From 1dbf8675c71dc500ae7502085161cd56e311ccf6 Mon Sep 17 00:00:00 2001
From: Charlie Groves <charlie.groves@gmail.com>
Date: Fri, 11 Mar 2022 11:16:34 -0500
Subject: [PATCH] fix(remote): respect silent in error reporting

---
 runtime/lua/vim/_editor.lua | 22 +++++++++++++++++-----
 src/nvim/main.c             | 13 ++++---------
 2 files changed, 21 insertions(+), 14 deletions(-)

diff --git a/runtime/lua/vim/_editor.lua b/runtime/lua/vim/_editor.lua
index 030c3b40e8dc04..a0c60a7dcfae78 100644
--- a/runtime/lua/vim/_editor.lua
+++ b/runtime/lua/vim/_editor.lua
@@ -636,12 +636,24 @@ function vim.pretty_print(...)
   return ...
 end
 
-function vim._cs_remote(rcid, args)
+function vim._cs_remote(rcid, server_addr, connect_error, args)
+  local function connection_failure_errmsg(consequence)
+    local explanation
+    if server_addr == '' then
+      explanation = "No server specified with --server"
+    else
+      explanation = "Failed to connect to '" .. server_addr .. "'"
+      if connect_error ~= "" then
+        explanation = explanation .. ": " .. connect_error
+      end
+    end
+    return "E247: " .. explanation .. ". " .. consequence
+  end
+
   local f_silent = false
   local f_tab = false
 
   local subcmd = string.sub(args[1],10)
-
   if subcmd == 'tab' then
     f_tab = true
   elseif subcmd == 'silent' then
@@ -653,13 +665,13 @@ function vim._cs_remote(rcid, args)
     f_silent = true
   elseif subcmd == 'send' then
     if rcid == 0 then
-      return { errmsg = 'E247: Remote server does not exist. Send failed.' }
+      return { errmsg = connection_failure_errmsg('Send failed.') }
     end
     vim.fn.rpcrequest(rcid, 'nvim_input', args[2])
     return { should_exit = true, tabbed = false }
   elseif subcmd == 'expr' then
     if rcid == 0 then
-      return { errmsg = 'E247: Remote server does not exist. Send expression failed.' }
+      return { errmsg = connection_failure_errmsg('Send expression failed.') }
     end
     print(vim.fn.rpcrequest(rcid, 'nvim_eval', args[2]))
     return { should_exit = true, tabbed = false }
@@ -669,7 +681,7 @@ function vim._cs_remote(rcid, args)
 
   if rcid == 0 then
     if not f_silent then
-      vim.cmd('echohl WarningMsg | echomsg "E247: Remote server does not exist. Editing locally" | echohl None')
+      vim.notify(connection_failure_errmsg("Editing locally"), vim.log.levels.WARN)
     end
   else
     local command = {}
diff --git a/src/nvim/main.c b/src/nvim/main.c
index f08ede7197fece..33b13f4dc69105 100644
--- a/src/nvim/main.c
+++ b/src/nvim/main.c
@@ -815,17 +815,10 @@ static void handle_remote_client(mparm_T *params, int remote_args,
     rvobj.data.dictionary = (Dictionary)ARRAY_DICT_INIT;
     rvobj.type = kObjectTypeDictionary;
     CallbackReader on_data = CALLBACK_READER_INIT;
-    const char *error = NULL;
+    const char *connect_error = NULL;
     uint64_t rc_id = 0;
     if (server_addr != NULL) {
-      rc_id = channel_connect(false, server_addr, true, on_data, 50, &error);
-    }
-    if (error) {
-      mch_msg("Failed to connect to server ");
-      mch_msg(server_addr);
-      mch_msg("\nReason: ");
-      mch_msg(error);
-      mch_msg("Continuing with remote command in case we can execute locally\n");
+      rc_id = channel_connect(false, server_addr, true, on_data, 50, &connect_error);
     }
 
     int t_argc = remote_args;
@@ -839,6 +832,8 @@ static void handle_remote_client(mparm_T *params, int remote_args,
     Error err = ERROR_INIT;
     Array a = ARRAY_DICT_INIT;
     ADD(a, INTEGER_OBJ((int)rc_id));
+    ADD(a, CSTR_TO_OBJ(server_addr));
+    ADD(a, CSTR_TO_OBJ(connect_error));
     ADD(a, ARRAY_OBJ(args));
     String s = cstr_to_string("return vim._cs_remote(...)");
     Object o = nlua_exec(s, a, &err);