Introduce scope tracking in the parser (#9493)

* Introduce scope tracking

* Fix tests

* Add new tests

* Remove constructor-super check from transform as it is now in parser

* Correctly handle class properties and class scope

* Fix duplicate name check

* Convert scope identifier storage to array

* Enter a new scope in typescript module blocks

* Add test for duplicate declaration

* Rename error for duplicate exports

* Treat class declarations as lexical declaration

* Update whitelist

* Add tests

* Fix scope tracking for function declarations

* Migrate try-catch duplicate error

* Fix test

* More tests

* One more test

* Make scope a separate class and fix review comments

* Do not allow new.target in top scope arrow function

* Correctly enter new scope for declare module and treat type aliases as lexical declarations

* Tests for typescript scope tracking to not mark type aliases as duplicate

* Fix flow scope tracking

* Remove ident from test names as redundant

* Add test case for var and function

* Improve error messages

* Improve literal regex

packages/babel-plugin-transform-classes/test/fixtures/spec/super-call-only-allowed-in-derived-constructor/input.js

@@ -1,5 +0,0 @@
-class Foo {
-  constructor() {
-    super();
-  }
-}

packages/babel-plugin-transform-classes/test/fixtures/spec/super-call-only-allowed-in-derived-constructor/options.json

@@ -1,4 +0,0 @@
-{
-  "throws": "super() is only allowed in a derived constructor",
-  "plugins": ["transform-classes"]
-}

packages/babel-plugin-transform-classes/test/fixtures/spec/super-illegal-non-constructor-call/options.json

@@ -1,3 +1,3 @@
 {
-  "throws": "super() is only valid inside a class constructor. Make sure the method name is spelled exactly as 'constructor'."
+  "throws": "super() is only valid inside a class constructor of a subclass. Maybe a typo in the method name ('constructor') or not extending another class?"
 }