Bugfix: autocomplete not working properly

lua/configs/autocomplete.lua

@@ -14,50 +14,72 @@ function M.config()
         -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
         end,
     },
-    mapping = { -- TODO: do these mappings
+    mapping = {
+        ['<C-b>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
+        ['<C-f>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
         ['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
+        ['<C-y>'] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
+        ['<C-e>'] = cmp.mapping({
+        i = cmp.mapping.abort(),
+        c = cmp.mapping.close(),
+        }),
         ['<CR>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
-        --[''] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
-        --[''] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
-        --[''] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
-        --[''] = cmp.mapping({
-        --    i = cmp.mapping.abort(),
-        --    c = cmp.mapping.close(),
-        --}),
     },
     sources = cmp.config.sources({
-        { name = 'luasnip' },
-        -- { name = 'nvim_lsp' },
-        -- { name = 'ultisnips' },
-        -- { name = 'snippy' },
-        }, {{ name = 'buffer' }})
+        { name = 'nvim_lsp' },
+        -- { name = 'luasnip' }, -- For luasnip users.
+        -- { name = 'ultisnips' }, -- For ultisnips users.
+        -- { name = 'snippy' }, -- For snippy users.
+    }, {
+        { name = 'buffer' },
+    })
+    })
+
+    -- Set configuration for specific filetype.
+    cmp.setup.filetype('gitcommit', {
+    sources = cmp.config.sources({
+        { name = 'cmp_git' }, -- You can specify the `cmp_git` source if you were installed it. 
+    }, {
+        { name = 'buffer' },
+    })
     })
 
-    -- completion for status line commands (if you enabled `native_menu`, this won't work anymore).
+    -- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
     cmp.setup.cmdline('/', {
-        sources = {
-            { name = 'buffer' }
-        }
+    sources = {
+        { name = 'buffer' }
+    }
     })
+
+    -- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
     cmp.setup.cmdline(':', {
-        sources = cmp.config.sources({
-            { name = 'path' }
-        }, {
-            { name = 'cmdline' }
-        })
+    sources = cmp.config.sources({
+        { name = 'path' }
+    }, {
+        { name = 'cmdline' }
+    })
     })
 
     -- nvim-lspconfig config
-    local servers = { 'clangd', 'ccls' }
+    -- Use a loop to conveniently call 'setup' on multiple servers and
+    -- map buffer local keybindings when the language server attaches
+    local servers = { 'ccls' }
     for _, lsp in pairs(servers) do
     require('lspconfig')[lsp].setup {
         on_attach = on_attach,
         flags = {
-            -- This will be the default in neovim 0.7+
-            debounce_text_changes = 150,
+        -- This will be the default in neovim 0.7+
+        debounce_text_changes = 150,
         }
     }
     end
+
+    -- C-CPP-Modern config
+    vim.g.cpp_function_highlight = 1
+    vim.g.cpp_attributes_highlight = 1
+    vim.g.cpp_member_highlight = 1
+    vim.g.cpp_simple_highlight = 1
 end
 
 return M
+