Corrupting JS scripts

[salmanmp]

When use deface to change some parts of page, non related parts like JS may be corrupted.
For example if you deface this page to convert "Hello" to "Hi"

<%= "Hello deface" %>
<script>alert(1 > 2);</script>

it changes to

<%= "Hi deface" %>
<script>alert(1 &gt; 2);</script>

">" changed to ">"

deface 1.8.1
ruby 2.5.5
rails 5.2

[salmanmp]

It happens also when you deface some part of partial page, and JS was in parent page.