option-t/esm/deprecated/plain_option/and.js

A toolkit of Nullable/Option/Result type implementation in ECMAScript. Their APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.

/**
 *  Return _b_ if _a_ is `Some(T)`.
 *  Otherwise, return _a_.
 */
export function andForOption(a, b) {
    if (a.ok) {
        return b;
    }
    return a;
}