fix: setup import/resolver and import/extensions

Fixes yarn 2 compatibility.

Author: haoqunjiang

index.js

@@ -1,5 +1,21 @@
 module.exports = {
   extends: [
     require.resolve('eslint-config-standard')
-  ]
+  ],
+  settings: {
+    'import/resolver': {
+      // https://github.com/benmosher/eslint-plugin-import/issues/1396
+      [require.resolve('eslint-import-resolver-node')]: {},
+      [require.resolve('eslint-import-resolver-webpack')]: {
+        config: require.resolve('@vue/cli-service/webpack.config.js'),
+      },
+    },
+    'import/extensions': [
+      '.js',
+      '.jsx',
+      '.mjs',
+      '.ts',
+      '.tsx',
+    ],
+  },
 }

package.json

@@ -21,9 +21,12 @@
   },
   "homepage": "https://github.com/vuejs/eslint-config-standard#readme",
   "dependencies": {
-    "eslint-config-standard": "^14.1.0"
+    "eslint-config-standard": "^14.1.0",
+    "eslint-import-resolver-node": "^0.3.3",
+    "eslint-import-resolver-webpack": "^0.12.1"
   },
   "peerDependencies": {
+    "@vue/cli-service": "^3.0.0 || ^4.0.0-0",
     "eslint": ">=6.2.2",
     "eslint-plugin-import": ">= 2.18.0",
     "eslint-plugin-node": ">= 9.1.0",