noEmptyPattern (since v0.7.0)
This rule is recommended by Rome.
Disallows empty destructuring patterns.
Examples
Invalid
var {} = foo;correctness/noEmptyPattern.js:1:5 lint/correctness/noEmptyPattern ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Unexpected empty object pattern.
> 1 │ var {} = foo;
│ ^^
2 │
var {a: {}} = foo;correctness/noEmptyPattern.js:1:9 lint/correctness/noEmptyPattern ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Unexpected empty object pattern.
> 1 │ var {a: {}} = foo;
│ ^^
2 │
function foo({}) {}correctness/noEmptyPattern.js:1:14 lint/correctness/noEmptyPattern ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Unexpected empty object pattern.
> 1 │ function foo({}) {}
│ ^^
2 │
Valid
The following cases are valid because they create new bindings.
var {a = {}} = foo;
var {a, b = {}} = foo;
var {a = []} = foo;
function foo({a = {}}) {}
function foo({a = []}) {}
var [a] = foo;