added neovim config

dot_config/nvim/lua/config/cmp.lua

@@ -0,0 +1,74 @@
+local cmp = require("cmp")
+
+cmp.setup({
+    snippet = {
+        -- REQUIRED - you must specify a snippet engine
+        expand = function(args)
+            -- vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
+            require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
+            -- require('snippy').expand_snippet(args.body) -- For `snippy` users.
+            -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
+        end,
+    },
+    window = {
+        -- completion = cmp.config.window.bordered(),
+        -- documentation = cmp.config.window.bordered(),
+    },
+    mapping = cmp.mapping.preset.insert({
+        ['<C-b>'] = cmp.mapping.scroll_docs(-4),
+        ['<C-f>'] = cmp.mapping.scroll_docs(4),
+        ['<C-Space>'] = cmp.mapping.complete(),
+        ['<C-e>'] = cmp.mapping.abort(),
+        ['<CR>'] = cmp.mapping.confirm({ select = false }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
+        ['<Tab>'] = cmp.mapping(function(fallback)
+            if cmp.visible() then
+                cmp.select_next_item()
+            else
+                fallback()
+            end
+        end),
+        ['<S-Tab>'] = cmp.mapping(function(fallback)
+            if cmp.visible() then
+                cmp.select_prev_item()
+            else
+                fallback()
+            end
+        end)
+    }),
+    sources = cmp.config.sources({
+        { name = 'nvim_lsp' },
+        -- { name = 'vsnip' }, -- For vsnip users.
+        { 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 = 'git' }, -- You can specify the `git` source if [you were installed it](https://github.com/petertriho/cmp-git).
+    }, {
+        { name = 'buffer' },
+    })
+})
+
+-- Use buffer source for `/` and `?` (if you enabled `native_menu`, this won't work anymore).
+cmp.setup.cmdline({ '/', '?' }, {
+    mapping = cmp.mapping.preset.cmdline(),
+    sources = {
+        { name = 'buffer' }
+    }
+})
+
+-- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
+cmp.setup.cmdline(':', {
+    mapping = cmp.mapping.preset.cmdline(),
+    sources = cmp.config.sources({
+        { name = 'path' }
+    }, {
+        { name = 'cmdline' }
+    })
+})

dot_config/nvim/lua/config/coq.lua

@@ -0,0 +1,28 @@
+local g = vim.g
+
+g.coq_settings = {
+    auto_start = "shut-up",
+    keymap = { recommended = false }
+}
+
+vim.api.nvim_set_keymap("i", "<Tab>", 'pumvisible() ? "\\<C-n>" : "\\<Tab>"', {
+    expr = true
+})
+
+vim.api.nvim_set_keymap("i", "<S-Tab>", 'pumvisible() ? "\\<C-p>" : "\\<S-Tab>"', {
+    expr = true
+})
+
+--Set completeopt to have a better completion experience
+vim.o.completeopt = "menuone,noinsert,noselect"
+
+--Avoid showing message extra message when using completion
+vim.o.shortmess = vim.o.shortmess .. "c"
+
+vim.g.completion_chain_complete_list = {
+  default = {
+    { complete_items = { 'lsp', "buffer", "buffers" } },
+    { mode = { '<c-p>' } },
+    { mode = { '<c-n>' } }
+  },
+}

dot_config/nvim/lua/config/ctrlp.lua

@@ -0,0 +1,15 @@
+local g = vim.g
+
+g.ctrlp_map = "<leader>t"
+-- g.ctrlp_use_caching = 1
+-- g.ctrlp_clear_cache_on_exit = 0
+-- g.ctrlp_cache_dir = "./.vim/cache/ctrlp"
+g.ctrlp_user_command = {
+    '.git', 'git --git-dir=%s/.git ls-files -oc --exclude-standard'
+}
+
+--Limit max number of files
+--This prevents me from indexing my entire HOME by accident
+g.ctrlp_max_files = 1000
+--Also limit recursion depth
+g.ctrlp_max_depth = 10

