21 lines
455 B
JavaScript

import * as regex from "@babel/helper-regex";
import { types as t } from "@babel/core";
export default function() {
return {
visitor: {
RegExpLiteral(path) {
const { node } = path;
if (!regex.is(node, "y")) return;
path.replaceWith(
t.newExpression(t.identifier("RegExp"), [
t.stringLiteral(node.pattern),
t.stringLiteral(node.flags),
]),
);
},
},
};
}