prefer-enumerate

Prefer indexed iteration over manually counting values

Initializing an index before iteration and incrementing it after every value maintains information already provided by entries or enumerate.
Instead, you SHOULD bind each index and value from the indexed iterator.

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

Reported

function indexes(values: int32[], output: isize[]): void {
    let index: isize = 0;
    for (const value of values) {
        output.push(index);
        index++;
    }
}
Accepted

function indexes(values: int32[], output: isize[]): void {
    for (const (index, value) of values.entries()) {
        output.push(index);
    }
}
Prior art

- Clippy · explicitcounterloop

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