Migrate types to @typescript-eslint (#222)

Author: saberduck

package.json

@@ -21,7 +21,7 @@
   "scripts": {
     "build": "rimraf lib && yarn check-format && tsc -d -p tsconfig-src.json",
     "test": "jest",
-    "ruling": "ts-node ruling/index.ts",
+    "ruling": "ts-node --files ruling/index.ts",
     "typecheck": "tsc -p tsconfig.json",
     "lint": "eslint --ext js,ts src tests ruling/index.ts",
     "precommit": "lint-staged && yarn typecheck",
@@ -33,14 +33,12 @@
     "eslint": "^5.0.0 || ^6.0.0 || ^7.0.0"
   },
   "devDependencies": {
-    "@types/eslint": "7.2.6",
-    "@types/estree": "0.0.46",
     "@types/jest": "26.0.20",
     "@types/lodash": "4.14.106",
     "@types/minimist": "1.2.0",
     "@types/node": "14.14.25",
-    "@typescript-eslint/experimental-utils": "4.15.0",
-    "@typescript-eslint/parser": "4.15.0",
+    "@typescript-eslint/experimental-utils": "4.28.0",
+    "@typescript-eslint/parser": "4.28.0",
     "babel-eslint": "8.2.2",
     "eslint": "7.19.0",
     "eslint-config-prettier": "2.9.0",
@@ -56,7 +54,7 @@
     "rimraf": "2.6.2",
     "ts-jest": "26.5.1",
     "ts-node": "9.1.1",
-    "typescript": "4.1.4"
+    "typescript": "4.3.4"
   },
   "prettier": {
     "printWidth": 100,

ruling/index.ts

@@ -49,6 +49,7 @@ function run() {
   const cli = new CLIEngine({
     parser: "babel-eslint",
     parserOptions: {
+      // @ts-ignore 'experimentalObjectRestSpread' is missing in type definition
       ecmaFeatures: { jsx: true, experimentalObjectRestSpread: true },
       ecmaVersion: 2018,
       sourceType: "module",

src/index.ts

@@ -17,9 +17,9 @@
  * along with this program; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
-import { Linter } from 'eslint';
+import { TSESLint } from '@typescript-eslint/experimental-utils';
 
-const sonarjsRules: [string, Linter.RuleLevel][] = [
+const sonarjsRules: [string, TSESLint.Linter.RuleLevel][] = [
   ['cognitive-complexity', 'error'],
   ['max-switch-cases', 'error'],
   ['no-all-duplicated-branches', 'error'],
@@ -47,9 +47,9 @@ const sonarjsRules: [string, Linter.RuleLevel][] = [
   ['prefer-while', 'error'],
 ];
 
-const sonarjsRuleModules: any = {};
+const sonarjsRuleModules: { [key: string]: any } = {};
 
-const configs: { recommended: Linter.Config & { plugins: string[] } } = {
+const configs: { recommended: TSESLint.Linter.Config & { plugins: string[] } } = {
   recommended: { plugins: ['sonarjs'], rules: {} },
 };