Modularise Neovim setup

Much cleaner!

.config/nvim/init.lua

@@ -1,231 +1,8 @@
---- Basic stuff
-local set = vim.opt
-set.autoindent = true
-set.tabstop = 2
-set.shiftwidth = 2
-set.softtabstop = 2
-set.expandtab = true
-set.number = true
-set.relativenumber = true
-
---- Plugins
-local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
-if not vim.loop.fs_stat(lazypath) then
-  vim.fn.system({
-    "git",
-    "clone",
-    "--filter=blob:none",
-    "https://github.com/folke/lazy.nvim.git",
-    "--branch=stable", -- latest stable release
-    lazypath,
-  })
-end
-vim.opt.rtp:prepend(lazypath)
-vim.g.mapleader = " " -- Make sure to set `mapleader` before lazy so your mappings are correct
-
-require("lazy").setup({
-  { "ellisonleao/gruvbox.nvim", priority = 1000 , config = true },
-  {
-    'nvim-telescope/telescope.nvim', tag = '0.1.4',
-    dependencies = { 'nvim-lua/plenary.nvim' }
-  },
-  "nvim-tree/nvim-tree.lua",
-  "nvim-treesitter/nvim-treesitter",
-  {
-    "Exafunction/codeium.vim",
-    config = function ()
-      -- Change '<C-g>' here to any keycode you like.
-      vim.keymap.set('i', '<C-g>', function () return vim.fn['codeium#Accept']() end, { expr = true })
-      vim.keymap.set('i', '<c-;>', function() return vim.fn['codeium#CycleCompletions'](1) end, { expr = true })
-      vim.keymap.set('i', '<c-,>', function() return vim.fn['codeium#CycleCompletions'](-1) end, { expr = true })
-      vim.keymap.set('i', '<c-x>', function() return vim.fn['codeium#Clear']() end, { expr = true })
-    end
-  },
-  "hrsh7th/nvim-cmp",
-  "neovim/nvim-lspconfig",
-  "williamboman/mason.nvim",
-  "williamboman/mason-lspconfig.nvim",
-  "nvim-tree/nvim-web-devicons",
-  "sar/cmp-lsp.nvim",
-  "ray-x/cmp-treesitter",
-  "rhysd/git-messenger.vim",
-  "mfussenegger/nvim-dap",
-  "rcarriga/nvim-dap-ui",
-  "chaoren/vim-wordmotion",
-  "tpope/vim-fugitive",
-  "tpope/vim-surround",
-  "tpope/vim-rails",
-  "rrethy/nvim-treesitter-endwise",
-  "Eandrju/cellular-automaton.nvim",
-  "romainl/vim-cool",
-  {
-    "folke/zen-mode.nvim",
-    opts = {
-      plugins = {
-        tmux = { enabled = true },
-      }
-    }
-  }
-})
-
-require("tsv.remap")
-
---- Appearance
-set.cursorline = true
-vim.o.background = "dark"
-require("gruvbox").setup({
-  transparent_mode = true,
-})
-vim.cmd([[colorscheme gruvbox]])
-
-local _border = "single"
-vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(
-  vim.lsp.handlers.hover, {
-    border = _border
-  }
-)
-vim.lsp.handlers["textDocument/signatureHelp"] = vim.lsp.with(
-  vim.lsp.handlers.signature_help, {
-    border = _border
-  }
-)
-vim.diagnostic.config{
-  float={border=_border}
-}
-
--- Improve terminal setup
-vim.api.nvim_command("autocmd TermOpen * startinsert")
-vim.api.nvim_command("autocmd TermOpen * setlocal nonumber norelativenumber")
-vim.api.nvim_command("autocmd TermEnter * setlocal signcolumn=no")
-vim.keymap.set('t', '<esc>', "<C-\\><C-n>")
-
--- Git
-vim.g.fugitive_gitlab_domains = {'https://git.foxsoft.co.uk'}
-
--- Strip trailing spaces
