update eslint to version 9

__tests__/canvas.test.ts

@@ -14,7 +14,7 @@ test('should reset the canvas width and height', () => {
 
  factory.reset(canvasAndContext, 300, 400);
 
- expect(canvasAndContext.canvas).to.not.be.undefined;
+ expect(canvasAndContext!.canvas).toBeDefined();
  expect(canvasAndContext!.canvas!.width).to.equal(300);
  expect(canvasAndContext!.canvas!.height).to.equal(400);
 });

eslint.config.mjs

@@ -0,0 +1,35 @@
+import typescriptEslint from "@typescript-eslint/eslint-plugin";
+import tsParser from "@typescript-eslint/parser";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import js from "@eslint/js";
+import { FlatCompat } from "@eslint/eslintrc";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+ baseDirectory: __dirname,
+ recommendedConfig: js.configs.recommended,
+ allConfig: js.configs.all
+});
+
+export default [{
+ ignores: ["**/*.js", "**/*.d.ts"],
+}, ...compat.extends(
+ "eslint:recommended",
+ "plugin:@typescript-eslint/eslint-recommended",
+ "plugin:@typescript-eslint/recommended",
+), {
+ plugins: {
+ "@typescript-eslint": typescriptEslint,
+ },
+
+ languageOptions: {
+ parser: tsParser,
+ },
+
+ rules: {
+ "@typescript-eslint/no-var-requires": 0,
+ "@typescript-eslint/no-explicit-any": 0,
+ },
+}];