Dangerous array (tuple) destructuring

[minedeljkovic]

const [a, b] = {}
;(a.foo: string)

const [c, d] = () => {}
;(c.foo: string)

const [e, f] = []
;(e.foo: string)

Try

For comparison, all these cases are reported in TypeScript

Related #733 #1512 #2612

[minedeljkovic]

@vkurchatkin what is 3rd case:

const [e, f] = []
;(e.foo: string)

duplicate of? I would like to follow that issue.

[vkurchatkin]

I think it's by design actually:

const a = []; // Array<any>
(a[1]:string);