no-explicit-iterator-in-for-of

Disallow explicit iterator calls in for-of loops

A for-of loop obtains an iterable's iterator automatically.
Instead, you SHOULD iterate over the iterable directly.

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

Reported

function sum(values: int32[]): int32 {
    let total: int32 = 0;
    for (const value of values.iterator()) {
        total += value;
    }
    return total;
}
Accepted

function sum(values: int32[]): int32 {
    let total: int32 = 0;
    for (const value of values) {
        total += value;
    }
    return total;
}
Prior art

- Clippy · explicititerloop

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