modernizing my nvim config. uses a lot of lua now, and also

cmp,lspconfig,bufferline

profiles/nvim/nvim.nix

@@ -37,9 +37,10 @@ let
 		tasklib
 		pynvim
 		six
-		#pyls-mypy 
+		python-lsp-server
-		#pyls-isort 
+		pylsp-mypy 
-		#pyls-black
+		python-lsp-black
+		pylint
 		# other python packages you want
 	]; 
 	python-with-my-packages = pkgs.python3.withPackages my-python-packages;
@@ -55,10 +56,9 @@ in
 			python-with-my-packages
 			clojure-lsp
 			rnix-lsp
-			#python3Packages.pynvim
+			terraform-lsp
-			#python3Packages.six
+			nodePackages.typescript-lsp-server
-			#python3Packages.tasklib
+			# Other LSPs
-			#python3
 	( neovim.override {
 	vimAlias = true;
 	withPython3 = true;
@@ -71,38 +71,46 @@ in
 				vim-elixir
 				emmet-vim
 				nerdtree
+				ayu-vim
 				goyo-vim
 				vim-sneak
-				lightline-vim
 				csv-vim
-				vimwiki
-				coc-nvim
-				coc-json
-				ale
-				coc-pyright
-				coc-pairs
-				coc-emmet
-				LanguageClient-neovim
-				ayu-vim
 				rainbow_parentheses-vim
 				vim-surround
-				vim-fugitive
+				bufferline-nvim
-				vim-signify
+				feline-nvim
-				fzf-checkout-vim
+				nvim-webdev-icons
-				#nvim-colorizer
 				vim-devicons
-				# testing
+				# kitaab stuff
-				#vim-processing
+				vimwiki
-				#vim-tidal
 				taskwiki
 				vim-zettel
-				#vimwiki-sync
 				telescope-nvim
 				plenary-nvim
+				# lsp stuff
+				ale
+				black-vim
+				nvim-lspconfig
+				nvim-cmp
+				nvim-cmp-lsp
+				nvim-lsp-ts-utils
+				cmp-conjure
+				cmp-buffer
+				cmp-tabnine
+				lspkind-nvim
+				luasnip
+				cmp_luasnip
+				# git stuff
+				vim-fugitive
+				gitsigns-nvim
+				fzf-checkout-vim
 				# Clojure stuff
 				conjure
 				vim-sexp
 				vim-sexp-mappings-for-regular-people
+				# testing
+				#vim-processing
+				#vim-tidal
 			];
 		};
 
@@ -112,6 +120,7 @@ in
 			set shiftwidth=2
 			set noexpandtab
 			set autoindent
+			set undofile
 
 			" set foldmethod=indent		" fold based on indent
 			set number
@@ -143,11 +152,6 @@ in
 			let mapleader = "\<Space>"
 			let maplocalleader = ","
 
-			" lightline colorscheme
-			let g:lightline = {
-						\ 'colorscheme': 'seoul256',
-						\ }
-
 			" moving splits with vim movements.
 			:tnoremap <A-h> <C-\><C-N><C-w>h
 			:tnoremap <A-j> <C-\><C-N><C-w>j
@@ -171,15 +175,9 @@ in
 			nnoremap <leader>fb <cmd>Telescope buffers<cr>
 			nnoremap <leader>fh <cmd>Telescope help_tags<cr>
 
-
 			" exit normal mode in terminal
 			:tnoremap <C-n> <C-\><C-n>
 
-			let g:syntastic_always_populate_loc_list = 1
-			let g:syntastic_auto_loc_list = 1
-			let g:syntastic_check_on_open = 1
-			let g:syntastic_check_on_wq = 0
-
 			" Sexp in Conjure (since it's fennel)
 			" let g:sexp_filetypes = [ "fennel" ]
 
@@ -215,6 +213,10 @@ in
 			inoremap <c-k> <esc>:m .-2<CR>==
 			nnoremap <leader>j <esc>:m .+1<CR>==
 			nnoremap <leader>k <esc>:m .-2<CR>==
+			" Pasting 
+			:map <leader>sy :!xclip -i<CR><CR>
+			:vmap <leader>sy "*y
+			:map <leader>sp :r!xclip -o<CR>
 
