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- /**
- * @author Toru Nagashima <https://github.com/mysticatea>
- * See LICENSE file in root directory for full license.
- */
- "use strict"
- const { ReferenceTracker } = require("eslint-utils")
- module.exports = {
- meta: {
- docs: {
- description: "disallow `bigint` syntax and built-ins",
- category: "ES2020",
- recommended: false,
- url:
- "http://mysticatea.github.io/eslint-plugin-es/rules/no-bigint.html",
- },
- fixable: null,
- messages: {
- forbidden: "ES2020 BigInt is forbidden.",
- },
- schema: [],
- type: "problem",
- },
- create(context) {
- return {
- Literal(node) {
- if (node.bigint != null) {
- context.report({ messageId: "forbidden", node })
- }
- },
- "Program:exit"() {
- const tracker = new ReferenceTracker(context.getScope())
- const references = tracker.iterateGlobalReferences({
- BigInt: { [ReferenceTracker.READ]: true },
- BigInt64Array: { [ReferenceTracker.READ]: true },
- BigUint64Array: { [ReferenceTracker.READ]: true },
- })
- for (const { node } of references) {
- context.report({ messageId: "forbidden", node })
- }
- },
- }
- },
- }
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