Function reduceWhile

reduceWhile<T, U = T>(
    arr: T[],
    fn: (
        previousValue: U,
        currentValue: T,
        currentIndex: number,
        array: T[],
    ) => Option<U>,
    initialValue: U,
    thisArg?: any,
): U
reduceWhile reduces an iterable until the first None is encountered.
Type Parameters
- T
- U = T
Parameters
- arr: T[]
  An array
- fn: (
      previousValue: U,
      currentValue: T,
      currentIndex: number,
      array: T[],
  ) => Option<U>
  A function that produces an Option.
- initialValue: U
  The initial value.
- OptionalthisArg: any
  If provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.
Returns U
The reduced value.
- Defined in src/array.ts:62