const version = 13 /* This migration modifies the network config from ambiguous 'testnet' to explicit 'ropsten' */ const clone = require('clone') module.exports = { version, migrate: function (originalVersionedData) { const 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 = state const { config } = newState if ( config && config.provider ) { if (config.provider.type === 'testnet') { newState.config.provider.type = 'ropsten' } } return newState }