import ArrayFrom from '../../util/from'
import reduceArrayToObj from './reduceArrayToObj'
// @TODO cask index if needed
const keyValReducer = (acc, [key, value]) => {
acc[key] = value
return acc
}
/**
* @desc Map -> Object
* @since 4.0.0
* @version 5.0.0 <- moved from /reduce to loop/reduce
*
* @param {Map} map map to reduce, calls entries, turns into an array, then object
* @return {Object} reduced object
*
* @see ArrayFrom
*
* @example
*
* var emptyMap = new Map()
* reduce(emptyMap)
* //=> {}
*
* @example
*
* var map = new Map()
* map.set('eh', 1)
* reduce(map)
* //=> {eh: 1}
*
*/
export default map => {
// only need to do this if we actually have values in our Map
if (map.size === 0) {
return {}
} else {
return reduceArrayToObj(ArrayFrom(map.entries()), keyValReducer)
}
}