer) Buffer handle, or 0 for current.
----@param method (string) LSP method name
+---@param method (vim.lsp.protocol.Method.ClientToServer.Request) LSP method name
 ---@param params? table|(fun(client: vim.lsp.Client, bufnr: integer): table?) Parameters to send to the server
 ---@param handler? lsp.Handler See |lsp-handler|
 ---       If nil, follows resolution strategy defined in |lsp-handler-configuration|
@@ -1246,7 +1246,7 @@ end
 ---@since 7
 ---
 ---@param bufnr (integer) Buffer handle, or 0 for current.
----@param method (string) LSP method name
+---@param method (vim.lsp.protocol.Method.ClientToServer.Request) LSP method name
 ---@param params? table|(fun(client: vim.lsp.Client, bufnr: integer): table?) Parameters to send to the server.
 ---               Can also be passed as a function that returns the params table for cases where
 ---               parameters are specific to the client.
@@ -1317,7 +1317,7 @@ end
 ---@since 7
 ---
 ---@param bufnr (integer|nil) The number of the buffer
----@param method (string) Name of the request method
+---@param method (vim.lsp.protocol.Method.ClientToServer.Notification) Name of the request method
 ---@param params (any) Arguments to send to the server
 ---
 ---@return boolean success true if any client returns true; false otherwise

runtime/lua/vim/lsp/client.lua

@@ -1100,7 +1100,7 @@ end
 --- @private
 --- Handles a request from an LSP server by invoking the corresponding handler.
 ---
---- @param method (string) LSP method name
+--- @param method (vim.lsp.protocol.Method.ServerToClient) LSP method name
 --- @param params (table) The parameters for that method
 --- @return any result
 --- @return lsp.ResponseError error code and message set in case an exception happens during the request.

runtime/lua/vim/lsp/rpc.lua

@@ -482,7 +482,7 @@ local function public_client(client)
 
   --- Sends a request to the LSP server and runs {callback} upon response.
   ---
-  ---@param method (string) The invoked LSP method
+  ---@param method (vim.lsp.protocol.Method.ClientToServer.Request) The invoked LSP method
   ---@param params (table?) Parameters for the invoked LSP method
   ---@param callback fun(err: lsp.ResponseError?, result: any) Callback to invoke
   ---@param notify_reply_callback? fun(message_id: integer) Callback to invoke as soon as a request is no longer pending
@@ -493,7 +493,7 @@ local function public_client(client)
   end
 
   --- Sends a notification to the LSP server.
-  ---@param method (string) The invoked LSP method
+  ---@param method (vim.lsp.protocol.Method.ClientToServer.Notification) The invoked LSP method
   ---@param params (table?) Parameters for the invoked LSP method
   ---@return boolean `true` if notification could be sent, `false` if not
   function result.notify(method, params)