ft: add rest of nvim config

files/nvim/.config/nvim/init.lua

@@ -1,6 +1,8 @@
+-- Make sure to update packer with `:PackerInstall` and `:PackerSync`
+-- Treesitter with `:TSUpdate`
+-- LSP with `:LSPInstall`, log with `:LSPInfo`
+
 require 'plugins'  -- Load plugins
 require 'settings' -- General settings
 require 'mappings' -- Keyboard mappings
-
--- Plugin specific
-require 'lsp'
+require 'lsp'      -- Everything related to LSP

files/nvim/.config/nvim/lua/lsp.lua

@@ -18,12 +18,31 @@ require("nvim-lsp-installer").setup({
 })
 
 local lsp = require('lspconfig')
+local navic = require('nvim-navic')  -- breadcrumbs
 
 -- Normal LSPs
-lsp.pylsp.setup({})
-lsp.texlab.setup({})
-lsp.sumneko_lua.setup({})
-lsp.hls.setup({})
+-- Install with `:LSPInstall`
+local servers = { "pylsp", "sumneko_lua", "hls" }
+for _,i in ipairs(servers) do
+  lsp[i].setup({
+    on_attach = function(client, bufnr)
+      navic.attach(client, bufnr)  -- breadcrumbs
+    end
+  })
+end
+
+-- LaTeX (build with `:TexlabBuild`)
+-- https://github.com/neovim/nvim-lspconfig/blob/master/lua/lspconfig/server_configurations/texlab.lua
+lsp.texlab.setup({
+  settings = {
+    texlab = {
+      build = {
+        args = { '-pdf', '-interaction=nonstopmode', '-synctex=1', '-shell-escape','%f' },
+        onSave = true,
+      }
+    }
+  }
+})
 
 -- Rust (use rust-tools to setup lsp, because it has more features)
 local opts = {
@@ -37,6 +56,9 @@ local opts = {
     },
   },
   server = {
+    on_attach = function(client, bufnr)
+      navic.attach(client, bufnr)  -- breadcrumbs
+    end,
     settings = {
       ["rust-analyzer"] = {
         checkOnSave = {

files/nvim/.config/nvim/lua/mappings.lua

@@ -3,6 +3,8 @@ local default_opts = { noremap = true, silent = true }
 
 vim.g.mapleader = ' '
 
+map("n", "<C-_>", "<cmd> noh<CR>", default_opts)
+
 -- Telescope
 local telescope = require 'telescope'
 local actions = require "telescope.actions"
@@ -20,16 +22,18 @@ telescope.setup({
     }
   }
 })
-map("n", "<C-f>", "<cmd> Telescope find_files<CR>", default_opts)
-map("n", "<C-g>", "<cmd> Telescope live_grep<CR>", default_opts)
-map("n", "<C-k>", "<cmd> Telescope keymaps<CR>", default_opts)
+map("n", "<C-f>", "<cmd> Telescope find_files<CR>", default_opts) -- Show files
+map("n", "<C-g>", "<cmd> Telescope live_grep<CR>", default_opts)  -- Grep through current directory
+map("n", "<C-k>", "<cmd> Telescope keymaps<CR>", default_opts)    -- Show all keys
 
 -- Telescope + LSP
-map("n", "<leader>ls", "<cmd> Telescope lsp_workspace_symbols<CR>", default_opts)
-map("n", "<leader>ld", "<cmd> Telescope lsp_definitions<CR>", default_opts)
-map("n", "<leader>lr", "<cmd> Telescope lsp_references<CR>", default_opts)
-map("n", "<leader>le", "<cmd> TroubleToggle<CR>", default_opts)
-map("n", "<leader>la", "<cmd> lua vim.lsp.buf.code_action<CR>", default_opts)
+map("n", "<leader>la", "<cmd> lua vim.lsp.buf.code_action()<CR>", default_opts)   -- Apply LSP code action
+map("n", "<leader>ld", "<cmd> Telescope lsp_definitions<CR>", default_opts)       -- Show all LSP definitions (or jump if only 1)
+map("n", "<leader>le", "<cmd> TroubleToggle<CR>", default_opts)                   -- Show errors and warnings
+map("n", "<leader>lf", "<cmd> lua vim.lsp.buf.formatting()<CR>", default_opts)    -- Format buffer with LSP
+map("n", "<leader>lh", "<cmd> lua vim.lsp.buf.hover()<CR>", default_opts)         -- Show info of symbol (double tap to enter)
+map("n", "<leader>lr", "<cmd> Telescope lsp_references<CR>", default_opts)        -- Show all LSP references
+map("n", "<leader>ls", "<cmd> Telescope lsp_workspace_symbols<CR>", default_opts) -- Search for LSP symbols
 
