;: eval(expr, envir, enclos)] </span>
<span class="co"># [&lt;R call 19&gt;: withVisible(eval(expr, envir, enclos))] </span>
<span class="co"># [&lt;R call 20&gt;: withCallingHandlers(withVisible(eval(expr, envir, enclos)), warning = wHandler, error = eHandler, message = mHandler)] </span>
<span class="co"># [&lt;R call 21&gt;: doTryCatch(return(expr), name, parentenv, handler)] </span>
<span class="co"># [&lt;R call 22&gt;: tryCatchOne(expr, names, parentenv, handlers[[1L]])] </span>
<span class="co"># [&l