Update to xo 1

This required some small refactors to adhere to the new style rules.

Author: remcohaszing

fixtures/debug/loader.mjs

@@ -3,7 +3,7 @@ import {register} from 'node:module'
 import {renderToStaticMarkup} from 'react-dom/server'
 import React from 'react'
 
-register('./loader.mjs', import.meta.url)
+register('@mdx-js/node-loader', import.meta.url)
 
 const module = await import('./example.mdx')
 

fixtures/debug/run.mjs

@@ -25,7 +25,7 @@
     "remark-frontmatter": "^5.0.0",
     "remark-preset-wooorm": "^11.0.0",
     "typescript": "^5.0.0",
-    "xo": "^0.60.0"
+    "xo": "^1.0.0"
   },
   "prettier": {
     "tabWidth": 2,
@@ -50,8 +50,10 @@
     ]
   },
   "xo": {
-    "prettier": true,
+    "prettier": "compat",
     "rules": {
+      "complexity": "off",
+      "max-lines": "off",
       "max-params": "off",
       "@typescript-eslint/consistent-type-definitions": "off",
       "@typescript-eslint/naming-convention": "off",

package.json

@@ -37,7 +37,7 @@ let tsEnabled = false
 connection.onInitialize(async (parameters) => {
   const tsdk = parameters.initializationOptions?.typescript?.tsdk
   tsEnabled = Boolean(parameters.initializationOptions?.typescript?.enabled)
-  assert(
+  assert.ok(
     typeof tsdk === 'string',
     'Missing initialization option typescript.tsdk'
   )

packages/language-server/lib/index.js

@@ -1,13 +1,12 @@
 import {createRequire} from 'node:module'
 import path from 'node:path'
 import {URI, Utils} from 'vscode-uri'
-// eslint-disable-next-line import/order
 import {startLanguageServer} from '@volar/test-utils'
+import pkg from '../package.json' with {type: 'json'}
 
 const require = createRequire(import.meta.url)
 const pkgPath = new URL('../package.json', import.meta.url)
 const pkgRequire = createRequire(pkgPath)
-const pkg = require('../package.json')
 
 const bin = pkgRequire.resolve(pkg.bin['mdx-language-server'])
 

packages/language-server/test/utils.js

@@ -42,7 +42,7 @@ export async function toggleSyntax(
     return
   }
 
-  const ast = root.ast
+  const {ast} = root
 
   if (!ast) {
     return

packages/language-service/lib/commands.js

@@ -15,3 +15,5 @@
  * @typedef {() => VirtualCodePluginObject} VirtualCodePlugin
  *   An internal plugin for MDX analyzer that represents an MDX plugin.
  */
+
+export {}

packages/language-service/lib/plugins/plugin.js

@@ -10,15 +10,13 @@ export function recmaExportFilepath(options) {
   const opts = typeof options === 'object' && options !== null ? options : {}
   const name = 'name' in opts ? String(opts.name) : 'filepath'
 
-  return () => {
-    return {
+  return () => ({
       finalize() {
         return (
           '/** Generated by [recma-export-filepath](https://github.com/remcohaszing/recma-export-filepath) */\nexport const ' +
           name +
           " = /** @type {string} */ ('')"
         )
       }
-    }
-  }
+    })
 }

packages/language-service/lib/plugins/recma-export-filepath.js

@@ -227,7 +227,7 @@ export function createMdxServicePlugin(options) {
             return
           }
 
-          const error = virtualCode.error
+          const {error} = virtualCode
 
           if (error) {
             return [

packages/language-service/lib/service-plugin.js

@@ -56,17 +56,24 @@ export function resolvePlugins(mdxConfig, resolvePlugin) {
     }
 
     switch (name) {
-      case 'recma-export-filepath':
+      case 'recma-export-filepath': {
         virtualCodePlugins.push(recmaExportFilepath(options[0]))
         break
-      case 'rehype-mdx-title':
+      }
+
+      case 'rehype-mdx-title': {
         virtualCodePlugins.push(rehypeMdxTitle(options[0]))
         break
-      case 'remark-mdx-frontmatter':
+      }
+
+      case 'remark-mdx-frontmatter': {
         virtualCodePlugins.push(remarkMdxFrontmatter(options[0]))
         break
-      default:
+      }
+
+      default: {
         remarkPlugins.push([resolvePlugin(name), ...options])
+      }
     }
   }