orbital-js/orbital

// tslint:disable-next-line:max-line-length
const STRIP_COMMENTS = /(\/\/.*$)|(\/\*[\s\S]*?\*\/)|(\s*=[^,\)]*(('(?:\\'|[^'\r\n])*')|("(?:\\"|[^"\r\n])*"))|(\s*=[^,\)]*))/mg;
const ARGUMENT_NAMES = /([^\s,]+)/g;
export function getParamNames(func: (...args: any[]) => any) {
    const fnStr = func.toString().replace(STRIP_COMMENTS, '');
    let result = fnStr.slice(fnStr.indexOf('(') + 1, fnStr.indexOf(')')).match(ARGUMENT_NAMES);
    if (result === null) {
        result = [];
    }
    return result;
}