import { declare } from “@babel/helper-plugin-utils”; import rewritePattern from “regexpu-core”; import * as regex from “@babel/helper-regex”;

export default declare(api => {

api.assertVersion(7);

return {
  name: "transform-dotall-regex",

  visitor: {
    RegExpLiteral(path) {
      const node = path.node;
      if (!regex.is(node, "s")) {
        return;
      }
      node.pattern = rewritePattern(node.pattern, node.flags, {
        dotAllFlag: true,
        useUnicodeFlag: regex.is(node, "u"),
      });
      regex.pullFlag(node, "s");
    },
  },
};

});