130 lines
4.3 KiB
Nix
130 lines
4.3 KiB
Nix
{ lib, pkgs, ... }:
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let
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inherit (builtins) map;
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inherit (lib) concatMapStrings optionalString;
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# this structure roughly mirrors home-manager's `programs.neovim.plugins` option
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plugins = with pkgs.vimPlugins; [
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# docs: surround-nvim: https://github.com/ur4ltz/surround.nvim/
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# docs: vim-surround: https://github.com/tpope/vim-surround
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{ plugin = vim-surround; }
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# docs: fzf-vim (fuzzy finder): https://github.com/junegunn/fzf.vim
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{ plugin = fzf-vim; }
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({
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# docs: tex-conceal-vim: https://github.com/KeitaNakamura/tex-conceal.vim/
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plugin = tex-conceal-vim;
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type = "viml";
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config = ''
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" present prettier fractions
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let g:tex_conceal_frac=1
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'';
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})
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({
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plugin = vim-SyntaxRange;
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type = "viml";
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config = ''
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" enable markdown-style codeblock highlighting for tex code
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autocmd BufEnter * call SyntaxRange#Include('```tex', '```', 'tex', 'NonText')
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" autocmd Syntax tex set conceallevel=2
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'';
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})
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({
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# treesitter syntax highlighting: https://nixos.wiki/wiki/Tree_sitters
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# docs: https://github.com/nvim-treesitter/nvim-treesitter
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# config taken from: https://github.com/i077/system/blob/master/modules/home/neovim/default.nix
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# this is required for tree-sitter to even highlight
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plugin = nvim-treesitter.withAllGrammars;
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type = "lua";
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config = ''
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require'nvim-treesitter.configs'.setup {
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highlight = {
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enable = true,
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-- disable treesitter on Rust so that we can use SyntaxRange
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-- and leverage TeX rendering in rust projects
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disable = { "rust", "tex", "latex" },
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-- disable = { "tex", "latex" },
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-- true to also use builtin vim syntax highlighting when treesitter fails
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additional_vim_regex_highlighting = false
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},
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incremental_selection = {
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enable = true,
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keymaps = {
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init_selection = "gnn",
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node_incremental = "grn",
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mcope_incremental = "grc",
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node_decremental = "grm"
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}
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},
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indent = {
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enable = true,
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disable = {}
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}
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}
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vim.o.foldmethod = 'expr'
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vim.o.foldexpr = 'nvim_treesitter#foldexpr()'
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'';
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})
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];
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plugin-packages = map (p: p.plugin) plugins;
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plugin-config-tex = concatMapStrings (p: optionalString (p.type or "" == "viml") p.config) plugins;
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plugin-config-lua = concatMapStrings (p: optionalString (p.type or "" == "lua") p.config) plugins;
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in
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{
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# private because there could be sensitive things in the swap
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sane.user.persist.private = [ ".cache/vim-swap" ];
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programs.neovim = {
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# neovim: https://github.com/neovim/neovim
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enable = true;
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viAlias = true;
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vimAlias = true;
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configure = {
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packages.myVimPackage = {
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start = plugin-packages;
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};
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customRC = ''
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" let the terminal handle mouse events, that way i get OS-level ctrl+shift+c/etc
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" this used to be default, until <https://github.com/neovim/neovim/pull/19290>
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set mouse=
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" copy/paste to system clipboard
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set clipboard=unnamedplus
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" screw tabs; always expand them into spaces
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set expandtab
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" at least don't open files with sections folded by default
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set nofoldenable
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" allow text substitutions for certain glyphs.
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" higher number = more aggressive substitution (0, 1, 2, 3)
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" i only make use of this for tex, but it's unclear how to
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" apply that *just* to tex and retain the SyntaxRange stuff.
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set conceallevel=2
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" horizontal rule under the active line
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" set cursorline
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" highlight trailing space & related syntax errors (doesn't seem to work??)
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" let c_space_errors=1
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" let python_space_errors=1
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" enable highlighting of leading/trailing spaces,
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" and especially tabs
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" source: https://www.reddit.com/r/neovim/comments/chlmfk/highlight_trailing_whitespaces_in_neovim/
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set list
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set listchars=tab:▷\·,trail:·,extends:◣,precedes:◢,nbsp:○
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""""" PLUGIN CONFIG (tex)
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${plugin-config-tex}
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""""" PLUGIN CONFIG (lua)
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lua <<EOF
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${plugin-config-lua}
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EOF
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'';
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};
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};
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}
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