ndard out and error are not redirected. If the commands fails to execute, prints an error message and exits.</p></dd></dl><dl><dt class="spec type" id="type-action"><a href="#type-action" class="anchor"></a><code><span class="keyword">type</span> action</code><code> = </code><table class="variant"><tr id="type-action.ReadStdout" class="anchored"><td class="def constructor"><a href="#type-action.ReadStdout" class="anchor"></a><code>| </code><code><span class="constructor">ReadStdout</span></code></td></tr><t