Add arbitrum support

Jason-W123 · Jason-W123 · commit b11abc02e5a0 · 2022-02-22T19:49:58.000+08:00
diff --git a/lib/get-request.js b/lib/get-request.js
@@ -5,25 +5,20 @@ const axios = require('axios');
  * @returns {string}
  */
 function pickChainUrl(chain) {
-  if (!chain || !TESTNET_API_URL_MAP[chain]) {
+  if (!chain || !OTHER_API_URL_MAP[chain]) {
     return MAIN_API_URL;
   }
-  if (ROLLUP_API_URL_MAP[chain]) {
-    return ROLLUP_API_URL_MAP[chain];
-  }
-  return TESTNET_API_URL_MAP[chain];
+  
+  return OTHER_API_URL_MAP[chain];
 }
 
 
 const MAIN_API_URL = 'https://api.etherscan.io';
-const TESTNET_API_URL_MAP = {
+const OTHER_API_URL_MAP = {
   ropsten: 'https://api-ropsten.etherscan.io',
   kovan: 'https://api-kovan.etherscan.io',
   rinkeby: 'https://api-rinkeby.etherscan.io',
-  homestead: 'https://api.etherscan.io'
-};
-
-const ROLLUP_API_URL_MAP = {
+  homestead: 'https://api.etherscan.io',
   arbitrum: 'https://arbiscan.io',
   arbitrum_rinkeby: 'https://testnet.arbiscan.io'
 };
diff --git a/lib/init.js b/lib/init.js
@@ -12,7 +12,7 @@ const account = require('./account');
 
 /**
  * @param {string} apiKey - (optional) Your Etherscan APIkey
- * @param {string} chain - (optional) Testnet chain keys [ropsten, rinkeby, kovan]
+ * @param {string} chain - (optional) Other chain keys [ropsten, rinkeby, kovan]
  * @param {number} timeout - (optional) Timeout in milliseconds for requests, default 10000
  */
 module.exports = function(apiKey, chain, timeout) {
