WordPress File wp-includes/blocks.php

_restore_wpautop_hook()

If do_blocks() needs to remove wpautop() from the the_content filter, this re-adds it afterwards, for subsequent the_content usage.

block_version()

Returns the current version of the block format that the content string is using.

do_blocks()

Parses dynamic blocks out of post_content and re-renders them.

filter_block_content()

Filters and sanitizes block content to remove non-allowable HTML from parsed block attribute values.