fix(nvim): handle rust analyzer cancellation issues

users/price/dots/.config/nvim/lua/core/lsp.lua

@@ -1,6 +1,17 @@
 local M = {}
 
 M.setup = function()
+    -- HACK: See https://github.com/neovim/neovim/issues/30985#issuecomment-2447329525
+    -- This fixes an issue with "server cancelled the request" emissions from `rust-analyzer`
+    for _, method in ipairs({ "textDocument/diagnostic", "workspace/diagnostic" }) do
+        local default_diagnostic_handler = vim.lsp.handlers[method]
+        vim.lsp.handlers[method] = function(error, result, ctx, config)
+            if error ~= nil and error.code == -32802 then
+                return
+            end
+            return default_diagnostic_handler(error, result, ctx, config)
+        end
+    end
     vim.diagnostic.config({
         severity_sort = true,
         underline = true,

users/price/dots/.config/nvim/lua/plugins/configs/lsp.lua

@@ -110,21 +110,23 @@ return {
                     default_settings = {
                         ["rust-analyzer"] = {
                             cargo = {
-                                allFeatures = true,
+                                features = "all",
                                 loadOutDirsFromCheck = true,
                                 runBuildScripts = true,
                             },
-                            checkOnSave = {
-                                allFeatures = true,
-                                allTargets = true,
+                            check = {
                                 command = "clippy",
+                                features = "all",
                             },
-                            procMacro = {
+                            checkOnSave = true,
+                            rustfmt = {
+                                rangeFormatting = {
                                     enable = true,
                                 },
                             },
                         },
                     },
+                },
                 tools = {
                     enable_clippy = true,
                     executor = require("rustaceanvim.executors").termopen,