update nvim-lspconfig formatt on save

init.plugins.vim

@@ -407,9 +407,11 @@ require'lspconfig'.yamlls.setup{}
 require'lspconfig'.stylelint_lsp.setup{}
 -- https://github.com/neovim/nvim-lspconfig/wiki
 require'lspconfig'.tailwindcss.setup{}
-
--- efm-langserver settings
--- npm install -g eslint_d
+EOF
+  "}}}
+"   #efm-langserver {{{
+"   npm install -g eslint_d
+lua << EOF
 local eslint = {
   lintCommand = "eslint_d -f unix --stdin --stdin-filename ${INPUT}",
   lintStdin = true,
@@ -427,10 +429,36 @@ local shellcheck = {
       "%f:%l:%c: %tote: %m",
 	}
 }
+local flake8 = {
+	lintCommand = "flake8 --stdin-display-name ${INPUT} -",
+    lintStdin = true,
+	lintFormats = {"%f:%l:%c: %m"}
+}
+local black = {
+	formatCommand = "black --quiet -",
+    formatStdin = true
+}
+-- sudo pacman -Syu jq
+local jq = {
+	lintCommand = "jq ."
+	}
+-- npm install -g fixjson
+local fixjson = {
+	formatCommand = "fixjson"
+}
 local util = require "lspconfig".util
+local on_attach = function(client)
+  if client.resolved_capabilities.document_formatting then
+    vim.cmd [[augroup lsp_formatting]]
+    vim.cmd [[autocmd!]]
+	vim.cmd [[autocmd BufWritePre <buffer> :lua vim.lsp.buf.formatting_sync({}, 1000)]]
+    vim.cmd [[augroup END]]
+  end
+end
 require "lspconfig".efm.setup {
   init_options = {documentFormatting = true},
-  filetypes = {"javascript", "typescript", "sh"},
+  on_attach = on_attach,
+  filetypes = {"javascript", "typescript", "json", "sh", "python"},
   root_dir = function(fname)
     return util.root_pattern("tsconfig.json")(fname) or
     util.root_pattern(".eslintrc.js", ".git")(fname);
@@ -440,12 +468,74 @@ require "lspconfig".efm.setup {
     languages = {
       javascript = {eslint},
       typescript = {eslint},
+	  json = {jq, fixjson},
+	  python = {flake8, black},
 	  sh = {shellcheck}
     }
   }
 }
-
 EOF
+" }}}
+"   #nvim-lspconfig (keybindings etc) {{{
+lua << EOF
+local nvim_lsp = require('lspconfig')
+
+-- Use an on_attach function to only map the following keys
+-- after the language server attaches to the current buffer
+local on_attach = function(client, bufnr)
+  local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
+  local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
+
+  -- Enable completion triggered by <c-x><c-o>
+  buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+  -- Mappings.
+  local opts = { noremap=true, silent=true }
+
+  -- See `:help vim.lsp.*` for documentation on any of the below functions
+  buf_set_keymap('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<CR>', opts)
+  buf_set_keymap('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<CR>', opts)
+  buf_set_keymap('n', 'K', '<cmd>lua vim.lsp.buf.hover()<CR>', opts)
+  buf_set_keymap('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opts)
+  buf_set_keymap('n', '<C-k>', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
+  buf_set_keymap('n', '<space>wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opts)
+  buf_set_keymap('n', '<space>wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opts)
+  buf_set_keymap('n', '<space>wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opts)
+  buf_set_keymap('n', '<space>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
+  buf_set_keymap('n', '<space>rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
+  buf_set_keymap('n', '<space>ca', '<cmd>lua vim.lsp.buf.code_action()<CR>', opts)
+  buf_set_keymap('n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
+  buf_set_keymap('n', '<space>e', '<cmd>lua vim.lsp.diagnostic.show_line_diagnostics()<CR>', opts)
+  buf_set_keymap('n', '[d', '<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>', opts)
+  buf_set_keymap('n', ']d', '<cmd>lua vim.lsp.diagnostic.goto_next()<CR>', opts)
+  buf_set_keymap('n', '<space>q', '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>', opts)
+  buf_set_keymap('n', '<space>f', '<cmd>lua vim.lsp.buf.formatting()<CR>', opts)
+
+end
+
+-- Use a loop to conveniently call 'setup' on multiple servers and
+-- map buffer local keybindings when the language server attaches
+local servers = {
+	'bashls',
+	'cssls',
+	'phpactor',
+	'pyright',
+	'stylelint_lsp',
+	'tailwindcss',
+	'tsserver',
+	'vimls',
+	'vuels'
+}
+for _, lsp in ipairs(servers) do
+  nvim_lsp[lsp].setup {
+    on_attach = on_attach,
+    flags = {
+      debounce_text_changes = 150,
+    }
+  }
+end
+EOF
+
   "}}}