All files / array/operator takeWhile.ts

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import {Predicate} from 'fnxt/fnxt-types';
 
export const takeWhile = <T>(predicate: Predicate<T>) => (array: T[]): T[] => {
  for (let i = 0; i < array.length; i++) {
    if (!predicate(array[i])) {
      return array.slice(0, i);
    }
  }
  return array;
};