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- /**
- * @fileoverview Rule to disallow use of the new operator with the `Symbol` object
- * @author Alberto Rodríguez
- * @deprecated in ESLint v9.0.0
- */
- "use strict";
- //------------------------------------------------------------------------------
- // Rule Definition
- //------------------------------------------------------------------------------
- /** @type {import('../types').Rule.RuleModule} */
- module.exports = {
- meta: {
- type: "problem",
- docs: {
- description: "Disallow `new` operators with the `Symbol` object",
- recommended: false,
- url: "https://eslint.org/docs/latest/rules/no-new-symbol",
- },
- deprecated: {
- message: "The rule was replaced with a more general rule.",
- url: "https://eslint.org/docs/latest/use/migrate-to-9.0.0#eslint-recommended",
- deprecatedSince: "9.0.0",
- availableUntil: "11.0.0",
- replacedBy: [
- {
- rule: {
- name: "no-new-native-nonconstructor",
- url: "https://eslint.org/docs/latest/rules/no-new-native-nonconstructor",
- },
- },
- ],
- },
- schema: [],
- messages: {
- noNewSymbol: "`Symbol` cannot be called as a constructor.",
- },
- },
- create(context) {
- const sourceCode = context.sourceCode;
- return {
- "Program:exit"(node) {
- const globalScope = sourceCode.getScope(node);
- const variable = globalScope.set.get("Symbol");
- if (variable && variable.defs.length === 0) {
- variable.references.forEach(ref => {
- const idNode = ref.identifier;
- const parent = idNode.parent;
- if (
- parent &&
- parent.type === "NewExpression" &&
- parent.callee === idNode
- ) {
- context.report({
- node: idNode,
- messageId: "noNewSymbol",
- });
- }
- });
- }
- },
- };
- },
- };
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