const version = 7 /* This migration breaks out the TransactionManager substate */ const extend = require('xtend') const clone = require('clone') module.exports = { version, migrate: function (originalVersionedData) { let versionedData = clone(originalVersionedData) versionedData.meta.version = version try { const state = versionedData.data const newState = transformState(state) versionedData.data = newState } catch (err) { console.warn(`MetaMask Migration #${version}` + err.stack) } return Promise.resolve(versionedData) }, } function transformState (state) { const newState = extend(state, { TransactionManager: { transactions: state.transactions || [], gasMultiplier: state.gasMultiplier || 1, }, }) delete newState.transactions delete newState.gasMultiplier return newState }