ass="r-out co"><span class="r-pr">#&gt;</span> [41] try(main_function(x = "a"))</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [42] tryCatch(expr, error = function(e) {</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [43] tryCatchList(expr, classes, parentenv, handlers)</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [44] tryCatchOne(expr, names, parentenv, handlers[[1L]])</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [45] doTryCatch(return(expr), n