 			" git
 			nmap <leader>gd :SignifyDiff<CR>
@@ -238,13 +240,8 @@ in
 			" fzf
 			let g:fzf_layout = { 'window': { 'width': 0.8, 'height': 0.8 } }
 
-
 			" ALE + clj-kondo
-			let g:ale_linters = {'clojure': ['clj-kondo']}
+			let g:ale_linters = {'clojure': ['clj-kondo'], 'python': ['black', 'pylint']}
-
-			" coc
-			" conjure extension
-			let g:coc_global_extensions = ['coc-conjure']
 
 			" if hidden is not set, TextEdit might fail.
 			set hidden
@@ -265,129 +262,444 @@ in
 			" always show signcolumns
 			set signcolumn=yes
 
-			" note that if you are using Plug mapping you should not use `noremap` mappings.
-			nmap <F5> <Plug>(lcn-menu)
-			" Or map each action separately
-			nmap <silent>K <Plug>(lcn-hover)
-			nmap <silent> gd <Plug>(lcn-definition)
-			nmap <silent> <F2> <Plug>(lcn-r
 
-			" Use tab for trigger completion with characters ahead and navigate.
+			" lsp commands
-			" Use command ':verbose imap <tab>' to make sure tab is not mapped by other plugin.
+			nnoremap <leader>vd :lua vim.lsp.buf.definition()<CR>
-			inoremap <silent><expr> <TAB>
+			nnoremap <leader>vi :lua vim.lsp.buf.implementation()<CR>
-						\ pumvisible() ? "\<C-n>" :
+			nnoremap <leader>vsh :lua vim.lsp.buf.signature_help()<CR>
-						\ <SID>check_back_space() ? "\<TAB>" :
+			nnoremap <leader>vrr :lua vim.lsp.buf.references()<CR>
-						\ coc#refresh()
+			nnoremap <leader>vrn :lua vim.lsp.buf.rename()<CR>
-			inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"
+			nnoremap <leader>vh :lua vim.lsp.buf.hover()<CR>
+			nnoremap <leader>vca :lua vim.lsp.buf.code_action()<CR>
+			nnoremap <leader>vsd :lua vim.lsp.diagnostic.show_line_diagnostics(); vim.lsp.util.show_line_diagnostics()<CR>
+			nnoremap <leader>vn :lua vim.lsp.diagnostic.goto_next()<CR>
+			nnoremap <leader>vll :call LspLocationList()<CR>
+			augroup THE_PRIMEAGEN_LSP
+					autocmd!
+					autocmd! BufWrite,BufEnter,InsertLeave * :call LspLocationList()
+			augroup END
 
-			function! s:check_back_space() abort
+			"bufferline 
-				let col = col('.') - 1
+			" These commands will navigate through buffers in order regardless of which mode you are using
-				return !col || getline('.')[col - 1]	=~# '\s'
+			nnoremap <silent>[b :BufferLineCycleNext<CR>
-			endfunction
+			nnoremap <silent>b] :BufferLineCyclePrev<CR>
 
-			" Use <c-space> to trigger completion.
+			" lua config 
-			inoremap <silent><expr> <c-space> coc#refresh()
+			lua <<EOF
+			-- luasnip
+			M.luasnip = function(override_flag)
+			 local present, luasnip = pcall(require, "luasnip")
+			 if present then
+					local default = {
+						 history = true,
+						 updateevents = "TextChanged,TextChangedI",
+					}
+					if override_flag then
+						 default = require("core.utils").tbl_override_req("luasnip", default)
+					end
+					luasnip.config.set_config(default)
+					require("luasnip/loaders/from_vscode").load { paths = chadrc_config.plugins.options.luasnip.snippet_path }
+					require("luasnip/loaders/from_vscode").load()
+				end
+			end
 
