title: dapper aggregation function error
body: <p>have this aggregation function in my code using Dapper </p>
  
  <pre><code>var sql = (@"SELECT *  
                    FROM [pubs].[dbo].[authors] as a
                    right join pubs.dbo.titleauthor as b 
                    ON a.au_id = b.au_idT");
  
   var data = connection.QueryMultiple(sql).Map&lt;authors, titleauthor, string&gt;(
       au=&gt; au.au_id,
       tit=&gt; tit.au_idT,
       (au,tits)=&gt;{au.titleauthor=tits};);
  </code></pre>
  
  <p>there is no cast error and every objects fits well but i keep have this error </p>
  
  <blockquote>
    <p>} expected or ; expected and Invalid expression term ')'</p>
  </blockquote>
  
  <p>i have no idea why. any help is appreciated. </p>