diff --git a/init.lua b/init.lua
index d7b66c1..2380377 100644
--- a/init.lua
+++ b/init.lua
@@ -1,206 +1,5 @@
-vim.cmd.colorscheme('solarized8')
-
-vim.g.mapleader = ' '
-
-vim.opt.autowrite = true
-vim.opt.backup = false
-vim.opt.completeopt = 'menuone,noselect'
-vim.opt.expandtab = true
-vim.opt.fileformats = 'unix,dos,mac'
-vim.opt.foldenable = false
-vim.opt.guicursor = 'n:blinkon0'
-vim.opt.ignorecase = true
-vim.opt.langremap = false
-vim.opt.linebreak = true
-vim.opt.modeline = false
-vim.opt.modelines = 0
-vim.opt.number = true
-vim.opt.shiftround = true
-vim.opt.shiftwidth = 4
-vim.opt.smartcase = true
-vim.opt.swapfile = false
-vim.opt.tabstop = 4
-vim.opt.termguicolors = true
-vim.opt.updatetime = 300
-vim.opt.wrap = false
-vim.opt.writebackup = false
-
--- gui
-vim.api.nvim_create_autocmd(
-    'UIEnter', {
-        callback = function()
-            if vim.v.event.chan == 1 then
-                require('ginit')
-            end
-        end,
-        once = true,
-    }
-)
-
--- general
-vim.keymap.set('i', '<c-c>', '<esc>')
-vim.keymap.set('n', '<bs>', '<cmd>bd<cr>')
-vim.keymap.set('n', '<c-c><c-c>', '<cmd>nohlsearch<cr>')
-vim.keymap.set('n', '<leader><leader>', '<cmd>b#<cr>')
-vim.keymap.set('n', '<leader>w', '<cmd>w<cr>')
-vim.keymap.set('n', '<leader>x', '<cmd>x<cr>')
-vim.keymap.set('n', 'j', 'gj')
-vim.keymap.set('n', 'k', 'gk')
-
--- clipboard
-vim.keymap.set({ 'n', 'v' }, '<leader>P', '"+P')
-vim.keymap.set({ 'n', 'v' }, '<leader>Y', '"+y$')
-vim.keymap.set({ 'n', 'v' }, '<leader>d', '"+d')
-vim.keymap.set({ 'n', 'v' }, '<leader>d', '"+dd')
-vim.keymap.set({ 'n', 'v' }, '<leader>p', '"+p')
-vim.keymap.set({ 'n', 'v' }, '<leader>y', '"+y')
-vim.keymap.set({ 'n', 'v' }, '<leader>yy', '"+yy')
-
--- splits
-vim.keymap.set('n', '<a-=>', '<c-w><c-=>')
-vim.keymap.set('n', '<a-h>', '<c-w><')
-vim.keymap.set('n', '<a-j>', '<c-w>+')
-vim.keymap.set('n', '<a-k>', '<c-w>-')
-vim.keymap.set('n', '<a-l>', '<c-w>>')
-vim.keymap.set('n', '<c-h>', '<c-w>h')
-vim.keymap.set('n', '<c-j>', '<c-w>j')
-vim.keymap.set('n', '<c-k>', '<c-w>k')
-vim.keymap.set('n', '<c-l>', '<c-w>l')
-
--- cmp-nvim-lsp, nvim-lspconfig
-local nvim_lspconfig = require('lspconfig')
-if nvim_lspconfig then
-    local capabilities = vim.lsp.protocol.make_client_capabilities()
-
-    local cmp_nvim_lsp = require('cmp_nvim_lsp')
-    if cmp_nvim_lsp then
-        capabilities = cmp_nvim_lsp.update_capabilities(capabilities, { snippetSupport = false })
-    end
-
-    nvim_lspconfig.clangd.setup({ capabilities = capabilities })
-    nvim_lspconfig.gopls.setup({ capabilities = capabilities })
-    nvim_lspconfig.jedi_language_server.setup({ capabilities = capabilities })
-    nvim_lspconfig.rust_analyzer.setup({ capabilities = capabilities })
-    nvim_lspconfig.tsserver.setup({ capabilities = capabilities })
-    nvim_lspconfig.sumneko_lua.setup({
-        settings = {
-            Lua = {
-                diagnostics = { globals = { 'vim' } },
-                runtime = { version = 'LuaJIT' },