-			" Use <cr> to confirm completion, `<C-g>u` means break undo chain at current position.
+			-- Setup nvim-cmp.
-			" Coc only does snippet and additional edit on confirm.
+			local cmp = require'cmp'
-			inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
+			cmp.setup({
-			" Or use `complete_info` if your vim support it, like:
+				snippet = {
-			" inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
+					expand = function(args)
+						require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
+					end,
+				},
+				formatting = {
+				format = function(entry, vim_item)
+					 local icons = require "plugins.configs.lspkind_icons"
+					 vim_item.kind = string.format("%s %s", icons[vim_item.kind], vim_item.kind)
+					 vim_item.menu = ({
+							nvim_lsp = "[LSP]",
+							clojure_lsp = "[CLJ]",
+							buffer = "[BUF]",
+							terraform_lsp = "[TER]",
+							pylsp = "[PY]",
+							rnix-lsp = "[NIX]",
+					 })[entry.source.name]
+					 return vim_item
+				end,
+		 },
+				mapping = {
+					['<C-b>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
+					['<C-f>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
+					['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
+					['<C-y>'] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
+					['<C-e>'] = cmp.mapping({
+						i = cmp.mapping.abort(),
+						c = cmp.mapping.close(),
+					}),
+					['<CR>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
+				},
+				sources = cmp.config.sources({
+					{ name = 'nvim_lsp' },
+					{ name = 'luasnip' }, -- For luasnip users.
+				}, {
+					{ name = 'buffer' },
+				})
+			})
+			-- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
+			cmp.setup.cmdline('/', {
+				sources = {
+					{ name = 'buffer' }
+					{ name = "nvim_lsp"},
+					{ name = "path" },
+					{ name = 'conjure'},
+					{ name = 'cmp_tabnine'},
+				}
+			})
+			-- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
+			cmp.setup.cmdline(':', {
+				sources = cmp.config.sources({
+					{ name = 'path' }
+				}, {
+					{ name = 'cmdline' }
+				})
+			})
 
-			" Use `[g` and `]g` to navigate diagnostics
+			-- Setup lspconfig.
-			nmap <silent> [g <Plug>(coc-diagnostic-prev)
+			local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
-			nmap <silent> ]g <Plug>(coc-diagnostic-next)
+			require('lspconfig')['nvim_lsp', clojure_lsp', 'rnix-lsp', 'pylsp', 'terraform_lsp', 'tsserver'].setup {
+				capabilities = capabilities
+			}
 