 -- Telescope + git(1)
 map("n", "<leader>gs", "<cmd> Telescope git_status<CR>", default_opts)
@@ -40,6 +44,9 @@ cmp.setup({
   mapping = {
     ["<C-k>"] = cmp.mapping.select_prev_item(),
     ["<C-j>"] = cmp.mapping.select_next_item(),
+    ["<C-l>"] = cmp.mapping.confirm({
+      behavior = cmp.ConfirmBehavior.Insert,
+      select = true,
+    }),
   },
-  }
-)
+})

files/nvim/.config/nvim/lua/plugins.lua

@@ -1,13 +1,12 @@
 vim.cmd [[packadd packer.nvim]]
 
--- TODO: null-ls (Formatting)
--- TODO: TODO Marking
--- TODO: Latex stuff (synctex, bibtex)
+-- TODO: add own snippets (for latex {notes, presentation, wfig, srcd, srci})
 
 local fn = vim.fn
 local install_path = fn.stdpath('data') .. '/site/pack/packer/start/packer.nvim'
 if fn.empty(fn.glob(install_path)) > 0 then
-  packer_bootstrap = fn.system({'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim', install_path})
+  packer_bootstrap = fn.system({ 'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim',
+    install_path })
 end
 
 return require('packer').startup(function(use)
@@ -25,12 +24,55 @@ return require('packer').startup(function(use)
     end,
   })
 
+  -- Breadcrumbs (will be loaded into LuaLine)
+  use {
+    "SmiteshP/nvim-navic",
+    requires = "neovim/nvim-lspconfig",
+    config = function()
+      require 'nvim-navic'.setup({})
+    end,
+  }
+
   -- LuaLine
   use({
     "nvim-lualine/lualine.nvim",
-    requires = { "kyazdani42/nvim-web-devicons", opt = true },
+    requires = {
+      { "kyazdani42/nvim-web-devicons", opt = true, },  -- Icons
+      "arkav/lualine-lsp-progress",                     -- Show lsp loading progress
+      "SmiteshP/nvim-navic",                            -- Show breadcrumbs
+    },
     config = function()
-      require('lualine').setup({ options = { theme = 'everforest' } })
+      require('lualine').setup({
+        options = {
+          theme = 'everforest'
+        },
+        sections = {
+          lualine_b = {
+            'branch',
+            'diff',
+            {
+              'diagnostics',
+              -- fake colors from Trouble
+              diagnostics_color = {
+                warn = { fg = '#dfa000'},
+                info = { fg = "#4a94c5"},
+                hint = { fg = "35a77c"}
+              },
+            }
+
+          },
+          lualine_c = { 'filename', require('nvim-navic').get_location },
+          lualine_x = { 'lsp_progress', 'encoding', 'fileformat', 'filetype' },
+          lualine_z = {
+            'location',
+            function()
+              -- Show trailing whitespace
+              local space = vim.fn.search([[\s\+$]], 'nwc')
+              return space ~= 0 and "TW:"..space or ""
+            end
+          }
+        }
+      })
     end,
   })
 
@@ -54,7 +96,7 @@ return require('packer').startup(function(use)
     end,
   })
 
-  -- Treesitter
+  -- Treesitter (Update with `:TSUpdate`)
   use({
     "nvim-treesitter/nvim-treesitter",
     config = function()
@@ -69,10 +111,12 @@ return require('packer').startup(function(use)
     end,
   })
 
