babylon typescript error: cast + assignment

[cruzdanilo]

Input Code

let a: string = 'a';
(<any>a) = null;

Babel/Babylon Configuration (.babelrc, package.json, cli command)

{
  sourceType: 'module',
  plugins: [
    'typescript',
  ],
}

Expected Behavior

no error

Current Behavior

 ERR ../main.ts Transformation error
SyntaxError: Invalid left-hand side in assignment expression (2:2)

Possible Solution

?

Context

i need to parse typescript to codemod it using jscodeshift and ast-types. it is already working, except for this error.

Your Environment

software	version(s)
Babel	-
Babylon	7.0.0-beta.40
node	9.5.0
npm	5.7.1
Operating System	macOS 10.12.6

[babel-bot]

Hey @cruzdanilo! We really appreciate you taking the time to report an issue. The collaborators
on this project attempt to help as many people as possible, but we're a limited number of volunteers,
so it's possible this won't be addressed swiftly.

If you need any help, or just have general Babel or JavaScript questions, we have a vibrant Slack
community that typically always has someone willing to help. You can sign-up here
for an invite.

[loganfsmyth]

Duplicate #7175