js-republic/intervals-fn

# Intervals-fn

> Enable manipulation on interval object.

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## What's in the box

All function are curried. Output keeps the input's structure and type. No input mutation.
### Unary operation
* Simplify
### Binary operations
* Intersection *
* Union *
* Subtraction *
### Manipulations
* Complement *
* Merge
* Split *
### Tests ([Allen's interval relations](https://en.wikipedia.org/wiki/Allen%27s_interval_algebra))
* After
* Before
* During
* Ending
* Equal
* Meeting
* Overlapping *
* Starting

## Accepted input
Functions marked with `*` both accept interval and Array/ReadonlyArray of interval

```typescript
{ start: number, end: number };

{ from: number, to: number };

[number, number];
```

## Installation

Intervals-fn is distributed on the latest channel:

```bash
$ npm install intervals-fn --save
```

## Advenced docs

Visit the homepage for an extensive API documentation:<br>
[https://js-republic.github.io/intervals-fn](https://js-republic.github.io/intervals-fn)

## TypeScript support
Intervals-fn includes typings for TypeScript.

## Contributing

Contributions are welcome and appreciated. Feel free to start an issue or create a pull requests.
This repo use [AngularJS's commit message convention](https://github.com/angular/angular.js/blob/master/DEVELOPERS.md#-git-commit-guidelines). You can use [cz-cli](https://github.com/commitizen/cz-cli) to format your commit.