@lou.codes/iterables/dist/asynchronous/every.js

🔁 Iterable and AsyncIterable utils

/**
 * Evaluates items in an iterable or asynchronous iterable against a predicate
 * and returns `true` if all items evaluates to `true`.
 *
 * @category Asynchronous Reducers
 * @example
 * ```typescript
 * const everyEven = every((number: number) => number % 2 === 0);
 * everyEven([2, 4, 6, 8]); // true
 * everyEven([1, 2, 3, 4]); // false
 * ```
 * @param predicate Predicate function to evaluate each item.
 * @returns Curried function with `predicate` set in context.
 */
export const every = predicate => async iterable => {
	// eslint-disable-next-line functional/no-loop-statements
	for await (const item of iterable) {
		// eslint-disable-next-line functional/no-conditional-statements
		if (!predicate(item)) {
			return false;
		}
	}
	return true;
};