| 123456789101112131415161718192021222324252627282930313233343536373839404142 |
- /**
- * @fileoverview Rule to flag when deleting variables
- * @author Ilya Volodin
- */
- "use strict";
- //------------------------------------------------------------------------------
- // Rule Definition
- //------------------------------------------------------------------------------
- module.exports = {
- meta: {
- type: "suggestion",
- docs: {
- description: "disallow deleting variables",
- category: "Variables",
- recommended: true,
- url: "https://eslint.org/docs/rules/no-delete-var"
- },
- schema: [],
- messages: {
- unexpected: "Variables should not be deleted."
- }
- },
- create(context) {
- return {
- UnaryExpression(node) {
- if (node.operator === "delete" && node.argument.type === "Identifier") {
- context.report({ node, messageId: "unexpected" });
- }
- }
- };
- }
- };
|