-                telemetry = { enable = false },
-                workspace = { library = vim.api.nvim_get_runtime_file('', true) },
-            },
-        },
-    })
-
-    vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help)
-    vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition)
-    vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action)
-    vim.keymap.set('n', '<space>e', vim.diagnostic.open_float)
-    vim.keymap.set('n', '<space>f', function() vim.lsp.buf.format({ async = true }) end)
-    vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist)
-    vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename)
-    vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder)
-    vim.keymap.set('n', '<space>wl', function() print(vim.inspect(vim.lsp.buf.list_workspace_folders())) end)
-    vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder)
-    vim.keymap.set('n', 'K', vim.lsp.buf.hover)
-    vim.keymap.set('n', '[d', vim.diagnostic.goto_prev)
-    vim.keymap.set('n', ']d', vim.diagnostic.goto_next)
-    vim.keymap.set('n', 'gD', vim.lsp.buf.declaration)
-    vim.keymap.set('n', 'gd', vim.lsp.buf.definition)
-    vim.keymap.set('n', 'gi', vim.lsp.buf.implementation)
-    vim.keymap.set('n', 'gr', vim.lsp.buf.references)
-
-    vim.opt.omnifunc = 'v:lua.vim.lsp.omnifunc'
-end
-
--- nvim-cmp
-local nvim_cmp = require('cmp')
-if nvim_cmp then
-    nvim_cmp.setup({
-        mapping = {
-            ['<c-d>'] = nvim_cmp.mapping.scroll_docs(-4),
-            ['<c-f>'] = nvim_cmp.mapping.scroll_docs(4),
-            ['<c-n>'] = nvim_cmp.mapping.select_next_item(),
-            ['<c-p>'] = nvim_cmp.mapping.select_prev_item(),
-            ['<tab>'] = nvim_cmp.mapping.confirm({ select = true }),
-        },
-        sources = {
-            { name = 'nvim_lsp' },
-            { name = 'vsnip' },
-        },
-        snippet = {
-            expand = function(args) vim.fn['vsnip#anonymous'](args.body) end,
-        },
-    })
-end
-
--- telescope.nvim
-local telescope = require('telescope')
-if telescope then
-    local telescope_builtin = require('telescope.builtin')
-    if telescope_builtin then
-        vim.keymap.set('n', '<space>fb', telescope_builtin.buffers, {})
-        vim.keymap.set('n', '<space>fg', telescope_builtin.git_files, {})
-        vim.keymap.set('n', '<space>fh', telescope_builtin.oldfiles, {})
-        vim.keymap.set('n', '<space>fr', telescope_builtin.reloader, {})
-        vim.keymap.set('n', '<space>fs', telescope_builtin.spell_suggest, {})
-    end
-
-    local telescope_actions = require('telescope.actions')
-    telescope.setup {
-        defaults = {
-            mappings = {
-                i = {
-                    ['<c-j>'] = telescope_actions.move_selection_next,
-                    ['<c-k>'] = telescope_actions.move_selection_previous,
-                    ['<esc>'] = telescope_actions.close,
-                },
-            },
-        }
-    }
-end
-
--- vim-airline
