sebmck/6to5

/* eslint-disable @babel/development/plugin-name */
import { createRegExpFeaturePlugin } from "@babel/helper-create-regexp-features-plugin";
import { declare } from "@babel/helper-plugin-utils";

export default declare((api, options) => {
  api.assertVersion(7);

  const { useUnicodeFlag = true } = options;
  if (typeof useUnicodeFlag !== "boolean") {
    throw new Error(".useUnicodeFlag must be a boolean, or undefined");
  }

  return createRegExpFeaturePlugin({
    name: "proposal-unicode-property-regex",
    feature: "unicodePropertyEscape",
    options: { useUnicodeFlag },
  });
});