[Feature] Add Vue formatter (prettier) setup (#1016)

lua/default-config.lua

@@ -189,5 +189,6 @@ require("lang.swift").config()
 require("lang.terraform").config()
 require("lang.tex").config()
 require("lang.vim").config()
+require("lang.vue").config()
 require("lang.yaml").config()
 require("lang.zig").config()

lua/lang/vue.lua

@@ -1,13 +1,44 @@
 local M = {}
 
 M.config = function()
-  -- TODO: implement config for language
-  return "No config available!"
+  O.lang.vue = {
+    formatter = {
+      exe = "prettier",
+      args = {
+        "--stdin-filepath",
+        "${FILEPATH}",
+      },
+      stdin = true,
+    },
+    auto_import = true,
+  }
 end
 
 M.format = function()
-  -- TODO: implement formatter for language
-  return "No formatter available!"
+  vim.cmd "let proj = FindRootDirectory()"
+  local root_dir = vim.api.nvim_get_var "proj"
+
+  -- use the global formatter if you didn't find the local one
+  local formatter_instance = root_dir .. "/node_modules/.bin/" .. O.lang.vue.formatter.exe
+  if vim.fn.executable(formatter_instance) ~= 1 then
+    formatter_instance = O.lang.vue.formatter.exe
+  end
+
+  local ft = vim.bo.filetype
+  O.formatters.filetype[ft] = {
+    function()
+      local lv_utils = require "lv-utils"
+      return {
+        exe = formatter_instance,
+        args = lv_utils.gsub_args(O.lang.vue.formatter.args),
+        stdin = O.lang.vue.formatter.stdin,
+      }
+    end,
+  }
+  require("formatter.config").set_defaults {
+    logging = false,
+    filetype = O.formatters.filetype,
+  }
 end
 
 M.lint = function()
@@ -24,8 +55,9 @@ M.lsp = function()
   require("lspconfig").vuels.setup {
     cmd = { DATA_PATH .. "/lspinstall/vue/node_modules/.bin/vls", "--stdio" },
     on_attach = require("lsp").common_on_attach,
-    root_dir = require("lspconfig").util.root_pattern(".git", "vue.config.js", "package.json", "yarn.lock"),
   }
+
+  require("lsp.ts-fmt-lint").setup()
 end
 
 M.dap = function()

lua/lv-utils/init.lua

@@ -204,6 +204,17 @@ lv_utils.define_augroups {
   _user_autocommands = O.user_autocommands,
 }
 
+function lv_utils.gsub_args(args)
+  if args == nil or type(args) ~= "table" then
+    return args
+  end
+  local buffer_filepath = vim.fn.fnameescape(vim.api.nvim_buf_get_name(0))
+  for i = 1, #args do
+    args[i], _ = string.gsub(args[i], "${FILEPATH}", buffer_filepath)
+  end
+  return args
+end
+
 vim.cmd [[
   function! QuickFixToggle()
     if empty(filter(getwininfo(), 'v:val.quickfix'))