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Fix – Blocks registered via acf_register_block_type() with a parent value of null no longer fail to register #181

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Merged
cbravobernal merged 1 commit into from
Jun 19, 2025
Merged

Fix – Blocks registered via acf_register_block_type() with a parent value of null no longer fail to register #181

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10 changes: 10 additions & 0 deletions includes/blocks.php
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Original file line number Diff line number Diff line change
Expand Up @@ -414,6 +414,16 @@ function acf_validate_block_type( $block ) {
$block['supports']['jsx'] = $block['supports']['__experimental_jsx'];
}

// Normalize block 'parent' setting.
if ( array_key_exists( 'parent', $block ) ) {
// As of WP 6.8, parent must be an array.
if ( null === $block['parent'] ) {
unset( $block['parent'] );
} elseif ( is_string( $block['parent'] ) ) {
$block['parent'] = array( $block['parent'] );
}
}

// Return block.
return $block;
}
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