Update dependencies

client/package.json

@@ -3,16 +3,16 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "bn.js": "^4.11.8",
-    "moment": "^2.22.2",
-    "query-string": "^5.1.1",
-    "react": "^15.6.2",
-    "react-dom": "^15.6.2",
-    "react-router-dom": "^4.2.2",
-    "react-scripts": "^2.1.8",
-    "semantic-ui-css": "^2.3.1",
-    "semantic-ui-react": "^0.74.2",
-    "unfetch": "^3.0.0"
+    "bn.js": "^5.1.1",
+    "moment": "^2.24.0",
+    "query-string": "^6.11.1",
+    "react": "^16.13.1",
+    "react-dom": "^16.13.1",
+    "react-router-dom": "^5.1.2",
+    "react-scripts": "^3.4.1",
+    "semantic-ui-css": "^2.4.1",
+    "semantic-ui-react": "^0.88.2",
+    "unfetch": "^4.1.0"
   },
   "scripts": {
     "start": "react-scripts start",
@@ -21,12 +21,12 @@
     "eject": "react-scripts eject"
   },
   "devDependencies": {
-    "eslint": "5.12.0",
-    "eslint-config-airbnb": "17.1.0",
-    "eslint-config-airbnb-base": "13.1.0",
-    "eslint-plugin-import": "2.16.0",
-    "eslint-plugin-jsx-a11y": "6.2.1",
-    "eslint-plugin-react": "7.12.4"
+    "eslint": "^6.8.0",
+    "eslint-config-airbnb": "^18.1.0",
+    "eslint-config-airbnb-base": "^14.1.0",
+    "eslint-plugin-import": "^2.20.1",
+    "eslint-plugin-jsx-a11y": "^6.2.3",
+    "eslint-plugin-react": "^7.19.0"
   },
   "browserslist": [
     ">0.2%",

package.json

@@ -19,35 +19,34 @@
     "dev:client": "cd client && npm start"
   },
   "dependencies": {
-    "bluebird": "^3.5.1",
-    "bn.js": "^4.11.8",
-    "cors": "^2.8.4",
-    "cross-env": "^5.2.0",
-    "ethereumjs-abi": "^0.6.5",
-    "express": "^4.16.3",
-    "lodash": "^4.17.11",
-    "lru-cache": "^4.1.3",
-    "morgan": "^1.9.0",
-    "web3": "^1.0.0-beta.37",
+    "bn.js": "^5.1.1",
+    "cors": "^2.8.5",
+    "cross-env": "^7.0.2",
+    "ethereumjs-abi": "^0.6.8",
+    "express": "^4.17.1",
+    "lodash": "^4.17.15",
+    "lru-cache": "^5.1.1",
+    "morgan": "^1.10.0",
+    "web3": "^1.2.6",
     "websocket": "^1.0.26"
   },
   "devDependencies": {
-    "@babel/cli": "^7.1.2",
-    "@babel/core": "^7.1.2",
-    "@babel/node": "^7.0.0",
-    "@babel/plugin-proposal-object-rest-spread": "^7.0.0",
-    "@babel/plugin-transform-destructuring": "^7.1.2",
-    "@babel/plugin-transform-modules-commonjs": "^7.1.0",
-    "@babel/preset-env": "^7.1.0",
-    "@babel/register": "^7.0.0",
-    "eslint": "5.12.0",
-    "eslint-config-airbnb-base": "13.1.0",
-    "eslint-plugin-import": "2.16.0",
-    "ganache-core": "^2.5.3",
-    "node-fetch": "^2.1.2",
-    "nodemon": "^1.18.10",
+    "@babel/cli": "^7.8.4",
+    "@babel/core": "^7.9.0",
+    "@babel/node": "^7.8.7",
+    "@babel/plugin-proposal-object-rest-spread": "^7.9.0",
+    "@babel/plugin-transform-destructuring": "^7.8.8",
+    "@babel/plugin-transform-modules-commonjs": "^7.9.0",
+    "@babel/preset-env": "^7.9.0",
+    "@babel/register": "^7.9.0",
+    "eslint": "^6.8.0",
+    "eslint-config-airbnb-base": "^14.1.0",
+    "eslint-plugin-import": "^2.20.1",
+    "ganache-core": "^2.10.2",
+    "node-fetch": "^2.6.0",
+    "nodemon": "^2.0.2",
     "npm-run-all": "^4.1.5",
     "tap-spec": "^5.0.0",
-    "tape": "^4.9.1"
+    "tape": "^4.13.2"
   }
 }

src/app.js

@@ -2,13 +2,10 @@ import express from 'express';
 import logger from 'morgan';
 import cors from 'cors';
 import http from 'http';
-import Promise from 'bluebird';
 import api from './routes/api';
 import { initialize as initializeContracts } from './controllers/Contracts';
 import { initialize as initializeEthereum } from './lib/ethereum';
 
-global.Promise = Promise;
-
 export function createApp() {
   const app = express();
 

src/controllers/Blocks.js

@@ -1,4 +1,3 @@
-import Promise from 'bluebird';
 import _ from 'lodash';
 import { getBlock } from '../lib/ethereum';
 import { getTransactionInfo } from './Transactions';
@@ -12,17 +11,17 @@ export async function getBlockInfo(hash) {
 }
 
 export async function listBlocks(start, count) {
-  const blocks = await Promise.map(
-    _.range(start, _.max([-1, start - count]), -1),
-    blk => getBlockInfo(blk),
+  const end = _.max([-1, start - count]);
+  const blocks = Promise.all(
+    _.range(start, end, -1).map(getBlockInfo),
   );
   return blocks;
 }
 
 export async function listBlockTransactions(hash, start, count) {
   const block = await getBlockInfo(hash);
   const txids = block.transactions.slice(start, start + count);
-  const txs = await Promise.map(txids, txid => getTransactionInfo(txid));
+  const txs = Promise.all(txids.map(getTransactionInfo));
   return txs;
 }
 

src/controllers/Contracts.js

@@ -72,7 +72,7 @@ function parseFromDirectory(path) {
       if (err) {
         reject(err);
       } else {
-        await Promise.all(Promise.map(files, file => parseFile(join(path, file))));
+        await Promise.all(files.map(file => parseFile(join(path, file))));
         resolve();
       }
     });

src/controllers/Transactions.js

@@ -28,20 +28,20 @@ export async function getTransactionInfo(txid) {
 
 async function listBlockTransactions(blockId) {
   const block = await getBlock(blockId);
-  return Promise.map(block.transactions, async (txid) => {
+  return Promise.all(block.transactions.map(async txid => {
     const transaction = await getTransaction(txid);
     if (transaction) {
       const receipt = await getTransactionReceipt(transaction.hash);
       const code = transaction.to ? await getCode(transaction.to) : undefined;
       return formatTransaction(transaction, receipt, block, code);
     }
     return undefined;
-  });
+  }));
 }
 
 export async function listTransactions(start, count) {
   const range = _.range(start, _.max([-1, start - count]), -1);
-  const blockTransactions = await Promise.map(range, listBlockTransactions);
+  const blockTransactions = await Promise.all(range.map(listBlockTransactions));
   return _.filter(_.flatten(blockTransactions), tx => typeof tx !== 'undefined');
 }
 

src/lib/ethereum.js

@@ -22,7 +22,7 @@ export function getPendingTransactions() {
 }
 
 function makeCachedQuery(query, numItems = 50, getKey = k => k) {
-  const cache = LRU(numItems);
+  const cache = new LRU(numItems);
   return async (key) => {
     if (cache.has(key)) {
       return cache.get(key);