yarn lint --fix

app/scripts/background.js

@@ -488,7 +488,7 @@ function openPopup () {
 }
 
 // On first install, open a new tab with MetaMask
-extension.runtime.onInstalled.addListener(({reason}) => {
+extension.runtime.onInstalled.addListener(({ reason }) => {
   if ((reason === 'install') && (!METAMASK_DEBUG)) {
     platform.openExtensionInBrowser()
   }

app/scripts/controllers/app-state.js

@@ -7,8 +7,8 @@ class AppStateController {
    * @param opts
    */
   constructor (opts = {}) {
-    const {initState, onInactiveTimeout, preferencesStore} = opts
-    const {preferences} = preferencesStore.getState()
+    const { initState, onInactiveTimeout, preferencesStore } = opts
+    const { preferences } = preferencesStore.getState()
 
     this.onInactiveTimeout = onInactiveTimeout || (() => {})
     this.store = new ObservableStore(extend({
@@ -62,7 +62,7 @@ class AppStateController {
    * @private
    */
   _resetTimer () {
-    const {timeoutMinutes} = this.store.getState()
+    const { timeoutMinutes } = this.store.getState()
 
     if (this.timer) {
       clearTimeout(this.timer)

app/scripts/controllers/detect-tokens.js

@@ -4,7 +4,7 @@ const { warn } = require('loglevel')
 const { MAINNET } = require('./network/enums')
 // By default, poll every 3 minutes
 const DEFAULT_INTERVAL = 180 * 1000
-const ERC20_ABI = [{'constant': true, 'inputs': [{'name': '_owner', 'type': 'address'}], 'name': 'balanceOf', 'outputs': [{'name': 'balance', 'type': 'uint256'}], 'payable': false, 'type': 'function'}]
+const ERC20_ABI = [{ 'constant': true, 'inputs': [{ 'name': '_owner', 'type': 'address' }], 'name': 'balanceOf', 'outputs': [{ 'name': 'balance', 'type': 'uint256' }], 'payable': false, 'type': 'function' }]
 const SINGLE_CALL_BALANCES_ABI = require('single-call-balance-checker-abi')
 const SINGLE_CALL_BALANCES_ADDRESS = '0xb1f8e55c7f64d203c1400b9d8555d050f94adf39'
 /**

app/scripts/controllers/network/middleware/pending.js

@@ -3,7 +3,7 @@ const createAsyncMiddleware = require('json-rpc-engine/src/createAsyncMiddleware
 
 function createPendingNonceMiddleware ({ getPendingNonce }) {
   return createAsyncMiddleware(async (req, res, next) => {
-    const {method, params} = req
+    const { method, params } = req
     if (method !== 'eth_getTransactionCount') {
       return next()
     }
@@ -17,7 +17,7 @@ function createPendingNonceMiddleware ({ getPendingNonce }) {
 
 function createPendingTxMiddleware ({ getPendingTransactionByHash }) {
   return createAsyncMiddleware(async (req, res, next) => {
-    const {method, params} = req
+    const { method, params } = req
     if (method !== 'eth_getTransactionByHash') {
       return next()
     }

app/scripts/controllers/permissions/methodMiddleware.js

@@ -11,7 +11,7 @@ module.exports = function createMethodMiddleware ({
   return createAsyncMiddleware(async (req, res, next) => {
 
     if (typeof req.method !== 'string') {
-      res.error = ethErrors.rpc.invalidRequest({ data: req})
+      res.error = ethErrors.rpc.invalidRequest({ data: req })
       return
     }
 

app/scripts/controllers/preferences.js

@@ -258,7 +258,7 @@ class PreferencesController {
 
     const identities = addresses.reduce((ids, address, index) => {
       const oldId = oldIdentities[address] || {}
-      ids[address] = {name: `Account ${index + 1}`, address, ...oldId}
+      ids[address] = { name: `Account ${index + 1}`, address, ...oldId }
       return ids
     }, {})
     const accountTokens = addresses.reduce((tokens, address) => {
@@ -474,7 +474,7 @@ class PreferencesController {
       throw new Error('setAccountLabel requires a valid address, got ' + String(account))
     }
     const address = normalizeAddress(account)
-    const {identities} = this.store.getState()
+    const { identities } = this.store.getState()
     identities[address] = identities[address] || {}
     identities[address].name = label
     this.store.updateState({ identities })

app/scripts/controllers/transactions/index.js

@@ -219,7 +219,7 @@ class TransactionController extends EventEmitter {
       // the specified address
       const permittedAddresses = await this.getPermittedAccounts(origin)
       if (!permittedAddresses.includes(normalizedTxParams.from)) {
-        throw ethErrors.provider.unauthorized({ data: { origin }})
+        throw ethErrors.provider.unauthorized({ data: { origin } })
       }
     }
 
@@ -690,7 +690,7 @@ class TransactionController extends EventEmitter {
     // get the confirmed transactions nonce and from address
     const txMeta = this.txStateManager.getTx(txId)
     const { nonce, from } = txMeta.txParams
-    const sameNonceTxs = this.txStateManager.getFilteredTxList({nonce, from})
+    const sameNonceTxs = this.txStateManager.getFilteredTxList({ nonce, from })
     if (!sameNonceTxs.length) {
       return
     }

app/scripts/lib/ens-ipfs/resolver.js

@@ -34,7 +34,7 @@ async function resolveEnsToIpfsContentId ({ provider, name }) {
     const rawContentHash = contentLookupResult[0]
     const decodedContentHash = contentHash.decode(rawContentHash)
     const type = contentHash.getCodec(rawContentHash)
-    return {type: type, hash: decodedContentHash}
+    return { type: type, hash: decodedContentHash }
   }
   if (isLegacyResolver[0]) {
     // lookup content id
@@ -43,7 +43,7 @@ async function resolveEnsToIpfsContentId ({ provider, name }) {
     if (hexValueIsEmpty(content)) {
       throw new Error(`EnsIpfsResolver - no content ID found for name "${name}"`)
     }
-    return {type: 'swarm-ns', hash: content.slice(2)}
+    return { type: 'swarm-ns', hash: content.slice(2) }
   }
   throw new Error(`EnsIpfsResolver - the resolver for name "${name}" is not standard, it should either supports contenthash() or content()`)
 }

app/scripts/lib/ens-ipfs/setup.js

@@ -10,7 +10,7 @@ function setupEnsIpfsResolver ({ provider }) {
 
   // install listener
   const urlPatterns = supportedTopLevelDomains.map(tld => `*://*.${tld}/*`)
-  extension.webRequest.onErrorOccurred.addListener(webRequestDidFail, { urls: urlPatterns, types: ['main_frame']})
+  extension.webRequest.onErrorOccurred.addListener(webRequestDidFail, { urls: urlPatterns, types: ['main_frame'] })
 
   // return api object
   return {
@@ -43,7 +43,7 @@ function setupEnsIpfsResolver ({ provider }) {
     extension.tabs.update(tabId, { url: `loading.html` })
     let url = `https://app.ens.domains/name/${name}`
     try {
-      const {type, hash} = await resolveEnsToIpfsContentId({ provider, name })
+      const { type, hash } = await resolveEnsToIpfsContentId({ provider, name })
       if (type === 'ipfs-ns') {
         const resolvedUrl = `https://gateway.ipfs.io/ipfs/${hash}${path}${search || ''}${fragment || ''}`
         try {