dot_config/nvim/lua/config/fugitive.lua

@@ -0,0 +1,7 @@
+-- tpope/vim-fugitive
+nmap("<leader>gg", ":Git<CR>")
+nmap("<leader>gc", ":Git commit<CR>")
+nmap("<leader>gp", ":Git push<CR>")
+nmap("<leader>gd", ":Gdiffsplit!<CR>")
+nmap("<leader>gm", ":Git mergetool<CR>")
+nmap("<leader>gb", ":Git blame<CR>")

dot_config/nvim/lua/config/gitgutter.lua

@@ -0,0 +1,3 @@
+local g = vim.g
+
+g.gitgutter_map_keys = 0

dot_config/nvim/lua/config/lspconfig.lua

@@ -0,0 +1,75 @@
+-- neovim/neovim-lspconfig
+local function on_attach(client, bufnr)
+    local opts = {
+        silent = true,
+        noremap = true,
+    }
+    local function buf_nmap(mapping, cmd) vim.api.nvim_buf_set_keymap(bufnr, "n", mapping, cmd, opts) end
+
+    -- Jump to definition
+    buf_nmap("gd", "<Cmd>lua vim.lsp.buf.definition()<CR>")
+    -- Format current buffer on write
+    vim.api.nvim_command([[autocmd BufWritePre <buffer> lua vim.lsp.buf.format()]])
+    -- Show diagnostics for current line
+    buf_nmap("<leader>dd", "<Cmd>lua vim.diagnostic.open_float()<CR>")
+    -- Jump between diagnostic messages
+    buf_nmap("<leader>dj", "<Cmd>lua vim.diagnostic.goto_next()<CR>")
+    buf_nmap("<leader>dk", "<Cmd>lua vim.diagnostic.goto_prev()<CR>")
+    -- Rename symbol under cursor
+    buf_nmap("<leader>dr", "<Cmd>lua vim.lsp.buf.rename()<CR>")
+    -- Show hover info
+    buf_nmap("<leader>df", "<Cmd>lua vim.lsp.buf.hover()<CR>")
+    buf_nmap("<leader>du", "<Cmd>lua vim.lsp.buf.references()<CR>")
+    buf_nmap("<leader>da", "<Cmd>lua vim.lsp.buf.code_action()<CR>")
+end
+
+-- For cmp autocomplete
+local capabilities = require('cmp_nvim_lsp').default_capabilities()
+
+-- Comes with clang
+require'lspconfig'.clangd.setup{on_attach = on_attach, capabilities = capabilities}
+-- NPM: dockerfile-language-server-nodejs
+require'lspconfig'.dockerls.setup{capabilities = capabilities}
+-- Pacman: haskell-language-server
+-- AUR: haskell-language-server-bin
+-- GH: https://github.com/haskell/haskell-language-server
+require'lspconfig'.hls.setup{
+    on_attach = on_attach,
+    settings = {
+        haskell = {
+            formattingProvider = "stylish-haskell"
+        }
+    },
+    capabilities = capabilities
+}
+-- Pacman: vieter-vls (requires my Vieter repository)
+-- GH: https://github.com/vlang/vls
+-- require'lspconfig'.vls.setup{
+--     cmd = {'vls'},
+--     filetypes = {'v'},
+--     on_attach = on_attach
+-- }
+-- Pacman: rust-analyzer
+-- GH: https://github.com/rust-analyzer/rust-analyzer
+require'lspconfig'.rust_analyzer.setup{on_attach = on_attach, capabilities = capabilities}
+-- Installed using R shell:
+-- `install.packages('languageserver')`
+-- GH: https://github.com/REditorSupport/languageserver
+require'lspconfig'.r_language_server.setup{capabilities = capabilities}
+-- Installed using Go CLI:
+-- go install github.com/nametake/golangci-lint-langserver@latest
+-- go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest
+require'lspconfig'.gopls.setup{on_attach = on_attach, capabilities = capabilities}
+
+require'lspconfig'.texlab.setup{on_attach = on_attach, capabilities = capabilities}
+
+-- Fix that stops rust-analyzer interrupting typing when a request is cancelled
+for _, method in ipairs({ 'textDocument/diagnostic', 'workspace/diagnostic' }) do
+    local default_diagnostic_handler = vim.lsp.handlers[method]
+    vim.lsp.handlers[method] = function(err, result, context, config)
+        if err ~= nil and err.code == -32802 then
+            return
+        end
+        return default_diagnostic_handler(err, result, context, config)
+    end
+end

