type-plus/esm/array/reduce_while.js

Provides additional types for TypeScript.

/**
 * 🦴 *utilities*
 *
 * `reduce()` with predicate for early termination.
 * A simple version of the same function in the `ramda` package.
 */
export function reduceWhile(predicate, callbackfn, initialValue, array) {
    let acc = initialValue;
    for (let i = 0; i < array.length; i++) {
        const value = array[i];
        if (!predicate(acc, value))
            return acc;
        acc = callbackfn(acc, value, i, array);
    }
    return acc;
}
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