<div class="highlight highlight-text-shell-session notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="% RUST_BACKTRACE=1 deno
Deno 1.18.0
exit using ctrl+d or close()
&gt; console.log(&quot;😂&quot;[0])
�

============================================================
Deno has panicked. This is a bug in Deno. Please report this
at https://github.com/denoland/deno/issues/new.
If you can reliably reproduce this panic, include the
reproduction steps and re-run with the RUST_BACKTRACE=1 env
var set and include the backtrace in your report.

Platform: macos x86_64
Version: 1.18.0
Args: [&quot;deno&quot;]

thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error(&quot;unexpected end of hex escape&quot;, line: 1, column: 101)', /Users/runner/work/deno/deno/core/inspector.rs:724:66
stack backtrace:
   0: _rust_begin_unwind
   1: core::panicking::panic_fmt
   2: core::result::unwrap_failed
   3: core::result::Result&lt;T,E&gt;::unwrap
   4: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
   5: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
   6: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
   7: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
   8: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
   9: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
  10: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
  11: deno::tools::repl::run::{{closure}}
  12: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
  13: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll
  14: deno::main
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace."><pre class="notranslate">% <span class="pl-s1">RUST_BACKTRACE=1 deno</span>
<span class="pl-c1">Deno 1.18.0</span>
<span class="pl-c1">exit using ctrl+d or close()</span>
&gt; <span class="pl-s1">console.log(<span class="pl-s"><span class="pl-pds">"</span>😂<span class="pl-pds">"</span></span>[0])</span>
<span class="pl-c1">�</span>

<span class="pl-c1">============================================================</span>
<span class="pl-c1">Deno has panicked. This is a bug in Deno. Please report this</span>
<span class="pl-c1">at https://github.com/denoland/deno/issues/new.</span>
<span class="pl-c1">If you can reliably reproduce this panic, include the</span>
<span class="pl-c1">reproduction steps and re-run with the RUST_BACKTRACE=1 env</span>
<span class="pl-c1">var set and include the backtrace in your report.</span>

<span class="pl-c1">Platform: macos x86_64</span>
<span class="pl-c1">Version: 1.18.0</span>
<span class="pl-c1">Args: ["deno"]</span>

<span class="pl-c1">thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error("unexpected end of hex escape", line: 1, column: 101)', /Users/runner/work/deno/deno/core/inspector.rs:724:66</span>
<span class="pl-c1">stack backtrace:</span>
<span class="pl-c1">   0: _rust_begin_unwind</span>
<span class="pl-c1">   1: core::panicking::panic_fmt</span>
<span class="pl-c1">   2: core::result::unwrap_failed</span>
<span class="pl-c1">   3: core::result::Result&lt;T,E&gt;::unwrap</span>
<span class="pl-c1">   4: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">   5: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">   6: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">   7: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">   8: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">   9: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">  10: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">  11: deno::tools::repl::run::{{closure}}</span>
<span class="pl-c1">  12: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">  13: &lt;core::future::from_generator::GenFuture&lt;T&gt; as core::future::future::Future&gt;::poll</span>
<span class="pl-c1">  14: deno::main</span>
<span class="pl-c1">note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.</span></pre></div>
<p dir="auto">So please, remove this feature. It is unnecessary.</p>
<p dir="auto">P.S. just think what could be a leftpad case without a centralized source of trust.</p>