fp-light-skip
npm i @sullux/fp-light-skip
source
test
Creates an iterable that takes the first n items of the given iterable.
skip
skip<T>(count: number, iterable: Iterable<T>): Iterable<T>
If count is less than 1, yields no items; otherwise, yields count items. If count is greater than the number of items in the iterable, yields all items.
const { take } = require('./take')
const { deepStrictEqual } = require('assert')
describe('take', () => {
it('should take all values when given length', () => deepStrictEqual(
[...take(3, [1, 2, 3])],
[1, 2, 3]
))
it('should take all values when given greater than length', () => deepStrictEqual(
[...take(4, [1, 2, 3])],
[1, 2, 3]
))
it('should take some values when given less than length', () => deepStrictEqual(
[...take(2, [1, 2, 3])],
[1, 2]
))
it('should return empty when given zero', () => deepStrictEqual(
[...take(0, [1, 2, 3])],
[]
))
it('should return empty when given less than zero', () => deepStrictEqual(
[...take(-1, [1, 2, 3])],
[]
))
})