From c76c4f9e0b788abf91501e85cfbf1380ee27c9e4 Mon Sep 17 00:00:00 2001
From: sayan-mitra <sayan.besu@gmail.com>
Date: Fri, 21 Aug 2020 17:46:33 +0530
Subject: [PATCH] add polyfill and other changes

---
 package.json     |  3 +++
 rollup.config.js | 18 +++++++++++++++++-
 utils/logUtil.js |  8 ++++----
 3 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/package.json b/package.json
index b6cbb4ca48..bc4b26326a 100644
--- a/package.json
+++ b/package.json
@@ -46,12 +46,14 @@
     "after": "^0.8.2",
     "auto-changelog": "^1.16.2",
     "babel-eslint": "^10.1.0",
+    "babel-polyfill": "^6.26.0",
     "btoa": "^1.2.1",
     "camelcase": "^6.0.0",
     "component-cookie": "^1.1.4",
     "component-each": "^0.2.6",
     "component-emitter": "github:component/emitter",
     "component-url": "^0.2.1",
+    "core-js": "^3.6.5",
     "crypto-js": "3.1.9-1",
     "each": "^1.2.2",
     "fs": "0.0.1-security",
@@ -61,6 +63,7 @@
     "md5": "^2.2.1",
     "obj-case": "^0.2.0",
     "on-body": "0.0.1",
+    "regenerator-runtime": "^0.13.7",
     "rudder-component-cookie": "0.0.1",
     "semver": "^7.1.3",
     "universal-analytics": "^0.4.20",
diff --git a/rollup.config.js b/rollup.config.js
index e87bd0bca1..e6a5be0114 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -100,7 +100,23 @@ export default {
     builtins(),
 
     babel({
-      presets: [["@babel/env"]],
+      exclude: ["node_modules/@babel/**", "node_modules/core-js/**"],
+      presets: [
+        [
+          "@babel/env",
+          {
+            corejs: 3,
+            useBuiltIns: "usage",
+            targets: {
+              edge: "17",
+              firefox: "60",
+              ie: "9",
+              chrome: "67",
+              safari: "11.1",
+            },
+          },
+        ],
+      ],
       plugins: [
         [
           "@babel/plugin-proposal-class-properties",
diff --git a/utils/logUtil.js b/utils/logUtil.js
index 723c9868c8..2b12bb6b29 100644
--- a/utils/logUtil.js
+++ b/utils/logUtil.js
@@ -20,25 +20,25 @@ const logger = {
 
   info() {
     if (LOG_LEVEL <= LOG_LEVEL_INFO) {
-      console.info(...arguments);
+      console.log(...arguments);
     }
   },
 
   debug() {
     if (LOG_LEVEL <= LOG_LEVEL_DEBUG) {
-      console.debug(...arguments);
+      console.log(...arguments);
     }
   },
 
   warn() {
     if (LOG_LEVEL <= LOG_LEVEL_WARN) {
-      console.warn(...arguments);
+      console.log(...arguments);
     }
   },
 
   error() {
     if (LOG_LEVEL <= LOG_LEVEL_ERROR) {
-      console.error(...arguments);
+      console.log(...arguments);
     }
   },
 };