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- /**
- * @fileoverview Rule to check for ambiguous div operator in regexes
- * @author Matt DuVall <http://www.mattduvall.com>
- */
- "use strict";
- //------------------------------------------------------------------------------
- // Rule Definition
- //------------------------------------------------------------------------------
- /** @type {import('../shared/types').Rule} */
- module.exports = {
- meta: {
- type: "suggestion",
- docs: {
- description: "Disallow division operators explicitly at the beginning of regular expressions",
- recommended: false,
- url: "https://eslint.org/docs/rules/no-div-regex"
- },
- fixable: "code",
- schema: [],
- messages: {
- unexpected: "A regular expression literal can be confused with '/='."
- }
- },
- create(context) {
- const sourceCode = context.getSourceCode();
- return {
- Literal(node) {
- const token = sourceCode.getFirstToken(node);
- if (token.type === "RegularExpression" && token.value[1] === "=") {
- context.report({
- node,
- messageId: "unexpected",
- fix(fixer) {
- return fixer.replaceTextRange([token.range[0] + 1, token.range[0] + 2], "[=]");
- }
- });
- }
- }
- };
- }
- };
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