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December 4, 2017 05:45
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| // 1. Very functional but hard to read | |
| const newState = stateTransformers.reduce((s, stateTransformer) => s.then(stateTransformer), Promise.resolve(state)); | |
| // 2. Easy to read, but has mutation | |
| let state = startingState; | |
| for (let stateTransfomer of stateTransformers) { | |
| state = await stateTransfomer(state); | |
| } | |
| // 3. ??? |
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