Unexpected output from an exported mergeable enum

[magic-akari]

Description

The output of sucrase is not valid JavaScript code.

Input

export enum E {
  A = 1
}
export enum E {
  B = 2
}

Playground

https://sucrase.io/#transforms=typescript&compareWithBabel=false&compareWithTypeScript=true&code=export%20enum%20E%20%7B%0A%20%20A%20%3D%201%0A%7D%0Aexport%20enum%20E%20%7B%0A%20%20B%20%3D%202%0A%7D%0A