perf: drop babel 6 support (#730)

It's been a while since babel 7 is out. I think it makes sense to get rid from old babel dependencies and bump to the latest version.
vercel · Aug 6, 2021 · 9f0eeea · 9f0eeea
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commit 9f0eeea
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Showing 26 changed files with 51 additions and 2,529 deletions.
diff --git a/package.json b/package.json
@@ -56,9 +56,9 @@
     }
   },
   "dependencies": {
-    "@babel/helper-module-imports": "7.12.5",
-    "@babel/types": "7.8.3",
-    "babel-plugin-syntax-jsx": "6.18.0",
+    "@babel/helper-module-imports": "7.14.5",
+    "@babel/plugin-syntax-jsx": "7.14.5",
+    "@babel/types": "7.15.0",
     "convert-source-map": "1.7.0",
     "loader-utils": "1.2.3",
     "source-map": "0.7.3",
@@ -78,7 +78,6 @@
     "@babel/register": "7.12.1",
     "@babel/runtime": "7.12.5",
     "ava": "1.2.1",
-    "babel-core": "6.26.3",
     "babel-plugin-macros": "2.8.0",
     "eslint-config-prettier": "4.0.0",
     "husky": "4.3.0",

diff --git a/src/babel-test.js b/src/babel-test.js
@@ -1,4 +1,4 @@
-import jsx from 'babel-plugin-syntax-jsx'
+import jsx from '@babel/plugin-syntax-jsx'
 
 export default function() {
   return {

diff --git a/src/babel.js b/src/babel.js
@@ -1,5 +1,5 @@
 // Packages
-import jsx from 'babel-plugin-syntax-jsx'
+import jsx from '@babel/plugin-syntax-jsx'
 
 import { visitor as externalStylesVisitor } from './babel-external'
 

diff --git a/test/babel6/_transform.js b/test/babel6/_transform.js
diff --git a/test/babel6/attribute.js b/test/babel6/attribute.js
diff --git a/test/babel6/external.js b/test/babel6/external.js