fix(lsp.completion): add logging for request failures

lua/lsp/completion/popup.lua

@@ -1,3 +1,4 @@
+local log = require("log")
 local MAX_WIDTH = 80
 local MAX_HEIGHT = 20
 local HALF_HEIGHT = math.floor(MAX_HEIGHT / 2)
@@ -114,24 +115,28 @@ end
 function Popup:dispatch_resolve(client, item, ft, pum, word, buf)
     self:cancel_pending()
     self.resolved = nil
-    local _, request_id = client:request(
-        vim.lsp.protocol.Methods.completionItem_resolve,
-        item.raw,
-        function(err, result)
-            self.pending = nil
-            if err or not result then
-                return
-            end
-            local cur = vim.fn.complete_info({ "completed" })
-            if (vim.tbl_get(cur, "completed", "word") or "") ~= word then
-                return
-            end
-            item:apply_resolved(result)
-            self.resolved = { word = word, item = item }
-            self:show(item, ft, pum)
-        end,
-        buf
-    )
+    local method = vim.lsp.protocol.Methods.completionItem_resolve
+    local _, request_id = client:request(method, item.raw, function(err, result)
+        if err then
+            log.warning(
+                "client %d: %s failed: %s",
+                client.id,
+                method,
+                err.message
+            )
+        end
+        self.pending = nil
+        if err or not result then
+            return
+        end
+        local cur = vim.fn.complete_info({ "completed" })
+        if (vim.tbl_get(cur, "completed", "word") or "") ~= word then
+            return
+        end
+        item:apply_resolved(result)
+        self.resolved = { word = word, item = item }
+        self:show(item, ft, pum)
+    end, buf)
     if request_id then
         self.pending = { client = client, id = request_id }
     end