{ config, lib, pkgs, ... }: with lib; with builtins; let cfg = config.vim; wrapLuaConfig = luaConfig: '' lua << EOF ${luaConfig} EOF ''; mkMappingOption = it: mkOption ({ default = {}; type = with types; attrsOf (nullOr str); } // it); in { options.vim = { viAlias = mkOption { description = "Enable vi alias"; type = types.bool; default = true; }; vimAlias = mkOption { description = "Enable vim alias"; type = types.bool; default = true; }; configRC = mkOption { description = "vimrc contents"; type = nvim.types.dagOf types.lines; default = {}; }; luaConfigRC = mkOption { description = "vim lua config"; type = nvim.types.dagOf types.lines; default = {}; }; builtConfigRC = mkOption { internal = true; type = types.lines; description = "The built config for neovim after resolving the DAG"; }; startPlugins = nvim.types.pluginsOpt { default = []; description = "List of plugins to startup."; }; optPlugins = nvim.types.pluginsOpt { default = []; description = "List of plugins to optionally load"; }; globals = mkOption { default = {}; description = "Set containing global variable values"; type = types.attrs; }; nnoremap = mkMappingOption {description = "Defines 'Normal mode' mappings";}; inoremap = mkMappingOption { description = "Defines 'Insert and Replace mode' mappings"; }; vnoremap = mkMappingOption { description = "Defines 'Visual and Select mode' mappings"; }; xnoremap = mkMappingOption {description = "Defines 'Visual mode' mappings";}; snoremap = mkMappingOption {description = "Defines 'Select mode' mappings";}; cnoremap = mkMappingOption {description = "Defines 'Command-line mode' mappings";}; onoremap = mkMappingOption { description = "Defines 'Operator pending mode' mappings"; }; tnoremap = mkMappingOption {description = "Defines 'Terminal mode' mappings";}; nmap = mkMappingOption {description = "Defines 'Normal mode' mappings";}; imap = mkMappingOption { description = "Defines 'Insert and Replace mode' mappings"; }; vmap = mkMappingOption { description = "Defines 'Visual and Select mode' mappings"; }; xmap = mkMappingOption {description = "Defines 'Visual mode' mappings";}; smap = mkMappingOption {description = "Defines 'Select mode' mappings";}; cmap = mkMappingOption {description = "Defines 'Command-line mode' mappings";}; omap = mkMappingOption { description = "Defines 'Operator pending mode' mappings"; }; tmap = mkMappingOption {description = "Defines 'Terminal mode' mappings";}; }; config = let mkVimBool = val: if val then "1" else "0"; valToVim = val: if (isInt val) then (builtins.toString val) else ( if (isBool val) then (mkVimBool val) else (toJSON val) ); filterNonNull = mappings: filterAttrs (name: value: value != null) mappings; globalsScript = mapAttrsFlatten (name: value: "let g:${name}=${valToVim value}") (filterNonNull cfg.globals); matchCtrl = it: match "Ctrl-(.)(.*)" it; mapKeyBinding = it: let groups = matchCtrl it; in if groups == null then it else "<C-${toUpper (head groups)}>${head (tail groups)}"; mapVimBinding = prefix: mappings: mapAttrsFlatten (name: value: "${prefix} ${mapKeyBinding name} ${value}") (filterNonNull mappings); nmap = mapVimBinding "nmap" config.vim.nmap; imap = mapVimBinding "imap" config.vim.imap; vmap = mapVimBinding "vmap" config.vim.vmap; xmap = mapVimBinding "xmap" config.vim.xmap; smap = mapVimBinding "smap" config.vim.smap; cmap = mapVimBinding "cmap" config.vim.cmap; omap = mapVimBinding "omap" config.vim.omap; tmap = mapVimBinding "tmap" config.vim.tmap; nnoremap = mapVimBinding "nnoremap" config.vim.nnoremap; inoremap = mapVimBinding "inoremap" config.vim.inoremap; vnoremap = mapVimBinding "vnoremap" config.vim.vnoremap; xnoremap = mapVimBinding "xnoremap" config.vim.xnoremap; snoremap = mapVimBinding "snoremap" config.vim.snoremap; cnoremap = mapVimBinding "cnoremap" config.vim.cnoremap; onoremap = mapVimBinding "onoremap" config.vim.onoremap; tnoremap = mapVimBinding "tnoremap" config.vim.tnoremap; resolveDag = { name, dag, mapResult, }: let sortedDag = nvim.dag.topoSort dag; result = if sortedDag ? result then mapResult sortedDag.result else abort ("Dependency cycle in ${name}: " + toJSON sortedConfig); in result; in { vim = { configRC = { globalsScript = nvim.dag.entryAnywhere (concatStringsSep "\n" globalsScript); luaScript = let mkSection = r: '' -- SECTION: ${r.name} ${r.data} ''; mapResult = r: (wrapLuaConfig (concatStringsSep "\n" (map mkSection r))); luaConfig = resolveDag { name = "lua config script"; dag = cfg.luaConfigRC; inherit mapResult; }; in nvim.dag.entryAfter ["globalsScript"] luaConfig; mappings = let maps = [nmap imap vmap xmap smap cmap omap tmap nnoremap inoremap vnoremap xnoremap snoremap cnoremap onoremap tnoremap]; mapConfig = concatStringsSep "\n" (map (v: concatStringsSep "\n" v) maps); in nvim.dag.entryAfter ["globalsScript"] mapConfig; }; builtConfigRC = let mkSection = r: '' " SECTION: ${r.name} ${r.data} ''; mapResult = r: (concatStringsSep "\n" (map mkSection r)); vimConfig = resolveDag { name = "vim config script"; dag = cfg.configRC; inherit mapResult; }; in vimConfig; }; }; }