-			" Remap keys for gotos
+			-- Feline
-			nmap <silent> gd <Plug>(coc-definition)
+			local colors = require 'theme.colors'
-			nmap <silent> gy <Plug>(coc-type-definition)
+			local lsp = require 'feline.providers.lsp'
-			nmap <silent> gi <Plug>(coc-implementation)
+			local vi_mode_utils = require 'feline.providers.vi_mode'
-			nmap <silent> gr <Plug>(coc-references)
+			local vi_mode_colors = {
+					NORMAL = colors.green,
+					INSERT = colors.red,
+					VISUAL = colors.magenta,
+					OP = colors.green,
+					BLOCK = colors.blue,
+					REPLACE = colors.violet,
+					['V-REPLACE'] = colors.violet,
+					ENTER = colors.cyan,
+					MORE = colors.cyan,
+					SELECT = colors.orange,
+					COMMAND = colors.green,
+					SHELL = colors.green,
+					TERM = colors.green,
+					NONE = colors.yellow
+			}
+			local icons = {
+					linux = ' ',
+					macos = ' ',
+					windows = ' ',
+					errs = ' ',
+					warns = ' ',
+					infos = ' ',
+					hints = ' ',
+					lsp = ' ',
+					git = ''
+			}
+			local function file_osinfo()
+					local os = vim.bo.fileformat:upper()
+					local icon
+					if os == 'UNIX' then
+							icon = icons.linux
+					elseif os == 'MAC' then
+							icon = icons.macos
+					else
+							icon = icons.windows
+					end
+					return icon .. os
+			end
+			local function lsp_diagnostics_info()
+					return {
+							errs = lsp.get_diagnostics_count('Error'),
+							warns = lsp.get_diagnostics_count('Warning'),
+							infos = lsp.get_diagnostics_count('Information'),
+							hints = lsp.get_diagnostics_count('Hint')
+					}
+			end
+			local function diag_enable(f, s)
+					return function()
+							local diag = f()[s]
+							return diag and diag ~= 0
+					end
+			end
+			local function diag_of(f, s)
+					local icon = icons[s]
+					return function()
+							local diag = f()[s]
+							return icon .. diag
+					end
+			end
+			local function vimode_hl()
+					return {
+							name = vi_mode_utils.get_mode_highlight_name(),
+							fg = vi_mode_utils.get_mode_color()
+					}
+			end
+			-- LuaFormatter off
+			local comps = {
+					vi_mode = {
+							left = {
+									provider = '▊',
+									hl = vimode_hl,
+									right_sep = ' '
+							},
+							right = {
+									provider = '▊',
+									hl = vimode_hl,
+									left_sep = ' '
+							}
+					},
+					file = {
+							info = {
+									provider = 'file_info',
+									hl = {
+											fg = colors.blue,
+											style = 'bold'
+									}
+							},
+							encoding = {
+									provider = 'file_encoding',
+									left_sep = ' ',
+									hl = {
+											fg = colors.violet,
+											style = 'bold'
+									}
+							},
+							type = {
+									provider = 'file_type'
+							},
+							os = {
+									provider = file_osinfo,
+									left_sep = ' ',
+									hl = {
+											fg = colors.violet,
+											style = 'bold'
+									}
+							}
+					},
+					line_percentage = {
+							provider = 'line_percentage',
+							left_sep = ' ',
+							hl = {
+									style = 'bold'
+							}
+					},
+					scroll_bar = {
+							provider = 'scroll_bar',
+							left_sep = ' ',
+							hl = {
+									fg = colors.blue,
+									style = 'bold'
+							}
+					},
+					diagnos = {
+							err = {
+									provider = diag_of(lsp_diagnostics_info, 'errs'),
+									left_sep = ' ',
+									enabled = diag_enable(lsp_diagnostics_info, 'errs'),
+									hl = {
+											fg = colors.red
+									}
+							},
+							warn = {
+									provider = diag_of(lsp_diagnostics_info, 'warns'),
+									left_sep = ' ',
+									enabled = diag_enable(lsp_diagnostics_info, 'warns'),
+									hl = {
+											fg = colors.yellow
+									}
+							},
+							info = {
+									provider = diag_of(lsp_diagnostics_info, 'infos'),
+									left_sep = ' ',
+									enabled = diag_enable(lsp_diagnostics_info, 'infos'),
+									hl = {
+											fg = colors.blue
+									}
+							},
+							hint = {
+									provider = diag_of(lsp_diagnostics_info, 'hints'),
+									left_sep = ' ',
+									enabled = diag_enable(lsp_diagnostics_info, 'hints'),
+									hl = {
+											fg = colors.cyan
+									}
+							},
+					},
+					lsp = {
+							name = {
+									provider = 'lsp_client_names',
+									left_sep = ' ',
+									icon = icons.lsp,
+									hl = {
+											fg = colors.yellow
+									}
+							}
+					},
+					git = {
+							branch = {
+									provider = 'git_branch',
+									icon = icons.git,
+									left_sep = ' ',
+									hl = {
+											fg = colors.violet,
+											style = 'bold'
+									},
+							},
+							add = {
+									provider = 'git_diff_added',
+									hl = {
+											fg = colors.green
+									}
+							},
+							change = {
+									provider = 'git_diff_changed',
+									hl = {
+											fg = colors.orange
+									}
+							},
+							remove = {
+									provider = 'git_diff_removed',
+									hl = {
+											fg = colors.red
+									}
+							}
+					}
+			}
+			local properties = {
+					force_inactive = {
+							filetypes = {
+									'NvimTree',
+									'dbui',
+									'packer',
+									'startify',
+									'fugitive',
+									'fugitiveblame'
+							},
+							buftypes = {'terminal'},
+							bufnames = {}
+					}
+			}
+			local components = {
+					left = {
+							active = {
+									comps.vi_mode.left,
+									comps.file.info,
+									comps.lsp.name,
+									comps.diagnos.err,
+									comps.diagnos.warn,
+									comps.diagnos.hint,
+									comps.diagnos.info
+							},
+							inactive = {
+									comps.vi_mode.left,
+									comps.file.info
+							}
+					},
+					mid = {
+							active = {},
+							inactive = {}
+					},
+					right = {
+							active = {
+									comps.git.add,
+									comps.git.change,
+									comps.git.remove,
+									comps.file.os,
+									comps.git.branch,
+									comps.line_percentage,
+									comps.scroll_bar,
+									comps.vi_mode.right
+							},
+							inactive = {}
+					}
+			}
+			-- LuaFormatter on
+			require'feline'.setup {
+					default_bg = colors.bg,
+					default_fg = colors.fg,
+					components = components,
+					properties = properties,
+					vi_mode_colors = vi_mode_colors
+			}
 
