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41 lines
934 B
41 lines
934 B
const version = 5
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/*
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This migration moves state from the flat state trie into KeyringController substate
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*/
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const extend = require('xtend')
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module.exports = {
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version,
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migrate: function (versionedData) {
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versionedData.meta.version = version
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try {
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const state = versionedData.data
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const newState = selectSubstateForKeyringController(state)
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versionedData.data = newState
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} catch (err) {
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console.warn('MetaMask Migration #5' + err.stack)
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}
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return Promise.resolve(versionedData)
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},
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}
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function selectSubstateForKeyringController (state) {
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const config = state.config
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const newState = extend(state, {
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KeyringController: {
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vault: state.vault,
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selectedAccount: config.selectedAccount,
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walletNicknames: state.walletNicknames,
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},
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})
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delete newState.vault
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delete newState.walletNicknames
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delete newState.config.selectedAccount
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return newState
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}
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