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retire new threads if they have no block after the hat

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Michael "Z" Goddard 2019-04-19 15:50:44 -04:00
parent 6ed3263ca9
commit ebdf3865d4
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1 changed files with 6 additions and 0 deletions
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6
src/engine/sequencer.js
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@ -177,6 +177,12 @@ class Sequencer {
if (!currentBlockId) {
// A "null block" - empty branch.
thread.popStack();
// Did the null follow a hat block?
if (thread.stack.length === 0) {
thread.status = Thread.STATUS_DONE;
return;
}
}
// Save the current block ID to notice if we did control flow.
while ((currentBlockId = thread.peekStack())) {