fix: relax @typescript-eslint/unbound-method

Ref: https://github.com/nodejs/node/issues/51292

eslint.config.js

@@ -79,7 +79,13 @@ export default typescriptESLint.config(
       "no-unused-vars": [
         "error",
         {
+          args: "all",
+          argsIgnorePattern: "^_",
+          caughtErrors: "all",
+          caughtErrorsIgnorePattern: "^_",
+          destructuredArrayIgnorePattern: "^_",
           varsIgnorePattern: "^_",
+          ignoreRestSiblings: true,
         },
       ],
       "no-use-before-define": [
@@ -272,19 +278,25 @@ export default typescriptESLint.config(
 
     rules: {
       "no-undef": "off",
+
       "no-dupe-class-members": "off",
       "@typescript-eslint/no-dupe-class-members": "error",
-      "no-unused-vars": "off",
 
+      "no-unused-vars": "off",
       "@typescript-eslint/no-unused-vars": [
         "error",
         {
+          args: "all",
+          argsIgnorePattern: "^_",
+          caughtErrors: "all",
+          caughtErrorsIgnorePattern: "^_",
+          destructuredArrayIgnorePattern: "^_",
           varsIgnorePattern: "^_",
+          ignoreRestSiblings: true,
         },
       ],
 
       "no-use-before-define": "off",
-
       "@typescript-eslint/no-use-before-define": [
         "error",
         {
@@ -298,12 +310,14 @@ export default typescriptESLint.config(
 
       "default-param-last": "off",
       "@typescript-eslint/default-param-last": "error",
+
       "no-array-constructor": "off",
       "@typescript-eslint/no-array-constructor": "error",
+
       "no-implied-eval": "off",
       "@typescript-eslint/no-implied-eval": "error",
-      "no-redeclare": "off",
 
+      "no-redeclare": "off",
       "@typescript-eslint/no-redeclare": [
         "error",
         {
@@ -313,8 +327,8 @@ export default typescriptESLint.config(
 
       "no-throw-literal": "off",
       "@typescript-eslint/only-throw-error": "error",
-      "no-unused-expressions": "off",
 
+      "no-unused-expressions": "off",
       "@typescript-eslint/no-unused-expressions": [
         "error",
         {
@@ -326,23 +340,18 @@ export default typescriptESLint.config(
 
       "no-useless-constructor": "off",
       "@typescript-eslint/no-useless-constructor": "error",
+
       "@typescript-eslint/no-unnecessary-template-expression": "error",
-
       "@typescript-eslint/adjacent-overload-signatures": "error",
 
-      "@typescript-eslint/array-type": [
-        "error",
-        {
-          default: "array-simple",
-        },
-      ],
-
       "@typescript-eslint/no-unsafe-function-type": "error",
       "@typescript-eslint/no-wrapper-object-types": "error",
       "@typescript-eslint/consistent-type-definitions": ["error", "interface"],
+
       "no-duplicate-imports": "off",
       "@typescript-eslint/consistent-type-imports": "error",
 
+      "@typescript-eslint/explicit-member-accessibility": "error",
       "@typescript-eslint/explicit-function-return-type": [
         "error",
         {
@@ -354,7 +363,6 @@ export default typescriptESLint.config(
       ],
 
       "@typescript-eslint/method-signature-style": "error",
-      "@typescript-eslint/unbound-method": "error",
 
       "@typescript-eslint/naming-convention": [
         "error",
@@ -379,7 +387,19 @@ export default typescriptESLint.config(
         },
       ],
 
-      "@typescript-eslint/no-floating-promises": "error",
+      "@typescript-eslint/no-floating-promises": [
+        "error",
+        {
+          allowForKnownSafeCalls: [
+            {
+              from: "package",
+              name: ["it", "describe"],
+              package: "node:test",
+            },
+          ],
+        },
+      ],
+
       "@typescript-eslint/no-for-in-array": "error",
       "@typescript-eslint/no-invalid-void-type": "error",
       "@typescript-eslint/no-misused-new": "error",
@@ -417,6 +437,7 @@ export default typescriptESLint.config(
       "@typescript-eslint/prefer-reduce-type-parameter": "error",
       "@typescript-eslint/prefer-return-this-type": "error",
       "@typescript-eslint/promise-function-async": "error",
+
       "prefer-promise-reject-errors": "off",
       "@typescript-eslint/prefer-promise-reject-errors": "error",
 

package.json

@@ -54,16 +54,16 @@
   },
   "devDependencies": {
     "@types/eslint__js": "8.42.3",
-    "@types/node": "22.9.0",
-    "globals": "15.12.0",
-    "editorconfig-checker": "6.0.0",
-    "eslint": "9.14.0",
-    "eslint-plugin-promise": "7.1.0",
-    "eslint-plugin-unicorn": "56.0.0",
-    "eslint-plugin-import-x": "4.4.0",
-    "typescript-eslint": "8.14.0",
-    "prettier": "3.3.3",
-    "semantic-release": "23.1.1",
-    "typescript": "5.6.3"
+    "@types/node": "22.10.6",
+    "globals": "15.14.0",
+    "editorconfig-checker": "6.0.1",
+    "eslint": "9.18.0",
+    "eslint-plugin-promise": "7.2.1",
+    "eslint-plugin-unicorn": "56.0.1",
+    "eslint-plugin-import-x": "4.6.1",
+    "typescript-eslint": "8.20.0",
+    "prettier": "3.4.2",
+    "semantic-release": "24.2.1",
+    "typescript": "5.7.3"
   }
 }