-vim.api.nvim_create_autocmd({"BufWritePre"}, {
-  pattern = { "*" },
-  command = [[%s/\s\+$//e]],
-})
-
--- Nvim-tree
-require("nvim-tree").setup({
-  sort_by = "case_sensitive",
-  filters = {
-    dotfiles = true,
-  },
-})
-
--- Treesitter
-require'nvim-treesitter.configs'.setup {
-  sync_install = false,
-  auto_install = false,
-  highlight = {
-    enable = true,
-    additional_vim_regex_highlighting = false,
-  },
-}
-
--- Completion and LSP
-local cmp = require'cmp'
-cmp.setup {
-  snippet = {
-    expand = function(args)
-      vim.fn["vsnip#anonymous"](args.body)
-    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(),
-    ['<C-y>'] = cmp.mapping.confirm({ select = true }),
-  }),
-  sources = cmp.config.sources({
-    { name = 'nvim_lsp' },
-    { name = 'vsnip' },
-    { name = 'path' },
-    { name = 'treesitter' },
-  })
-}
-local capabilities = require('cmp_nvim_lsp').default_capabilities()
---
---Enable (broadcasting) snippet capability for completion
-local capabilities = vim.lsp.protocol.make_client_capabilities()
-capabilities.textDocument.completion.completionItem.snippetSupport = true
-
--- LSP servers
--- Stimulus
-require'lspconfig'.stimulus_ls.setup{}
--- Ruby
-require'lspconfig'.ruby_ls.setup{}
--- CSS
-require'lspconfig'.cssls.setup {
-  capabilities = capabilities,
-}
--- SQL
-require'lspconfig'.sqlls.setup{}
--- JavaScript
-require'lspconfig'.eslint.setup{}
--- HTML
-require'lspconfig'.html.setup {
-  capabilities = capabilities,
-}
--- JSON
-require'lspconfig'.jsonls.setup {
-  capabilities = capabilities,
-}
--- BASH
-require'lspconfig'.bashls.setup{}
--- Cucumber
-require'lspconfig'.cucumber_language_server.setup{}
--- Docker
-require'lspconfig'.dockerls.setup{}
-require'lspconfig'local dap, dapui = require("dap"), require("dapui")
-dap.listeners.after.event_initialized["dapui_config"] = function()
-  dapui.open()
-end
-dap.listeners.before.event_terminated["dapui_config"] = function()
-  dapui.close()
-end
-dap.listeners.before.event_exited["dapui_config"] = function()
-  dapui.close()
-end
-
-require("dapui").setup()
-dap.adapters.ruby = function(callback, config)
-  callback {
-    type = "server",
-    host = "127.0.0.1",
-    port = "${port}",
-    executable = {
-      command = "bundle",
-      args = { "exec", "rdbg", "-n", "--open", "--port", "${port}",
-        "-c", "--", "bundle", "exec", config.command, config.script,
-      },
-    },
-  }
-end
-
-dap.configurations.ruby = {
-  {
-    type = "ruby",
-    name = "debug current file",
-    request = "attach",
-    localfs = true,
-    command = "ruby",
-    script = "${file}",
-  },
-  {
-    type = "ruby",
-    name = "run current spec file",
-    request = "attach",
-    localfs = true,
-    command = "rspec",
-    script = "${file}",
-  },
-}
+require('plugins') -- Install plugins with Lazy
+require('options') -- Basic vim options
+require('appearance') -- Appearance
+require('completion') -- Completion
+require('lsp') -- LSP
+require('remap') -- Keymaps
+require('tree') -- Nvim-tree
+require('treesitter') -- Treesitter