-vim.g['airline#extensions#tabline#enabled'] = 1
-vim.g['airline_symbols_ascii'] = 1
-
--- vim-argwrap
-vim.keymap.set('n', '<leader>a', vim.cmd.ArgWrap)
-
--- vim-better-whitespace
-vim.api.nvim_set_hl(0, 'ExtraWhitespace', { bg = '#6c71c4' })
-
--- vim-dirvish
-vim.g.dirvish_mode = ':sort ,^.*[\\/],'
-
--- vim-easy-align
-vim.g.easy_align_ignore_groups = {}
-vim.keymap.set('n', 'ga', '<plug>(EasyAlign)')
-vim.keymap.set('v', '<cr>', '<plug>(EasyAlign)')
-
--- vim-go
-vim.g.go_diagnostics_enabled = 0
-vim.g.go_imports_autosave = 0
-vim.g.go_metalinter_enabled = {}
-vim.g.go_null_module_warning = 0
-vim.g.go_version_warning = 0
-
--- vim-interestingwords
-vim.g.interestingWordsGUIColors = { '#8ccbea', '#a4e57e', '#ffdb72', '#ff7272', '#ffb3ff', '#9999ff' }
-vim.g.interestingWordsTermColors = { '154', '121', '211', '137', '214', '222' }
-
--- vim-polyglot
-vim.g.rustfmt_autosave = 1
-
--- hflip.nvim
-vim.keymap.set('n', 'gfs', vim.cmd.HFlip)
-
--- helpers
-vim.api.nvim_create_user_command(
-    'UnAlign',
-    function(ctx)
-        vim.cmd(ctx.line1 .. ',' .. ctx.line2 .. 's/\\(\\S\\+\\)\\s\\{2,\\}/\\1 /g')
-    end,
-    { range = '%' }
-)
+require('common')
+require('lsp')
+require('plugins')
+require('util')
+require('autocmd')
diff --git a/lua/autocmd.lua b/lua/autocmd.lua
new file mode 100644
index 0000000..112d7f1
--- /dev/null
+++ b/lua/autocmd.lua
@@ -0,0 +1,10 @@
+vim.api.nvim_create_autocmd(
+    'UIEnter', {
+        callback = function()
+            if vim.v.event.chan == 1 then
+                require('ginit')
+            end
+        end,
+        once = true,
+    }
+)
diff --git a/lua/common.lua b/lua/common.lua
new file mode 100644
index 0000000..e38ed9c
--- /dev/null
+++ b/lua/common.lua
@@ -0,0 +1,59 @@
+-- colors
+vim.cmd.colorscheme('solarized8')
+
+-- leader
+vim.g.mapleader = ' '
+
+-- options
+vim.opt.autowrite = true
+vim.opt.backup = false
+vim.opt.completeopt = 'menuone,noselect'
+vim.opt.expandtab = true
+vim.opt.fileformats = 'unix,dos,mac'
+vim.opt.foldenable = false
+vim.opt.guicursor = 'n:blinkon0'
+vim.opt.ignorecase = true
+vim.opt.langremap = false
+vim.opt.linebreak = true
+vim.opt.modeline = false
+vim.opt.modelines = 0
+vim.opt.number = true
+vim.opt.shiftround = true
+vim.opt.shiftwidth = 4
+vim.opt.smartcase = true
+vim.opt.swapfile = false
+vim.opt.tabstop = 4
+vim.opt.termguicolors = true
+vim.opt.updatetime = 300
+vim.opt.wrap = false
+vim.opt.writebackup = false
+
+-- common keymaps
+vim.keymap.set('i', '<c-c>', '<esc>')
+vim.keymap.set('n', '<bs>', '<cmd>bd<cr>')
+vim.keymap.set('n', '<c-c><c-c>', '<cmd>nohlsearch<cr>')
+vim.keymap.set('n', '<leader><leader>', '<cmd>b#<cr>')
+vim.keymap.set('n', '<leader>w', '<cmd>w<cr>')
+vim.keymap.set('n', '<leader>x', '<cmd>x<cr>')
+vim.keymap.set('n', 'j', 'gj')
+vim.keymap.set('n', 'k', 'gk')
+
+-- clipboard keymaps
+vim.keymap.set({ 'n', 'v' }, '<leader>P', '"+P')
+vim.keymap.set({ 'n', 'v' }, '<leader>Y', '"+y$')
+vim.keymap.set({ 'n', 'v' }, '<leader>d', '"+d')
