RegExp.keys when using the tokensToRegExp method (making it consistent with the main export)delimiter option to be passed in with parseKeys and Options updated\\ to the ignore character group to avoid backtracking on mismatched parens\\ in string segments of regexpindex.d.ts to NPM package/:foo?-bar)*) as an unnamed match everything group ((.*))files to package.jsonArray.isArray shim*, + and ?devDependenciesoptions.endoptions.end