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metamask-extension/app/scripts/migrations/027.js

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// next version number
/*
normalizes txParams on unconfirmed txs
*/
import { cloneDeep } from 'lodash'
import { TRANSACTION_STATUSES } from '../../../shared/constants/transaction'
const version = 27
export default {
version,
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async migrate(originalVersionedData) {
const versionedData = cloneDeep(originalVersionedData)
versionedData.meta.version = version
const state = versionedData.data
const newState = transformState(state)
versionedData.data = newState
return versionedData
},
}
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function transformState(state) {
const newState = state
if (newState.TransactionController) {
if (newState.TransactionController.transactions) {
const { transactions } = newState.TransactionController
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newState.TransactionController.transactions = transactions.filter(
(txMeta) => txMeta.status !== TRANSACTION_STATUSES.REJECTED,
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)
}
}
return newState
}