Update the settings of the static analyzer

Author: Cédric Belin

etc/eslint.config.js renamed to etc/eslint.js

@@ -1,20 +1,16 @@
-import babelParser from "@babel/eslint-parser";
+import {join} from "node:path";
 import js from "@eslint/js";
-import globals from "globals";
+import ts from "typescript-eslint";
 
-export default [
+export default ts.config(
 	js.configs.recommended,
+	...ts.configs.strictTypeChecked,
+	...ts.configs.stylisticTypeChecked,
 	{
 		languageOptions: {
-			globals: {...globals.nodeBuiltin},
-			parser: babelParser,
 			parserOptions: {
-				requireConfigFile: false,
-				babelOptions: {
-					babelrc: false,
-					configFile: false,
-					plugins: ["@babel/plugin-syntax-import-attributes"]
-				}
+				project: "tsconfig.json",
+				tsconfigRootDir: join(import.meta.dirname, "..")
 			}
 		},
 		rules: {
@@ -28,7 +24,7 @@ export default [
 			"no-template-curly-in-string": "error",
 			"no-unmodified-loop-condition": "error",
 			"no-unreachable-loop": "error",
-			"no-use-before-define": ["error", {functions: false}],
+			"no-use-before-define": "off",
 			"no-useless-assignment": "error",
 			"require-atomic-updates": ["error", {allowProperties: true}],
 
@@ -53,7 +49,7 @@ export default [
 			"grouped-accessor-pairs": "error",
 			"guard-for-in": "error",
 			"id-denylist": "error",
-			"id-length": ["error", {exceptions: ["_", "x", "y"]}],
+			"id-length": ["error", {exceptions: ["_", "$", "x", "y"]}],
 			"id-match": "error",
 			"init-declarations": "error",
 			"logical-assignment-operators": "error",
@@ -64,7 +60,6 @@ export default [
 			"max-nested-callbacks": "error",
 			"max-params": "off",
 			"max-statements": ["error", {max: 25}],
-			"multiline-comment-style": ["error", "separate-lines"],
 			"new-cap": ["error", {capIsNewExceptions: ["RangeError", "SyntaxError", "TypeError"]}],
 			"no-alert": "error",
 			"no-array-constructor": "error",
@@ -155,8 +150,64 @@ export default [
 			"vars-on-top": "error",
 			"yoda": "error",
 
-			"line-comment-position": "error",
-			"unicode-bom": "error"
+			"unicode-bom": "error",
+
+			"@typescript-eslint/class-methods-use-this": "off",
+			"@typescript-eslint/consistent-return": "error",
+			"@typescript-eslint/consistent-type-exports": "error",
+			"@typescript-eslint/consistent-type-imports": "error",
+			"@typescript-eslint/default-param-last": "error",
+			"@typescript-eslint/explicit-function-return-type": ["error", {allowExpressions: true}],
+			"@typescript-eslint/explicit-member-accessibility": ["error", {accessibility: "no-public"}],
+			"@typescript-eslint/explicit-module-boundary-types": "error",
+			"@typescript-eslint/init-declarations": "error",
+			"@typescript-eslint/max-params": ["error", {max: 4}],
+			"@typescript-eslint/member-ordering": "error",
+			"@typescript-eslint/method-signature-style": "error",
+			"@typescript-eslint/naming-convention": "off",
+			"@typescript-eslint/no-confusing-void-expression": "off",
+			"@typescript-eslint/no-dupe-class-members": "error",
+			"@typescript-eslint/no-empty-object-type": "error",
+			"@typescript-eslint/no-explicit-any": "off",
+			"@typescript-eslint/no-import-type-side-effects": "error",
+			"@typescript-eslint/no-invalid-this": "error",
+			"@typescript-eslint/no-loop-func": "error",
+			"@typescript-eslint/no-magic-numbers": "off",
+			"@typescript-eslint/no-non-null-assertion": "off",
+			"@typescript-eslint/no-redeclare": "error",
+			"@typescript-eslint/no-require-imports": "error",
+			"@typescript-eslint/no-restricted-imports": "error",
+			"@typescript-eslint/no-shadow": "error",
+			"@typescript-eslint/no-unnecessary-parameter-property-assignment": "error",
+			"@typescript-eslint/no-unnecessary-qualifier": "error",
+			"@typescript-eslint/no-unnecessary-type-parameters": "error",
+			"@typescript-eslint/no-unsafe-unary-minus": "error",
+			"@typescript-eslint/no-unused-expressions": ["error", {allowTaggedTemplates: true, allowTernary: true}],
+			"@typescript-eslint/no-use-before-define": ["error", {functions: false}],
+			"@typescript-eslint/no-useless-empty-export": "error",
+			"@typescript-eslint/parameter-properties": "error",
+			"@typescript-eslint/prefer-destructuring": "error",
+			"@typescript-eslint/prefer-enum-initializers": "off",
+			"@typescript-eslint/prefer-find": "error",
+			"@typescript-eslint/prefer-readonly": "error",
+			"@typescript-eslint/prefer-readonly-parameter-types": "off",
+			"@typescript-eslint/prefer-regexp-exec": "error",
+			"@typescript-eslint/promise-function-async": "off",
+			"@typescript-eslint/require-array-sort-compare": "error",
+			"@typescript-eslint/restrict-template-expressions": "off",
+			"@typescript-eslint/return-await": "error",
+			"@typescript-eslint/strict-boolean-expressions": "off",
+			"@typescript-eslint/switch-exhaustiveness-check": "error",
+			"@typescript-eslint/typedef": "error"
+		}
+	},
+	{
+		files: ["gulpfile.js", "test/**/*.js"],
+		rules: {
+			"prefer-arrow-callback": "off",
+			"@typescript-eslint/explicit-function-return-type": "off",
+			"@typescript-eslint/explicit-module-boundary-types": "off",
+			"@typescript-eslint/no-floating-promises": "off"
 		}
 	}
-];
+);

gulpfile.js

@@ -16,8 +16,9 @@ export function clean() {
 
 // Performs the static analysis of source code.
 export async function lint() {
+	await build();
 	await $`tsc --project tsconfig.json`;
-	return $`eslint --config=etc/eslint.config.js gulpfile.js bin example src test`;
+	return $`eslint --config=etc/eslint.js gulpfile.js bin example src test`;
 }
 
 // Publishes the package.
@@ -27,8 +28,9 @@ export async function publish() {
 }
 
 // Runs the test suite.
-export function test() {
+export async function test() {
 	env.NODE_ENV = "test";
+	await build();
 	return $`node --test --test-reporter=spec`;
 }