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False-positive in prefer-const and array-destructuring

See original GitHub issue

Tell us about your environment

ESLint Version: 3.18.0
Node Version: 6.10.0
npm Version: 4.4.4

What parser (default, Babel-ESLint, etc.) are you using? default

Please show your full configuration:

{
  "ecmaVersion": 7,
  "rules": [
    "prefer-const"
  ]
}

What did you do? Please include the actual source code causing the issue.

let predicate;
[typeNode.returnType, predicate] = foo();

What did you expect to happen?

No error

What actually happened? Please include the actual, raw output from ESLint.

2:23 - 'predicate' is never reassigned. Use 'const' instead. (prefer-const)

The rule should consider that it is not possible to actually make predicate a const here.

Issue Analytics

State:
Created 6 years ago
Comments:5 (5 by maintainers)

Top GitHub Comments

2reactions

nzakascommented, Oct 4, 2018

This seems like a pretty significant bug. I’d like to take a stab at fixing this.

1reaction

VictorHomcommented, Jun 25, 2017

I would like to look into this issue as well if no one is working on this 😃

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