.config/nvim/lua/appearance.lua

@@ -0,0 +1,20 @@
+vim.o.background = "dark"
+require("gruvbox").setup({
+  transparent_mode = true,
+})
+vim.cmd([[colorscheme gruvbox]])
+
+local _border = "single"
+vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(
+  vim.lsp.handlers.hover, {
+    border = _border
+  }
+)
+vim.lsp.handlers["textDocument/signatureHelp"] = vim.lsp.with(
+  vim.lsp.handlers.signature_help, {
+    border = _border
+  }
+)
+vim.diagnostic.config{
+  float={border=_border}
+}

.config/nvim/lua/completion.lua

@@ -0,0 +1,25 @@
+local cmp = require("cmp")
+cmp.setup({
+  snippet = {
+    expand = function(args)
+      vim.fn["vsnip#anonymous"](args.body)
+    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(),
+    ['<C-y>'] = cmp.mapping.confirm({ select = true }),
+  }),
+  sources = cmp.config.sources({
+    { name = 'nvim_lsp' },
+    { name = 'vsnip' },
+    { name = 'path' },
+    { name = 'treesitter' },
+  })
+})

.config/nvim/lua/lsp.lua

@@ -0,0 +1,76 @@
+--Enable (broadcasting) snippet capability for completion
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities.textDocument.completion.completionItem.snippetSupport = true
+
+-- LSP servers
+-- Stimulus
+require'lspconfig'.stimulus_ls.setup{}
+-- Ruby
+require'lspconfig'.ruby_ls.setup{}
+-- CSS
+require'lspconfig'.cssls.setup {
+  capabilities = capabilities,
+}
+-- SQL
+require'lspconfig'.sqlls.setup{}
+-- JavaScript
+require'lspconfig'.eslint.setup{}
+-- HTML
+require'lspconfig'.html.setup {
+  capabilities = capabilities,
+}
+-- JSON
+require'lspconfig'.jsonls.setup {
+  capabilities = capabilities,
+}
+-- BASH
+require'lspconfig'.bashls.setup{}
+-- Cucumber
+require'lspconfig'.cucumber_language_server.setup{}
+-- Docker
+require'lspconfig'.dockerls.setup{}
+require'lspconfig'local dap, dapui = require("dap"), require("dapui")
+dap.listeners.after.event_initialized["dapui_config"] = function()
+  dapui.open()
+end
+dap.listeners.before.event_terminated["dapui_config"] = function()
+  dapui.close()
+end
+dap.listeners.before.event_exited["dapui_config"] = function()
+  dapui.close()
+end
+
+require("dapui").setup()
+dap.adapters.ruby = function(callback, config)
+  callback {
+    type = "server",
+    host = "127.0.0.1",
+    port = "${port}",
+    executable = {
+      command = "bundle",
+      args = { "exec", "rdbg", "-n", "--open", "--port", "${port}",
+        "-c", "--", "bundle", "exec", config.command, config.script,
+      },
+    },
+  }
+end
+
+dap.configurations.ruby = {
+  {
+    type = "ruby",
+    name = "debug current file",
+    request = "attach",
+    localfs = true,
+    command = "ruby",
+    script = "${file}",
+  },
+  {
+    type = "ruby",
+    name = "run current spec file",
+    request = "attach",
+    localfs = true,
+    command = "rspec",
+    script = "${file}",
+  },
+}
+

.config/nvim/lua/options.lua

@@ -0,0 +1,22 @@
+local set = vim.opt
+set.autoindent = true
+set.tabstop = 2
+set.shiftwidth = 2
+set.softtabstop = 2
+set.expandtab = true
+set.number = true
+set.relativenumber = true
+set.cursorline = true
+
+-- Improve terminal setup
+vim.api.nvim_command("autocmd TermOpen * startinsert")
+vim.api.nvim_command("autocmd TermOpen * setlocal nonumber norelativenumber")
+vim.api.nvim_command("autocmd TermEnter * setlocal signcolumn=no")
+vim.keymap.set('t', '<esc>', "<C-\\><C-n>")
+
+-- Strip trailing spaces on save
+vim.api.nvim_create_autocmd({"BufWritePre"}, {
+  pattern = { "*" },
+  command = [[%s/\s\+$//e]],
+})
+

