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Delete block does nothing if the block doesnt exist

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DD 2017-11-15 11:55:22 -05:00
parent aa0064948a
commit c8d5ba1d5e
1 changed files with 6 additions and 1 deletions
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7
src/engine/blocks.js
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@ -411,7 +411,8 @@ class Blocks {
} }
/** /**
* Block management: delete blocks and their associated scripts. * Block management: delete blocks and their associated scripts. Does nothing if a block
* with the given ID does not exist.
* @param {!string} blockId Id of block to delete * @param {!string} blockId Id of block to delete
*/ */
deleteBlock (blockId) { deleteBlock (blockId) {
@ -419,6 +420,10 @@ class Blocks {
// Get block // Get block
const block = this._blocks[blockId]; const block = this._blocks[blockId];
if (!block) {
// No block with the given ID exists
return;
}
// Delete children // Delete children
if (block.next !== null) { if (block.next !== null) {