no-unnecessary-array-flat-depth

Disallow an explicit default array flattening depth

Array.flat(1) requests the same one-level flattening performed by Array.flat().
Instead, you SHOULD omit the redundant depth argument.

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

Reported

function flatten(values: (int32 | int32[])[]): int32[] {
    return values.flat(1);
}
Accepted

function flatten(values: (int32 | int32[])[]): int32[] {
    return values.flat();
}
Prior art

- eslint-plugin-unicorn · no-unnecessary-array-flat-depth

language/linter/src/rules/style/nounnecessaryarrayflatdepth.rs:8