-			" Use K to show documentation in preview window
+			-- Buffeline
-			nnoremap <silent> K :call <SID>show_documentation()<CR>
+			require('bufferline').setup {
-
+				options = {
-			function! s:show_documentation()
+					numbers = "ordinal",
-				if (index(['vim','help'], &filetype) >= 0)
+					--- @deprecated, please specify numbers as a function to customize the styling
-					execute 'h '.expand('<cword>')
+					number_style = "superscript", 
-				else
+					close_command = "bdelete! %d",       -- can be a string | function, see "Mouse actions"
-					call CocAction('doHover')
+					right_mouse_command = "bdelete! %d", -- can be a string | function, see "Mouse actions"
-				endif
+					left_mouse_command = "buffer %d",    -- can be a string | function, see "Mouse actions"
-			endfunction
+					middle_mouse_command = nil,          -- can be a string | function, see "Mouse actions"
-
+					-- NOTE: this plugin is designed with this icon in mind,
-			" Highlight symbol under cursor on CursorHold
+					-- and so changing this is NOT recommended, this is intended
-			autocmd CursorHold * silent call CocActionAsync('highlight')
+					-- as an escape hatch for people who cannot bear it for whatever reason
-
+					indicator_icon = '▎',
-			" Remap for rename current word
+					buffer_close_icon = '',
-			nmap <leader>rn <Plug>(coc-rename)
+					modified_icon = '●',
-
+					close_icon = '',
-			" Remap for format selected region
+					left_trunc_marker = '',
-			xmap <leader>f	<Plug>(coc-format-selected)
+					right_trunc_marker = '',
-			nmap <leader>f	<Plug>(coc-format-selected)
+					--- name_formatter can be used to change the buffer's label in the bufferline.
-
+					--- Please note some names can/will break the
-			augroup mygroup
+					--- bufferline so use this at your discretion knowing that it has
-				autocmd!
+					--- some limitations that will *NOT* be fixed.
-				" Setup formatexpr specified filetype(s).
+					name_formatter = function(buf)  -- buf contains a "name", "path" and "bufnr"
-				autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
+						-- remove extension from markdown files for example
-				" Update signature help on jump placeholder
+						if buf.name:match('%.md') then
-				autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
+							return vim.fn.fnamemodify(buf.name, ':t:r')
-			augroup end
+						end
-
+					end,
-			" Remap for do codeAction of selected region, ex: `<leader>aap` for current paragraph
+					max_name_length = 18,
-			xmap <leader>a	<Plug>(coc-codeaction-selected)
+					max_prefix_length = 15, -- prefix used when a buffer is de-duplicated
-			nmap <leader>a	<Plug>(coc-codeaction-selected)
+					tab_size = 18,
-
+					diagnostics = "nvim_lsp",
-			" Remap for do codeAction of current line
+					diagnostics_update_in_insert = false,
-			nmap <leader>ac  <Plug>(coc-codeaction)
+					diagnostics_indicator = function(count, level, diagnostics_dict, context)
-			" Fix autofix problem of current line
+						return "("..count..")"
-			nmap <leader>qf  <Plug>(coc-fix-current)
+					end,
-
+					-- NOTE: this will be called a lot so don't do any heavy processing here
-			" Create mappings for function text object, requires document symbols feature of languageserver.