-  -- LSP
-  use("neovim/nvim-lspconfig")
-  use("williamboman/nvim-lsp-installer")
+  -- LSP (install with `:LSPInstall`, inspect with `:LSPInfo`)
+  use("neovim/nvim-lspconfig")           -- Easy to manage LSP servers (attach etc)
+  use("williamboman/nvim-lsp-installer") -- Easy to install LSP servers
   use("simrat39/rust-tools.nvim")        -- Cooler LSP stuff for Rust
+
+  -- Show error neatly in a minibuffer
   use {
     "folke/trouble.nvim",
     requires = {
@@ -83,33 +127,34 @@ return require('packer').startup(function(use)
   }
 
   -- Snippets
-  -- TODO: texlab doenst show snippets? (happy snippets)
-  -- TODO: add friendly snippets
-  -- https://github.com/deniserdogan/dotfiles/blob/master/lua/dannzi.lua
   use({
     'hrsh7th/nvim-cmp',
     requires = {
-      "hrsh7th/cmp-nvim-lsp",
-      "saadparwaiz1/cmp_luasnip",
       "L3MON4D3/LuaSnip",
-      "hrsh7th/cmp-path",
       "hrsh7th/cmp-buffer",
+      "hrsh7th/cmp-nvim-lsp",
+      "hrsh7th/cmp-path",
+      "rafamadriz/friendly-snippets",
+      "saadparwaiz1/cmp_luasnip",
     },
     config = function()
+      require('luasnip.loaders.from_vscode').lazy_load()
+      -- require("luasnip.loaders.from_vscode").lazy_load({ paths = { "~/.config/nvim/snippets" } })
       local cmp = require 'cmp'
       cmp.setup({
---      	snippet = {
---	        	expand = function(args)
---			       require("luasnip").lsp_expand(args.body)
---		        end,
---      	},
+        snippet = {
+          expand = function(args)
+            require("luasnip").lsp_expand(args.body)
+          end,
+        },
         sources = {
-          { name = 'nvim_lsp' },
           { name = 'luasnip' },
-          { name = 'path' },
+          { name = 'nvim_lsp' },
           { name = 'buffer' },
+          { name = 'path' },
         },
         formatting = {
+          -- Show icons in cmp box
           format = function(_, vim_item)
             local icons = require("icons").lspkind
             vim_item.kind = string.format("%s %s", icons[vim_item.kind], vim_item.kind)
@@ -128,6 +173,26 @@ return require('packer').startup(function(use)
     end
   }
 
+  -- Align with `:Align <regex>`
+  use 'RRethy/nvim-align'
+
+  -- Easily comment out stuff (gc, gb)
+  use({
+    "numToStr/Comment.nvim",
+    config = function()
+      require('Comment').setup({})
+    end,
+  })
+
+  -- Highlight TODOs
+  use {
+    "folke/todo-comments.nvim",
+    requires = "nvim-lua/plenary.nvim",
+    config = function()
+      require("todo-comments").setup {}
+    end
+  }
+
   -- Automatically set up your configuration after cloning packer.nvim
   -- Put this at the end after all plugins
   if packer_bootstrap then

files/nvim/.config/nvim/lua/settings.lua

@@ -1,11 +1,16 @@
 local opt          = vim.opt 
 
-opt.colorcolumn = "80"
-opt.cursorline = true
-opt.number = true
-opt.relativenumber = true
-opt.scrolloff = 12
-opt.signcolumn = "yes"
-opt.swapfile = false
+opt.colorcolumn    = "80"      -- Colored column at 80c
+opt.cursorline     = true      -- Highlight entire current row
+opt.number         = true      -- Show line numbers
+opt.relativenumber = true      -- Show relative line numbers from cursor
+opt.scrolloff      = 12        -- Minimum lines at top and bottom
+opt.signcolumn     = "yes"     -- Show icons column at on the left side
+opt.swapfile       = false     -- Do not create a swapfile
+opt.smartindent    = true      -- Autoindent new lines
+opt.showmode       = false     -- Disable status on most bottom row
+opt.clipboard      = "unnamed" -- Copy & Paste with system clipboard
+opt.list           = true      -- Show trailing whitespaces
 
-opt.smartindent = true -- autoindent new lines
+vim.opt.undofile   = true      -- Save undo history
+vim.o.mouse        = 'a'       -- Enable mouse