begin setting up efm langserver

lua/lsp/efm-general-ls.lua

@@ -1,6 +1,7 @@
+-- Example configuations here: https://github.com/mattn/efm-langserver
 require"lspconfig".efm.setup {
     init_options = {documentFormatting = true},
-    filetypes = {"lua"},
+    filetypes = {"lua", "python"},
     settings = {
         rootMarkers = {".git/"},
         languages = {
@@ -9,8 +10,50 @@ require"lspconfig".efm.setup {
                     formatCommand = "lua-format -i --no-keep-simple-function-one-line --column-limit=100",
                     formatStdin = true
                 }
+            },
+            python = {
+                {
+                    LintCommand = "flake8 --ignore=E501 --stdin-display-name ${INPUT} -",
+                    lintStdin = true,
+                    lintFormats = {"%f:%l:%c: %m"},
+                    formatCommand = "yapf --quiet",
+                    formatStdin = true
+                }
             }
         }
     }
 }
 
+-- TODO turn these eslint and prettier examples into something good
+-- TODO also shellcheck and shell formatting
+-- Also find way to toggle format on save
+-- maybe this will help: https://superuser.com/questions/439078/how-to-disable-autocmd-or-augroup-in-vim
+-- {
+--   lintCommand = "eslint_d -f unix --stdin --stdin-filename ${INPUT}",
+--   lintIgnoreExitCode = true,
+--   lintStdin = true,
+--   lintFormats = {"%f:%l:%c: %m"},
+-- }
+
+
+-- local eslint = {
+--   lintCommand = './node_modules/.bin/eslint -f compact --stdin',
+--   lintStdin = true,
+--   lintFormats = {'%f: line %l, col %c, %trror - %m', '%f: line %l, col %c, %tarning - %m'},
+--   lintIgnoreExitCode = true,
+--   formatCommand = './node_modules/.bin/prettier-eslint --stdin --single-quote --print-width 120',
+--   formatStdin = true,
+-- }
+--
+-- nvim_lsp.efm.setup({
+--     init_options = { documentFormatting = true },
+--     root_dir = nvim_lsp.util.root_pattern('.git/'),
+--     filetypes = {'javascript', 'javascriptreact'},
+--     settings = {
+--       rootMarkers = {'.git/'},
+--       languages = {
+--         javascript = {eslint},
+--         javascriptreact = {eslint},
+--       }
+--     }
+-- })