Fix undoOnce (#332)

I just pasted @enzoferey's implementation and it fixed the bug reported by @dwelle

Fixes #307
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Christopher Chedeau 2020-01-11 20:45:56 -08:00 committed by GitHub
parent dd2a7eb597
commit 44657efe71
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2 changed files with 9 additions and 9 deletions

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@ -256,7 +256,7 @@ export class App extends React.Component<{}, AppState> {
}
} else {
// undo action
const data = history.undoOnce(elements);
const data = history.undoOnce();
if (data !== null) {
elements = data;
}