dot_config/nvim/lua/config/nerdtree.lua

@@ -0,0 +1,30 @@
+local g = vim.g
+
+g.NERDTreeIgnore = {
+    '^\\.vim$[[dir]]',
+    '^\\.vscode$[[dir]]', '.*\\.code-workspace$[[file]]', '^\\.idea$[[dir]]',
+    '^__pycache__$[[dir]]', '^\\.pytest_cache$[[dir]]', '^venv$[[dir]]',
+        '\\.egg-info$[[dir]]', '^dist$[[dir]]',
+        '^\\.eggs$[[dir]]',
+    '^out$[[dir]]',
+    '^\\.git$[[dir]]',
+    '^\\.stack-work$[[dir]]', '\\.lock$',
+    '^CMakeFiles$[[dir]]', '^CMakeCache.txt$[[file]]',
+    '.pdf$[[file]]',
+    '^node_modules$[[dir]]',
+    '\\.o$'
+}
+
+g.NERDTreeShowHidden = 1
+g.NERDTreeMinimalUI = 1
+g.NERDTreeDirArrows = 1
+g.NERDTreeQuitOnOpen = 1
+g.NERDTreeChDirMode = 0
+g.NERDTreeNaturalSort = 1
+g.NERDTreeShowFiles = 1
+g.NERDTreeShowLineNumbers = 0
+g.NERDTreeWinPos = 'left'
+g.NERDTreeMinimalMenu = 1
+g.NERDTreeAutoDeleteBuffer = 1
+
+nmap("tt", ":NERDTreeFind<CR>")

dot_config/nvim/lua/config/tagbar.lua

@@ -0,0 +1,12 @@
+local g = vim.g
+
+g.tagbar_map_nexttag = "J"
+g.tagbar_map_prevtag = "K"
+g.tagbar_map_showproto = "u"
+g.tagbar_sort = 0
+g.tagbar_compact = 1
+g.tagbar_autoshowtag = 1
+g.no_status_line = 1
+g.tagbar_autoclose = 1
+
+nmap("tr", ":TagbarToggle<CR>")

dot_config/nvim/lua/config/toggleterm.lua

@@ -0,0 +1,25 @@
+vim.o.hidden = true
+
+require("toggleterm").setup {
+    -- open_mapping = "<leader>r",
+    direction = "float",
+    insert_mappings = false,
+    start_in_insert = false
+}
+
+local Terminal = require('toggleterm.terminal').Terminal
+local always_visible = Terminal:new{
+    direction = "horizontal",
+    count = 6
+}
+
+function _always_visible_toggle()
+    always_visible:toggle()
+end
+
+nmap("<leader>rr", ":1ToggleTerm<CR>")
+nmap("<leader>ry", ":2ToggleTerm<CR>")
+nmap("<leader>ru", ":3ToggleTerm<CR>")
+nmap("<leader>ri", ":4ToggleTerm<CR>")
+nmap("<leader>ro", ":5ToggleTerm<CR>")
+nmap("<leader>rp", "<cmd>lua _always_visible_toggle()<CR>")

dot_config/nvim/lua/config/treesitter.lua

@@ -0,0 +1,5 @@
+require"nvim-treesitter.configs".setup {
+    highlight = { enable = true }
+}
+local parser_config = require "nvim-treesitter.parsers".get_parser_configs()
+parser_config.v = {}