test/validate-config.js

@@ -1,77 +0,0 @@
-import test from "node:test"
-import assert from "node:assert/strict"
-
-import { ESLint } from "eslint"
-
-const eslint = new ESLint()
-
-test("ensure we validate correctly JavaScript files", async () => {
-  const [noErrors] = await eslint.lintFiles(
-    "test/fixtures/javascript-no-errors.js",
-  )
-  const [withErrors] = await eslint.lintFiles(
-    "test/fixtures/javascript-with-errors.js",
-  )
-  assert.strictEqual(noErrors?.errorCount, 0, JSON.stringify(noErrors, null, 2))
-  assert.strictEqual(
-    withErrors?.errorCount,
-    3,
-    JSON.stringify(withErrors, null, 2),
-  )
-})
-
-test("ensure we do not use deprecated rules", async () => {
-  const [javascriptLintResult] = await eslint.lintFiles(
-    "test/fixtures/javascript-no-errors.js",
-  )
-  const [typescriptLintResult] = await eslint.lintFiles(
-    "test/fixtures/typescript-no-errors.ts",
-  )
-  assert.strictEqual(
-    javascriptLintResult.usedDeprecatedRules.length,
-    0,
-    JSON.stringify(javascriptLintResult, null, 2),
-  )
-  assert.strictEqual(
-    typescriptLintResult.usedDeprecatedRules.length,
-    0,
-    JSON.stringify(typescriptLintResult, null, 2),
-  )
-})
-
-test("ensure we validate correctly TypeScript files", async () => {
-  const [noErrors] = await eslint.lintFiles(
-    "test/fixtures/typescript-no-errors.ts",
-  )
-  const [withErrors] = await eslint.lintFiles(
-    "test/fixtures/javascript-with-errors.js",
-  )
-  assert.strictEqual(noErrors?.errorCount, 0, JSON.stringify(noErrors, null, 2))
-  assert.strictEqual(
-    withErrors?.errorCount,
-    3,
-    JSON.stringify(withErrors, null, 2),
-  )
-})
-
-test("ensure we allow top-level await", async () => {
-  const [lintResult] = await eslint.lintFiles(
-    "test/fixtures/top-level-await.mjs",
-  )
-  assert.strictEqual(
-    lintResult?.errorCount,
-    0,
-    JSON.stringify(lintResult, null, 2),
-  )
-})
-
-test("ensure we allow to ignore floating promise with void operator (@typescript-eslint/no-floating-promises)", async () => {
-  const [lintResult] = await eslint.lintFiles(
-    "test/fixtures/typescript-no-errors-ignore-promise.ts",
-  )
-  assert.strictEqual(
-    lintResult?.errorCount,
-    0,
-    JSON.stringify(lintResult, null, 2),
-  )
-})

test/validate-config.test.js

@@ -0,0 +1,87 @@
+import assert from "node:assert/strict"
+import { describe, it } from "node:test"
+
+import { ESLint } from "eslint"
+
+const eslint = new ESLint()
+
+describe("ESLint configuration", () => {
+  it("should validate correctly JavaScript files", async () => {
+    const [noErrors] = await eslint.lintFiles(
+      "test/fixtures/javascript-no-errors.js",
+    )
+    const [withErrors] = await eslint.lintFiles(
+      "test/fixtures/javascript-with-errors.js",
+    )
+    assert.strictEqual(
+      noErrors?.errorCount,
+      0,
+      JSON.stringify(noErrors, null, 2),
+    )
+    assert.strictEqual(
+      withErrors?.errorCount,
+      3,
+      JSON.stringify(withErrors, null, 2),
+    )
+  })
+
+  it("should validate correctly TypeScript files", async () => {
+    const [noErrors] = await eslint.lintFiles(
+      "test/fixtures/typescript-no-errors.ts",
+    )
+    const [withErrors] = await eslint.lintFiles(
+      "test/fixtures/javascript-with-errors.js",
+    )
+    assert.strictEqual(
+      noErrors?.errorCount,
+      0,
+      JSON.stringify(noErrors, null, 2),
+    )
+    assert.strictEqual(
+      withErrors?.errorCount,
+      3,
+      JSON.stringify(withErrors, null, 2),
+    )
+  })
+
+  it("should not use deprecated rules", async () => {
+    const [javascriptLintResult] = await eslint.lintFiles(
+      "test/fixtures/javascript-no-errors.js",
+    )
+    const [typescriptLintResult] = await eslint.lintFiles(
+      "test/fixtures/typescript-no-errors.ts",
+    )
+    assert.strictEqual(
+      javascriptLintResult.usedDeprecatedRules.length,
+      0,
+      JSON.stringify(javascriptLintResult, null, 2),
+    )
+    assert.strictEqual(
+      typescriptLintResult.usedDeprecatedRules.length,
+      0,
+      JSON.stringify(typescriptLintResult, null, 2),
+    )
+  })
+
+  it("should allow top-level await", async () => {
+    const [lintResult] = await eslint.lintFiles(
+      "test/fixtures/top-level-await.mjs",
+    )
+    assert.strictEqual(
+      lintResult?.errorCount,
+      0,
+      JSON.stringify(lintResult, null, 2),
+    )
+  })
+
+  it("should allow to ignore floating promise with void operator (@typescript-eslint/no-floating-promises)", async () => {
+    const [lintResult] = await eslint.lintFiles(
+      "test/fixtures/typescript-no-errors-ignore-promise.ts",
+    )
+    assert.strictEqual(
+      lintResult?.errorCount,
+      0,
+      JSON.stringify(lintResult, null, 2),
+    )
+  })
+})