use stow for dotfiles (#1)

Reviewed-on: #1

cli/.config/nvim/init.lua

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+require('settings')
+require('maps')
+require('plugins')

cli/.config/nvim/lua/maps.lua

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+vim.g.mapleader = ' '
+
+function unmap(key)
+    vim.api.nvim_set_keymap('', key, '', {})
+end
+function map(mode, key, action)
+    vim.api.nvim_set_keymap(mode, key, action, {noremap = true})
+end
+
+-- some unmaps
+unmap(' ')
+unmap('q')
+unmap('<F1>')
+
+-- option control
+map('n', '<Leader>c', ':setlocal cursorline!<CR>')
+map('n', '<Leader>l', ':setlocal list!<CR>')
+map('n', '<Leader>w', ':setlocal wrap!<CR>')
+
+-- search
+map('n', '<Leader>/', ':noh<CR>')
+
+-- copy / paste
+map('n', '<Leader>y', '"+y')
+map('n', '<Leader>d', '"+d')
+map('n', '<Leader>p', '"+p')
+map('n', '<Leader>P', '"+P')
+
+-- keymap switch
+map('!', '<C-Space>', '<C-^>')
+map('!', '<C-@>', '<C-^>')

cli/.config/nvim/lua/packer_init.lua

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+local packer_init = {}
+
+packer_init.init = function(plugins)
+    local ensure_packer = function()
+        local install_path = vim.fn.stdpath('data')..'/site/pack/packer/start/packer.nvim'
+        if vim.fn.empty(vim.fn.glob(install_path)) > 0 then
+            vim.fn.system {'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim', install_path}
+            vim.cmd [[packadd packer.nvim]]
+            return true
+        end
+        return false
+    end
+
+    local packer_bootstrap = ensure_packer()
+    require('packer').startup(plugins)
+    if packer_bootstrap then
+        require('packer').sync()
+        return true
+    end
+    return false
+end
+
+return packer_init

cli/.config/nvim/lua/plugins.lua

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+-- [[ plugins list ]]
+local function plugins(use)
+    use 'wbthomason/packer.nvim'
+
+    use 'lifepillar/vim-gruvbox8'
+    use 'hoob3rt/lualine.nvim'
+    use 'hashivim/vim-terraform'
+    use 'mhinz/vim-signify'
+    use 'tpope/vim-fugitive'
+    use 'tpope/vim-rsi'
+    use 'tpope/vim-vinegar'
+    use 'nvim-lua/plenary.nvim'
+    use 'nvim-telescope/telescope.nvim'
+    use {
+        'w0rp/ale',
+        ft = { 'sh', 'zsh', 'lua', 'python' },
+        cmd = 'ALEEnable'
+    }
+end
+
+--[[ init plugins and install packer if missing ]]
+if require('packer_init').init(plugins) then return end
+
+--[[ plugins config ]]
+require('lualine').setup{
+    options = {
+        icons_enabled = false,
+        component_separators = { left = '\u{2022}', right = '\u{2022}' }
+    }
+}
+
+--[[ telescope maps ]]
+map('n', '<Leader>.', '<cmd>Telescope find_files<CR>')
+map('n', '<Leader>,', '<cmd>Telescope buffers<CR>')
+
+--[[ theme ]]
+vim.o.bg = 'dark'
+vim.o.termguicolors = true
+
+vim.g.gruvbox_plugin_hi_groups   = 1
+vim.g.gruvbox_filetype_hi_groups = 1
+
+vim.cmd [[colorscheme gruvbox8]]

cli/.config/nvim/lua/settings.lua

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+local fsize = '11'
+if vim.loop.os_uname().sysname == 'Darwin' then fsize = '14' end
+
+vim.o.modeline       = false
+vim.o.foldmethod     = 'marker'
+vim.o.cursorline     = true
+vim.o.colorcolumn    = '80'
+vim.o.relativenumber = true
+vim.o.breakindent    = true
+vim.o.clipboard      = 'unnamedplus'
+
+vim.o.list       = true
+vim.o.listchars  = 'tab:==>,nbsp:x,trail:*'
+
+vim.o.ignorecase = true
+vim.o.smartcase  = true
+
+vim.o.scrolloff     = 3
+vim.o.sidescrolloff = 15
+
+vim.o.tabstop     = 3
+vim.o.softtabstop = 4
+vim.o.shiftwidth  = 4
+vim.o.expandtab   = true
+
+vim.o.keymap   = 'russian-jcukenwintype'
+vim.o.iminsert = 0
+vim.o.imsearch = 0
+
+vim.o.title       = true
+vim.o.titlestring = '[%{hostname()}] %t - neovim'
+vim.o.statusline  = '[%F] %R%H%W%M %=[%{&fenc}/%{&ff}] %y [%4l/%L:%3v]'
+
+vim.o.guifont     = 'vcascadia:h' .. fsize