ning!(Span::call_site(), ...)</code>.</p>
</td></tr><tr class='module-item'><td><a class="macro" href="macro.emit_error.html" title='proc_macro_error::emit_error macro'>emit_error</a></td><td class='docblock-short'><p>Emit an error while not aborting the proc-macro right away.</p>
</td></tr><tr class='module-item'><td><a class="macro" href="macro.emit_warning.html" title='proc_macro_error::emit_warning macro'>emit_warning</a></td><td class='docblock-short'><p>Emit a warning. Warnings are not errors and comp