diff --git a/lua/configs/autocomplete.lua b/lua/configs/autocomplete.lua
index e188f5a..0f6272c 100644
--- a/lua/configs/autocomplete.lua
+++ b/lua/configs/autocomplete.lua
@@ -14,71 +14,50 @@ function M.config()
         -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
         end,
     },
-    mapping = {
-        ['<C-b>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
-        ['<C-f>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
+    mapping = { -- TODO: do these mappings
         ['<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 = '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' },
-    })
+        { name = 'luasnip' },
+        -- { name = 'nvim_lsp' },
+        -- { name = 'ultisnips' },
+        -- { name = 'snippy' },
+        }, {{ name = 'buffer' }})
     })
 
-    -- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
+    -- completion for status line commands (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
-    -- 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
diff --git a/lua/configs/filetree.lua b/lua/configs/filetree.lua
index 73b8c60..adef59a 100644
--- a/lua/configs/filetree.lua
+++ b/lua/configs/filetree.lua
@@ -2,73 +2,73 @@ local M = {}
 function M.config()
     -- nvim-tree config
     require'nvim-tree'.setup {
-    disable_netrw        = true,
-    hijack_netrw         = true,
-    open_on_setup        = true,
-    ignore_ft_on_setup   = {},
-    auto_close           = false,
-    auto_reload_on_write = true,
-    open_on_tab          = false,
-    hijack_cursor        = false,
-    update_cwd           = false,
-    update_to_buf_dir    = {
-        enable = true,
-        auto_open = true,
-    },
-    diagnostics = {
-        enable = false,
-        icons = {
-        hint = "",
-        info = "",
-        warning = "",
-        error = "",
-        }
-    },
-    update_focused_file = {
-        enable      = false,
-        update_cwd  = false,
-        ignore_list = {}
-    },
-    system_open = {
-        cmd  = nil,
-        args = {}
-    },
-    filters = {
-        dotfiles = true,
-        custom = {}
-    },
-    git = {
-        enable = true,
-        ignore = true,
-        timeout = 500,
-    },
-    view = {
-        width = 30,
-        height = 30,
-        hide_root_folder = false,
-        side = 'left',
-        auto_resize = false,
-        mappings = {
-        custom_only = false,
-        list = {}
+        disable_netrw        = true,
+        hijack_netrw         = true,
+        open_on_setup        = true,
+        ignore_ft_on_setup   = {},
+        auto_close           = false,
+        auto_reload_on_write = true,
+        open_on_tab          = false,
+        hijack_cursor        = false,
+        update_cwd           = false,
+        update_to_buf_dir    = {
+            enable = true,
+            auto_open = true,
+        },
+        diagnostics = {
+            enable = false,
+            icons = {
+                hint = "",
+                info = "",
+                warning = "",
+                error = "",
+            }
+        },
+        update_focused_file = {
+            enable      = true,
+            update_cwd  = true,
+            ignore_list = {}
+        },
+        system_open = {
+            cmd  = nil,
+            args = {}
         },
-        number = false,
-        relativenumber = false,
-        signcolumn = "yes"
-    },
-    trash = {
-        cmd = "trash",
-        require_confirm = true
-    },
-    actions = {
-        change_dir = {
-        global = false,
+        filters = {
+            dotfiles = true,
+            custom = {}
         },
-        open_file = {
-        quit_on_open = false,
+        git = {
+            enable = true,
+            ignore = true,
+            timeout = 500,
+        },
+        view = {
+            width = 30,
+            height = 30,
+            hide_root_folder = false,
+            side = 'left',
+            auto_resize = true,
+            mappings = {
+                custom_only = false,
+                list = {}
+            },
+            number = false,
+            relativenumber = false,
+            signcolumn = "yes"
+        },
+        trash = {
+            cmd = "trash",
+            require_confirm = true
+        },
+        actions = {
+            change_dir = {
+                global = false,
+            },
+            open_file = {
+                quit_on_open = false,
+            }
         }
     }
-    }
     vim.cmd([[
     let g:nvim_tree_icons = {
         \ 'default': '',
diff --git a/lua/configs/treesitter.lua b/lua/configs/treesitter.lua
index a98d477..f4c5e6a 100644
--- a/lua/configs/treesitter.lua
+++ b/lua/configs/treesitter.lua
@@ -2,14 +2,14 @@ local M = {}
 function M.config()
     -- nvim-treesitter config
     require'nvim-treesitter.configs'.setup {
-      -- ensure_installed = "maintained", -- for installing all maintained parsers
-      ensure_installed = { "c", "cpp", "rust", "lua" }, -- for installing specific parsers
-      sync_install = true, -- install synchronously
-      ignore_install = { }, -- parsers to not install
-      highlight = {
-        enable = true,
-        additional_vim_regex_highlighting = false, -- disable standard vim highlighting
-      },
+        -- ensure_installed = "maintained", -- for installing all maintained parsers
+        ensure_installed = { "c", "cpp", "rust", "lua" }, -- for installing specific parsers
+        sync_install = true, -- install synchronously
+        ignore_install = { }, -- parsers to not install
+        highlight = {
+            enable = true,
+            additional_vim_regex_highlighting = false, -- disable standard vim highlighting
+        },
     }
 end
 return M