Fix compatibility with Gutenberg 17.1 after it removed preserveWhiteSpace serialisation differences #791
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Fixes #790.
In Gutenberg 17.1, I paste the following into a new Code block:
When I look at the
post_content
, it shows the block markup as follows:This gets rendered as:
When this is what is expected:
This PR fixes the problem by ensuring
BR
tags are replaced with newlines before applying syntax highlighting.