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Proposal: Block copy function #49463

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Proposal: Block copy function #49463

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32 changes: 14 additions & 18 deletions packages/blocks/src/api/factory.js
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Original file line number Diff line number Diff line change
Expand Up @@ -83,37 +83,33 @@ export function createBlocksFromInnerBlocksTemplate(
* Given a block object, returns a copy of the block object while sanitizing its attributes,
* optionally merging new attributes and/or replacing its inner blocks.
*
* @param {Object} block Block instance.
* @param {Object} mergeAttributes Block attributes.
* @param {?Array} newInnerBlocks Nested blocks.
* @param {Object} block Block instance.
*
* @return {Object} A cloned block.
*/
export function __experimentalCloneSanitizedBlock(
block,
mergeAttributes = {},
newInnerBlocks
) {
export function __experimentalCloneSanitizedBlock( block ) {
const clientId = uuid();

const sanitizedAttributes = __experimentalSanitizeBlockAttributes(
block.name,
{
...block.attributes,
...mergeAttributes,
}
block.attributes
);

return {
let newBlock = {
...block,
clientId,
attributes: sanitizedAttributes,
innerBlocks:
newInnerBlocks ||
block.innerBlocks.map( ( innerBlock ) =>
__experimentalCloneSanitizedBlock( innerBlock )
),
innerBlocks: block.innerBlocks.map( ( innerBlock ) =>
__experimentalCloneSanitizedBlock( innerBlock )
),
};

const blockType = getBlockType( block.name );
if ( blockType?.copy ) {
newBlock = blockType.copy( newBlock );
}

return newBlock;
}

/**
Expand Down