@akala/core/src/reflect.ts

# Context

var STRIP_COMMENTS = /((\/\/.*$)|(\/\*[\s\S]*?\*\/))/mg;
export function getParamNames(func: Function): string[]
{
    var fnStr = func.toString().replace(STRIP_COMMENTS, '')
    var result = fnStr.slice(fnStr.indexOf('(') + 1, fnStr.indexOf(')')).match(/([^\s,]+)/g)
    if (result === null)
        result = []
    return result;
}

export function escapeRegExp(str): string
{
    return str.replace(/[\-\[\]\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
}