outersections

It Calculates “Outersections” of ranges.

Given a list of ranges:

it calculates the "Outersection" intervals (Hatched area, with no intersections between the A,B,C date ranges).

Stackoverflow discussion

Install

$ npm install --save outersections

Usage

const outersections = require('outersections');

let ranges = [
	{begin: new Date(2017, 0, 1), end: new Date(2017, 0, 10)},
	{begin: new Date(2017, 0, 20), end: new Date(2017, 0, 30)},
	{begin: new Date(2017, 0, 1), end: new Date(2017, 0, 7)},
	{begin: new Date(2017, 0, 25), end: new Date(2017, 1, 5)}
];

outersections(ranges);
//=> [{ begin: Date(2017, 0, 10), end: Date(2017, 0, 20) }]


const ranges = [
	{begin: 1, end: 10},
	{begin: 20, end: 30},
	{begin: 1, end: 7},
	{begin: 25, end: 35}
];

outersections(ranges);
//=> [{begin: 10, end: 20}]

API

outersections(ranges)

input

Type: Array

Array of ranges

License

MIT © Danilo Sampaio