add null-ls

init.lua

@@ -19,7 +19,9 @@ require("lsp.setup")
 require("lsp.cmp")
 require("lsp.ui")
 -- require("lsp.formatter")
+require("lsp.null-ls")
 
+----------------
 
 -- require("utils.change-colorscheme")
 -- 输入法自动切换

lua/lsp/null-ls.lua

@@ -0,0 +1,70 @@
+local status, null_ls = pcall(require, "null-ls")
+if not status then
+  vim.notify("没有找到 null-ls")
+  return
+end
+
+local formatting = null_ls.builtins.formatting
+local diagnostics = null_ls.builtins.diagnostics
+local code_actions = null_ls.builtins.code_actions
+
+null_ls.setup({
+  debug = false,
+  sources = {
+    -- Formatting ---------------------
+    --  brew install shfmt
+    formatting.shfmt,
+    -- StyLua
+    formatting.stylua,
+    -- frontend
+    formatting.prettier.with({ -- 比默认少了 markdown
+      filetypes = {
+        "javascript",
+        "javascriptreact",
+        "typescript",
+        "typescriptreact",
+        "vue",
+        "css",
+        "scss",
+        "less",
+        "html",
+        "json",
+        "yaml",
+        "graphql",
+      },
+      prefer_local = "node_modules/.bin",
+    }),
+    -- formatting.fixjson,
+    -- formatting.black.with({ extra_args = { "--fast" } }),
+
+    -- Diagnostics  ---------------------
+    diagnostics.eslint.with({
+      prefer_local = "node_modules/.bin",
+    }),
+    code_actions.eslint.with({
+      prefer_local = "node_modules/.bin",
+    }),
+    -- diagnostics.markdownlint,
+    -- markdownlint-cli2
+    -- diagnostics.markdownlint.with({
+    --   prefer_local = "node_modules/.bin",
+    --   command = "markdownlint-cli2",
+    --   args = { "$FILENAME", "#node_modules" },
+    -- }),
+    --
+    -- code actions ---------------------
+    code_actions.gitsigns,
+    code_actions.eslint,
+    -- code_actions.refactoring,
+  },
+  -- #{m}: message
+  -- #{s}: source name (defaults to null-ls if not specified)
+  -- #{c}: code (if available)
+  diagnostics_format = "[#{s}] #{m}",
+  on_attach = function(client)
+    -- vim.cmd([[ command! Format execute 'lua vim.lsp.buf.formatting()']])
+    -- if client.resolved_capabilities.document_formatting then
+    --   vim.cmd("autocmd BufWritePre <buffer> lua vim.lsp.buf.formatting_sync()")
+    -- end
+  end,
+})

lua/plugins.lua

@@ -88,6 +88,7 @@ packer.startup({
     -- use("blackCauldron7/surround.nvim")
     -- 代码格式化
     use("mhartington/formatter.nvim")
+    use({ "jose-elias-alvarez/null-ls.nvim", requires = "nvim-lua/plenary.nvim" })
     -- Lua 增强
     use("folke/lua-dev.nvim")