+vim.keymap.set({ 'n', 'v' }, '<leader>d', '"+dd')
+vim.keymap.set({ 'n', 'v' }, '<leader>p', '"+p')
+vim.keymap.set({ 'n', 'v' }, '<leader>y', '"+y')
+vim.keymap.set({ 'n', 'v' }, '<leader>yy', '"+yy')
+
+-- split keymaps
+vim.keymap.set('n', '<a-=>', '<c-w><c-=>')
+vim.keymap.set('n', '<a-h>', '<c-w><')
+vim.keymap.set('n', '<a-j>', '<c-w>+')
+vim.keymap.set('n', '<a-k>', '<c-w>-')
+vim.keymap.set('n', '<a-l>', '<c-w>>')
+vim.keymap.set('n', '<c-h>', '<c-w>h')
+vim.keymap.set('n', '<c-j>', '<c-w>j')
+vim.keymap.set('n', '<c-k>', '<c-w>k')
+vim.keymap.set('n', '<c-l>', '<c-w>l')
diff --git a/lua/lsp.lua b/lua/lsp.lua
new file mode 100644
index 0000000..af61b95
--- /dev/null
+++ b/lua/lsp.lua
@@ -0,0 +1,67 @@
+-- cmp-nvim-lsp, nvim-lspconfig
+local nvim_lspconfig = require('lspconfig')
+if nvim_lspconfig then
+    local capabilities = vim.lsp.protocol.make_client_capabilities()
+
+    local cmp_nvim_lsp = require('cmp_nvim_lsp')
+    if cmp_nvim_lsp then
+        capabilities = cmp_nvim_lsp.update_capabilities(capabilities, { snippetSupport = false })
+    end
+
+    nvim_lspconfig.clangd.setup({ capabilities = capabilities })
+    nvim_lspconfig.gopls.setup({ capabilities = capabilities })
+    nvim_lspconfig.jedi_language_server.setup({ capabilities = capabilities })
+    nvim_lspconfig.rust_analyzer.setup({ capabilities = capabilities })
+    nvim_lspconfig.tsserver.setup({ capabilities = capabilities })
+    nvim_lspconfig.sumneko_lua.setup({
+        settings = {
+            Lua = {
+                diagnostics = { globals = { 'vim' } },
+                runtime = { version = 'LuaJIT' },
+                telemetry = { enable = false },
+                workspace = { library = vim.api.nvim_get_runtime_file('', true) },
+            },
+        },
+    })
+
+    vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help)
+    vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition)
+    vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action)
+    vim.keymap.set('n', '<space>e', vim.diagnostic.open_float)
+    vim.keymap.set('n', '<space>f', function() vim.lsp.buf.format({ async = true }) end)
+    vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist)
+    vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename)
+    vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder)
+    vim.keymap.set('n', '<space>wl', function() print(vim.inspect(vim.lsp.buf.list_workspace_folders())) end)
+    vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder)
+    vim.keymap.set('n', 'K', vim.lsp.buf.hover)
+    vim.keymap.set('n', '[d', vim.diagnostic.goto_prev)
+    vim.keymap.set('n', ']d', vim.diagnostic.goto_next)
+    vim.keymap.set('n', 'gD', vim.lsp.buf.declaration)
+    vim.keymap.set('n', 'gd', vim.lsp.buf.definition)
+    vim.keymap.set('n', 'gi', vim.lsp.buf.implementation)
+    vim.keymap.set('n', 'gr', vim.lsp.buf.references)
+
+    vim.opt.omnifunc = 'v:lua.vim.lsp.omnifunc'
+end
+
+-- nvim-cmp
+local nvim_cmp = require('cmp')
+if nvim_cmp then
