refinement of LSP options and vim packages for TS/JS development

nix/home.nix

@@ -38,6 +38,15 @@ let
     };
   };
 
+  vim-catppuccino = pkgs.vimUtils.buildVimPlugin {
+    name = "vim-catppuccino";
+    src = pkgs.fetchFromGitHub {
+      owner = "Pocco81";
+      repo = "Catppuccino.nvim";
+      rev = "014d8575acdd19ecef4ecb12fc82a2e21794b548";
+      sha256 = "0i0p21jkrx99n3dnm5xvnw8n963c67l4lgl4iwngz0psdzwxphkw";
+    };
+  };
 in
 {
   home.packages = with pkgs; [
@@ -127,7 +136,7 @@ in
     plugins = with pkgs.vimPlugins; [
       vim-sensible
       vim-startify
-      papercolor-theme
+      vim-catppuccino
 
       vim-elixir
       alchemist-vim
@@ -150,7 +159,13 @@ in
         '';
       }
       vim-signify
-      vim-indent-guides
+      {
+        plugin = vim-indent-guides;
+        config = ''
+          let g:indent_guides_enable_on_vim_startup = 1
+          let g:indent_guides_start_level = 2
+        '';
+      }
       vim-surround
       fugitive
       {
@@ -165,19 +180,6 @@ in
       }
       vinegar
       undotree
-      {
-        plugin = vim-test;
-        config = ''
-          nmap <silent> <leader>t :TestNearest<CR>
-          nmap <silent> <leader>T :TestFile<CR>
-          nmap <silent> <leader>a :TestSuite<CR>
-          nmap <silent> <leader>l :TestLast<CR>
-          nmap <silent> <leader>g :TestVisit<CR>
-          let test#strategy = "neovim"
-        '';
-      }
-      fzf-vim
-      fzfWrapper
       {
         plugin = nvim-compe;
         config = ''
@@ -226,6 +228,15 @@ in
           EOF
         '';
       }
+      {
+        plugin = telescope-nvim;
+        config = ''
+          nnoremap <leader>ff <cmd>lua require('telescope.builtin').find_files()<cr>
+          nnoremap <leader>fg <cmd>lua require('telescope.builtin').live_grep()<cr>
+          nnoremap <leader>fb <cmd>lua require('telescope.builtin').buffers()<cr>
+          nnoremap <leader>fh <cmd>lua require('telescope.builtin').help_tags()<cr>
+        '';
+      }
     ];
 
     extraConfig = readFile ./vim/init.vim;

nix/vim/init.vim

@@ -1,22 +1,16 @@
 filetype plugin indent on
 
-nnoremap <leader>t :call LanguageClient_textDocument_hover()<CR>
-nnoremap <leader>y :call LanguageClient_textDocument_definition()<CR>
-
 " Indent guides
-let g:indent_guides_enable_on_vim_startup = 1
-let g:indent_guides_start_level = 2
 
 " let netrw look like NERDTree
 let g:netrw_liststyle = 3
-let mapleader=","
 set nobackup
 set noswapfile
 set pastetoggle=<F2>
 set nowrap
 
 set background=dark
-colorscheme PaperColor
+colorscheme catppuccino
 
 set nocompatible
 set number relativenumber

nix/vim/nvim-lspconfig.lua

@@ -53,7 +53,77 @@ local on_attach = function(client, bufnr)
 end
 
 nvim_lsp.diagnosticls.setup {
-    on_attach = on_attach
+    on_attach = on_attach;
+    filetypes = { 'javascript', 'javascriptreact', 'typescript', 'typescriptreact', 'css', 'scss', 'markdown', 'pandoc' },
+    init_options = {
+      linters = {
+        eslint = {
+          command = 'eslint',
+          rootPatterns = { '.git' },
+          debounce = 100,
+          args = { '--stdin', '--stdin-filename', '%filepath', '--format', 'json' },
+          sourceName = 'eslint',
+          parseJson = {
+            errorsRoot = '[0].messages',
+            line = 'line',
+            column = 'column',
+            endLine = 'endLine',
+            endColumn = 'endColumn',
+            message = '[eslint] ${message} [${ruleId}]',
+            security = 'severity'
+          },
+          securities = {
+            [2] = 'error',
+            [1] = 'warning'
+          }
+        },
+        markdownlint = {
+          command = 'markdownlint',
+          rootPatterns = { '.git' },
+          isStderr = true,
+          debounce = 100,
+          args = { '--stdin' },
+          offsetLine = 0,
+          offsetColumn = 0,
+          sourceName = 'markdownlint',
+          securities = {
+            undefined = 'hint'
+          },
+          formatLines = 1,
+          formatPattern = {
+            '^.*:(\\d+)\\s+(.*)$',
+            {
+              line = 1,
+              column = -1,
+              message = 2,
+            }
+          }
+        }
+      },
+      filetypes = {
+        javascript = 'eslint',
+        javascriptreact = 'eslint',
+        typescript = 'eslint',
+        typescriptreact = 'eslint',
+        markdown = 'markdownlint',
+        pandoc = 'markdownlint'
+      },
+      formatters = {
+        prettier = {
+          command = 'prettier',
+          args = { '--stdin-filepath', '%filename' }
+        }
+      },
+      formatFiletypes = {
+         css = 'prettier',
+         javascript = 'prettier',
+         javascriptreact = 'prettier',
+         json = 'prettier',
+         scss = 'prettier',
+         typescript = 'prettier',
+         typescriptreact = 'prettier'
+      }
+    }
 }
 
 nvim_lsp.elmls.setup{
@@ -61,7 +131,7 @@ nvim_lsp.elmls.setup{
 }
 nvim_lsp.tsserver.setup {
     on_attach = function(client)
-        -- Avoid conflict with prettier
+        -- Avoid conflict with prettier and eslint
         client.resolved_capabilities.document_formatting = false
         on_attach(client)
     end