fix: clone history events to prevent mutation #479
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thantos
suggested changes
Nov 9, 2023
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| e = await mutateEntity.get({ | ||
| pk: "pk", | ||
| }); |
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| // TODO: more efficient deep clone | ||
| return item === undefined ? item : JSON.parse(JSON.stringify(item)); |
| const historyEvents = executor.history.slice(0); | ||
| const historyEvents = executor.historyCloned.slice(0); |
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maybe just use the cloned one in the executor's iterator and return the original array in .history?
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| // clone the history so it cannot be modified by the user | ||
| public historyCloned: HistoryStateEvent[]; | ||
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| constructor( | ||
| private workflow: Workflow<any, Input, Output>, | ||
| public history: HistoryStateEvent[], | ||
| // TODO: properties used in the workflow should be encoded in the history to keep them constant between runs | ||
| private propertyRetriever: PropertyRetriever, | ||
| private eventualFactory: EventualFactory = createDefaultEventualFactory() | ||
| ) { | ||
| this.historyCloned = deepClone(history); |
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maybe use .historyCloned in the iterator in here, leave it private, and then leave the original array in the .history?
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