add key mapping for nvim cmp

.config/nvim/lua/hrsh7th__nvim-cmp.lua

@@ -7,19 +7,21 @@ cmp.setup({
     end,
   },
   mapping = {
+    -- Up arrow key or 'Ctrl + p' to select next item
+    ['<Up>'] = cmp.mapping.select_prev_item(),
     ['<C-p>'] = cmp.mapping.select_prev_item(),
+    -- Down arrow key or 'Ctrl + n' to select next item
+    ['<Down>'] = cmp.mapping.select_next_item(),
     ['<C-n>'] = cmp.mapping.select_next_item(),
-    -- Add tab support
-    ['<S-Tab>'] = cmp.mapping.select_prev_item(),
-    ['<Tab>'] = cmp.mapping.select_next_item(),
+    -- Tab key to select current item
+    ['<Tab>'] = cmp.mapping.confirm({
+      behavior = cmp.ConfirmBehavior.Insert,
+      select = true,
+    }),
     ['<C-d>'] = cmp.mapping.scroll_docs(-4),
     ['<C-f>'] = cmp.mapping.scroll_docs(4),
     ['<C-Space>'] = cmp.mapping.complete(),
     ['<C-e>'] = cmp.mapping.close(),
-    ['<CR>'] = cmp.mapping.confirm({
-      behavior = cmp.ConfirmBehavior.Insert,
-      select = true,
-    })
   },
 
   -- Installed sources

.config/nvim/lua/simrat39__rust-tools.nvim.lua

@@ -172,11 +172,11 @@ require('rust-tools').setup(opts)
 -- Set inlay hints for the current buffer
 require('rust-tools').inlay_hints.set()
 -- Unset inlay hints for the current buffer
-require('rust-tools').inlay_hints.unset()
+--require('rust-tools').inlay_hints.unset()
 -- Enable inlay hints auto update and set them for all the buffers
 require('rust-tools').inlay_hints.enable()
 -- Disable inlay hints auto update and unset them for all buffers
-require('rust-tools').inlay_hints.disable()
+--require('rust-tools').inlay_hints.disable()
 
 -- RustRunnables
 require('rust-tools').runnables.runnables()