no-useless-default-assignment

Disallow defaults that cannot be selected by the checked input type

A destructuring default can only run when its selected value is undefined.
Instead, you SHOULD remove the default when the checked input type excludes undefined.

- Category: suspicious
- Level: warning
- Fix: automatic
- Scope: module

Reported

function name(user: { name: string }): string {
    const { name = "anonymous" } = user;
    return name;
}
Accepted

function name(user: { name: string }): string {
    const { name } = user;
    return name;
}
Prior art

- typescript-eslint · no-useless-default-assignment

language/linter/src/rules/suspicious/nouselessdefaultassignment.rs:8