Add no-atomics-pause rule

Author: ota-meshi

docs/rules/index.md

@@ -4,6 +4,14 @@ This plugin provides the following rules.
 
 - 🔧 mark means that the `--fix` option on the [command line](https://eslint.org/docs/user-guide/command-line-interface#fixing-problems) can automatically fix some of the problems reported by the rule.
 
+## ES2026
+
+There is a config that enables the rules in this category: [`no-new-in-esnext`]
+
+| Rule ID | Description |    |
+|:--------|:------------|:--:|
+| [es-x/no-atomics-pause](./no-atomics-pause.md) | disallow the `Atomics.pause` method. |  |
+
 ## ES2025
 
 There is a config that enables the rules in this category: [`no-new-in-esnext`]

docs/rules/no-atomics-pause.md

@@ -0,0 +1,32 @@
+---
+title: "es-x/no-atomics-pause"
+description: "disallow the `Atomics.pause` method"
+---
+
+# es-x/no-atomics-pause
+> disallow the `Atomics.pause` method
+
+- ❗ <badge text="This rule has not been released yet." vertical="middle" type="error"> ***This rule has not been released yet.*** </badge>
+- ✅ The following configurations enable this rule: [no-new-in-esnext]
+
+This rule reports ES2026 [`Atomics.pause` method](https://github.com/tc39/proposal-atomics-microwait) as errors.
+
+## 💡 Examples
+
+⛔ Examples of **incorrect** code for this rule:
+
+<eslint-playground type="bad">
+
+```js
+/*eslint es-x/no-atomics-pause: [error] */
+Atomics.pause()
+```
+
+</eslint-playground>
+
+## 📚 References
+
+- [Rule source](https://github.com/eslint-community/eslint-plugin-es-x/blob/master/lib/rules/no-atomics-pause.js)
+- [Test source](https://github.com/eslint-community/eslint-plugin-es-x/blob/master/tests/lib/rules/no-atomics-pause.js)
+
+[no-new-in-esnext]: ../configs/index.md#no-new-in-esnext

lib/configs/flat/no-new-in-esnext.js

@@ -11,6 +11,7 @@ module.exports = {
         },
     },
     rules: {
+        "es-x/no-atomics-pause": "error",
         "es-x/no-dataview-prototype-getfloat16-setfloat16": "error",
         "es-x/no-dynamic-import-options": "error",
         "es-x/no-float16array": "error",

lib/configs/no-new-in-esnext.js

@@ -7,6 +7,7 @@
 module.exports = {
     plugins: ["es-x"],
     rules: {
+        "es-x/no-atomics-pause": "error",
         "es-x/no-dataview-prototype-getfloat16-setfloat16": "error",
         "es-x/no-dynamic-import-options": "error",
         "es-x/no-float16array": "error",

lib/index.js

@@ -179,6 +179,7 @@ module.exports = {
         "no-async-functions": require("./rules/no-async-functions"),
         "no-async-iteration": require("./rules/no-async-iteration"),
         "no-atomics": require("./rules/no-atomics"),
+        "no-atomics-pause": require("./rules/no-atomics-pause"),
         "no-atomics-waitasync": require("./rules/no-atomics-waitasync"),
         "no-bigint": require("./rules/no-bigint"),
         "no-binary-numeric-literals": require("./rules/no-binary-numeric-literals"),

lib/rules/no-atomics-pause.js

@@ -0,0 +1,35 @@
+"use strict"
+
+const {
+    defineStaticPropertiesHandler,
+} = require("../util/define-static-properties-handler")
+
+module.exports = {
+    meta: {
+        docs: {
+            description: "disallow the `Atomics.pause` method.",
+            category: "ES2026",
+            recommended: false,
+            url: "http://eslint-community.github.io/eslint-plugin-es-x/rules/no-atomics-pause.html",
+        },
+        fixable: null,
+        messages: {
+            forbidden: "ES2024 '{{name}}' method is forbidden.",
+        },
+        schema: [
+            {
+                type: "object",
+                properties: {
+                    allowTestedProperty: { type: "boolean" },
+                },
+                additionalProperties: false,
+            },
+        ],
+        type: "problem",
+    },
+    create(context) {
+        return defineStaticPropertiesHandler(context, {
+            Atomics: { pause: "function" },
+        })
+    },
+}

lib/util/type-checker/es-types.js

@@ -434,6 +434,35 @@ const WELLKNOWN_GLOBALS = {
             SQRT2: { type: "Number" },
         },
     },
+    Atomics: {
+        type: "Object",
+        /** @type {Record<import('./types').AtomicsProperty,TypeInfo|undefined>} */
+        properties: {
+            add: RETURN_NUMBER,
+            and: RETURN_NUMBER,
+            compareExchange: RETURN_NUMBER,
+            exchange: RETURN_NUMBER,
+            isLockFree: RETURN_BOOLEAN,
+            load: RETURN_NUMBER,
+            notify: RETURN_NUMBER,
+            or: RETURN_NUMBER,
+            store: RETURN_NUMBER,
+            sub: RETURN_NUMBER,
+            wait: RETURN_STRING,
+            waitAsync: {
+                type: "Function",
+                return: {
+                    type: "Object",
+                    properties: {
+                        async: { type: "Boolean" },
+                        // value: { type: "Promise" or "String" },
+                    },
+                },
+            },
+            xor: RETURN_NUMBER,
+            pause: { type: "Function" },
+        },
+    },
 }
 
 /** @type {Record<import('./types').ObjectPrototypeProperty, TypeInfo>} */

lib/util/type-checker/types.d.ts

@@ -215,3 +215,6 @@ export type TypedArrayPrototypeProperty = Exclude<
   ExcludePrototypeProperty | "BYTES_PER_ELEMENT"
 >;
 export type MathProperty = Exclude<keyof typeof Math, ExcludeProperty>;
+export type AtomicsProperty =
+  | Exclude<keyof typeof Atomics, ExcludeProperty>
+  | "pause";

lib/util/well-known-properties.js

@@ -797,6 +797,8 @@ const atomicsProperties = new Set([
     "notify",
     "xor",
     // [ %Symbol.toStringTag% ]
+
+    "pause",
 ])
 
 const jsonProperties = new Set([

tests/lib/rules/no-atomics-pause.js

@@ -0,0 +1,14 @@
+"use strict"
+
+const RuleTester = require("../../tester")
+const rule = require("../../../lib/rules/no-atomics-pause.js")
+
+new RuleTester().run("no-atomics-pause", rule, {
+    valid: ["Atomics", "Atomics.wait", "let Atomics = 0; Atomics.pause"],
+    invalid: [
+        {
+            code: "Atomics.pause",
+            errors: ["ES2026 'Atomics.pause' method is forbidden."],
+        },
+    ],
+})