+					custom_filter = function(buf_number, buf_numbers)
-			xmap if <Plug>(coc-funcobj-i)
+						-- filter out filetypes you don't want to see
-			xmap af <Plug>(coc-funcobj-a)
+						if vim.bo[buf_number].filetype ~= "<i-dont-want-to-see-this>" then
-			omap if <Plug>(coc-funcobj-i)
+							return true
-			omap af <Plug>(coc-funcobj-a)
+						end
-
+						-- filter out by buffer name
-			" Use <C-d> for select selections ranges, needs server support, like: coc-tsserver, coc-python
+						if vim.fn.bufname(buf_number) ~= "<buffer-name-I-dont-want>" then
-			nmap <silent> <C-d> <Plug>(coc-range-select)
+							return true
-			xmap <silent> <C-d> <Plug>(coc-range-select)
+						end
-
+						-- filter out based on arbitrary rules
-			" Use `:Format` to format current buffer
+						-- e.g. filter out vim wiki buffer from tabline in your work repo
-			command! -nargs=0 Format :call CocAction('format')
+						if vim.fn.getcwd() == "<work-repo>" and vim.bo[buf_number].filetype ~= "wiki" then
-
+							return true
-			" Use `:Fold` to fold current buffer
+						end
-			command! -nargs=? Fold :call		 CocAction('fold', <f-args>)
+						-- filter out by it's index number in list (don't show first buffer)
-
+						if buf_numbers[1] ~= buf_number then
-			" use `:OR` for organize import of current buffer
+							return true
-			command! -nargs=0 OR	 :call		 CocAction('runCommand', 'editor.action.organizeImport')
+						end
-
+					end,
-			" Add status line support, for integration with other plugin, checkout `:h coc-status`
+					-- offsets = {{filetype = "NvimTree", text = "File Explorer" | function , text_align = "left" | "center" | "right"}},
-			" set statusline^=%{coc#status()}%{get(b:,'coc_current_function',"")}
+					show_buffer_icons = true, -- disable filetype icons for buffers
-
+					show_buffer_close_icons = false,
-			" Using CocList
+					show_close_icon = false,
-			" Show all diagnostics
+					show_tab_indicators = true,
-			nnoremap <silent> <space>a	:<C-u>CocList diagnostics<cr>
+					persist_buffer_sort = true, -- whether or not custom sorted buffers should persist
-			" Manage extensions
+					-- can also be a table containing 2 custom separators
-			nnoremap <silent> <space>e	:<C-u>CocList extensions<cr>
+					-- [focused and unfocused]. eg: { '|', '|' }
-			" Show commands
+					separator_style = "thick",
-			nnoremap <silent> <space>c	:<C-u>CocList commands<cr>
+					enforce_regular_tabs = true,
-			" Find symbol of current document
+					always_show_bufferline = true,
-			nnoremap <silent> <space>o	:<C-u>CocList outline<cr>
+					sort_by = 'relative_directory' 
-			" Search workspace symbols
+					end
-			nnoremap <silent> <space>s	:<C-u>CocList -I symbols<cr>
+				}
-			" Do default action for next item.
+			}
-			nnoremap <silent> <space>j	:<C-u>CocNext<CR>
+			EOF
-			" Do default action for previous item.
-			nnoremap <silent> <space>k	:<C-u>CocPrev<CR>
-			" Resume latest coc list
-			nnoremap <silent> <space>p	:<C-u>CocListResume<CR>
-
-			au BufNewFile,BufRead *.frag,*.vert,*.fp,*.vp,*.glsl setf glsl
-
-			" TODO Ugly map
-			:map <F7> :!xclip -i<CR><CR>
-			:vmap <F7> "*y
-			:map <S-F7> :r!xclip -o<CR>
 				'';
 			};
 		}