+    nvim_cmp.setup({
+        mapping = {
+            ['<c-d>'] = nvim_cmp.mapping.scroll_docs(-4),
+            ['<c-f>'] = nvim_cmp.mapping.scroll_docs(4),
+            ['<c-n>'] = nvim_cmp.mapping.select_next_item(),
+            ['<c-p>'] = nvim_cmp.mapping.select_prev_item(),
+            ['<tab>'] = nvim_cmp.mapping.confirm({ select = true }),
+        },
+        sources = {
+            { name = 'nvim_lsp' },
+            { name = 'vsnip' },
+        },
+        snippet = {
+            expand = function(args) vim.fn['vsnip#anonymous'](args.body) end,
+        },
+    })
+end
diff --git a/lua/plugins.lua b/lua/plugins.lua
new file mode 100644
index 0000000..405446c
--- /dev/null
+++ b/lua/plugins.lua
@@ -0,0 +1,60 @@
+-- telescope.nvim
+local telescope = require('telescope')
+if telescope then
+    local telescope_builtin = require('telescope.builtin')
+    if telescope_builtin then
+        vim.keymap.set('n', '<space>fb', telescope_builtin.buffers, {})
+        vim.keymap.set('n', '<space>fg', telescope_builtin.git_files, {})
+        vim.keymap.set('n', '<space>fh', telescope_builtin.oldfiles, {})
+        vim.keymap.set('n', '<space>fr', telescope_builtin.reloader, {})
+        vim.keymap.set('n', '<space>fs', telescope_builtin.spell_suggest, {})
+    end
+
+    local telescope_actions = require('telescope.actions')
+    telescope.setup {
+        defaults = {
+            mappings = {
+                i = {
+                    ['<c-j>'] = telescope_actions.move_selection_next,
+                    ['<c-k>'] = telescope_actions.move_selection_previous,
+                    ['<esc>'] = telescope_actions.close,
+                },
+            },
+        }
+    }
+end
+
+-- hflip.nvim
+vim.keymap.set('n', 'gfs', vim.cmd.HFlip)
+
+-- vim-airline
+vim.g['airline#extensions#tabline#enabled'] = 1
+vim.g['airline_symbols_ascii'] = 1
+
+-- vim-argwrap
+vim.keymap.set('n', '<leader>a', vim.cmd.ArgWrap)
+
+-- vim-better-whitespace
+vim.api.nvim_set_hl(0, 'ExtraWhitespace', { bg = '#6c71c4' })
+
+-- vim-dirvish
+vim.g.dirvish_mode = ':sort ,^.*[\\/],'
+
+-- vim-easy-align
+vim.g.easy_align_ignore_groups = {}
+vim.keymap.set('n', 'ga', '<plug>(EasyAlign)')
+vim.keymap.set('v', '<cr>', '<plug>(EasyAlign)')
+
+-- vim-go
+vim.g.go_diagnostics_enabled = 0
+vim.g.go_imports_autosave = 0
+vim.g.go_metalinter_enabled = {}
+vim.g.go_null_module_warning = 0
+vim.g.go_version_warning = 0
+
+-- vim-interestingwords
+vim.g.interestingWordsGUIColors = { '#8ccbea', '#a4e57e', '#ffdb72', '#ff7272', '#ffb3ff', '#9999ff' }
+vim.g.interestingWordsTermColors = { '154', '121', '211', '137', '214', '222' }
+
+-- vim-polyglot
+vim.g.rustfmt_autosave = 1
diff --git a/lua/util.lua b/lua/util.lua
new file mode 100644
index 0000000..18cd54d
--- /dev/null
+++ b/lua/util.lua
@@ -0,0 +1,6 @@
+-- UnAlign
+vim.api.nvim_create_user_command(
+    'UnAlign',
+    function(ctx) vim.cmd(ctx.line1 .. ',' .. ctx.line2 .. 's/\\(\\S\\+\\)\\s\\{2,\\}/\\1 /g') end,
+    { range = '%' }
+)