.config/nvim/lua/plugins.lua

@@ -0,0 +1,58 @@
+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not vim.loop.fs_stat(lazypath) then
+  vim.fn.system({
+    "git",
+    "clone",
+    "--filter=blob:none",
+    "https://github.com/folke/lazy.nvim.git",
+    "--branch=stable", -- latest stable release
+    lazypath,
+  })
+end
+vim.opt.rtp:prepend(lazypath)
+
+require("lazy").setup({
+  { "ellisonleao/gruvbox.nvim", priority = 1000 , config = true },
+  {
+    'nvim-telescope/telescope.nvim', tag = '0.1.4',
+    dependencies = { 'nvim-lua/plenary.nvim' }
+  },
+  "nvim-tree/nvim-tree.lua",
+  "nvim-treesitter/nvim-treesitter",
+  {
+    "Exafunction/codeium.vim",
+    config = function ()
+      -- Change '<C-g>' here to any keycode you like.
+      vim.keymap.set('i', '<C-g>', function () return vim.fn['codeium#Accept']() end, { expr = true })
+      vim.keymap.set('i', '<c-;>', function() return vim.fn['codeium#CycleCompletions'](1) end, { expr = true })
+      vim.keymap.set('i', '<c-,>', function() return vim.fn['codeium#CycleCompletions'](-1) end, { expr = true })
+      vim.keymap.set('i', '<c-x>', function() return vim.fn['codeium#Clear']() end, { expr = true })
+    end
+  },
+  "hrsh7th/nvim-cmp",
+  "neovim/nvim-lspconfig",
+  "williamboman/mason.nvim",
+  "williamboman/mason-lspconfig.nvim",
+  "nvim-tree/nvim-web-devicons",
+  "sar/cmp-lsp.nvim",
+  "ray-x/cmp-treesitter",
+  "rhysd/git-messenger.vim",
+  "mfussenegger/nvim-dap",
+  "rcarriga/nvim-dap-ui",
+  "chaoren/vim-wordmotion",
+  "tpope/vim-fugitive",
+  "tpope/vim-surround",
+  "tpope/vim-rails",
+  "rrethy/nvim-treesitter-endwise",
+  "Eandrju/cellular-automaton.nvim",
+  "romainl/vim-cool",
+  {
+    "folke/zen-mode.nvim",
+    opts = {
+      plugins = {
+        tmux = { enabled = true },
+      }
+    }
+  }
+})
+

.config/nvim/lua/remap.lua

@@ -34,7 +34,7 @@ vim.keymap.set('n', '<leader>tlw', builtin.lsp_workspace_symbols, {})
 vim.keymap.set('n', '<leader>tlD', builtin.diagnostics, {})
 vim.keymap.set('n', '<leader>tlK', vim.lsp.buf.signature_help, {})
 vim.keymap.set('n', '<leader>tlq', vim.diagnostic.setloclist, {})
-vim.keymap.set('n', 'P', vim.diagnostic.open_float, {})
+vim.keymap.set('n', 'E', vim.diagnostic.open_float, {})
 vim.keymap.set('n', 'H', function() vim.lsp.buf.hover() end, opts)
 vim.keymap.set("n", "<leader>tlf", vim.lsp.buf.format) -- Format code
 -- DAP

.config/nvim/lua/tree.lua

@@ -0,0 +1,7 @@
+require("nvim-tree").setup({
+  sort_by = "case_sensitive",
+  filters = {
+    dotfiles = true,
+  },
+})
+

.config/nvim/lua/treesitter.lua

@@ -0,0 +1,9 @@
+-- Treesitter
+require'nvim-treesitter.configs'.setup {
+  sync_install = false,
+  auto_install = false,
+  highlight = {
+    enable = true,
+    additional_vim_regex_highlighting = false,
+  },
+}