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no-undef: 'arguments' is undefined when used inside function parameters destructuring assignment

See original GitHub issue

ESLint Version: 5.2.0
Node Version: 10.6.0
npm Version: 6.1.0

Configuration

{
    "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "script",
        "ecmaFeatures": {}
    },
    "rules": {
        "no-undef": 2
    },
    "env": {}
}

(function test({url = arguments[0]} = {}) {
  return url;
})('foo')

Expected: no errors Observed: 'arguments' is not defined. (no-undef)

P.S. (function test({url} = {}) { return arguments[0] })() is ok.

Issue Analytics

State:
Created 5 years ago
Comments:7 (4 by maintainers)

Top GitHub Comments

2reactions

ljharbcommented, Dec 11, 2018

This is still a bug, and should be reopened.

1reaction

tophfcommented, Jul 21, 2018

Native implementation both in node’s repl and in a browser’s devtools.

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