r...e

JavaScript range implementation

npm install r...e
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Build Status

r...e

Range implementation for Node.js

Synopsis

var range = require('r...e');

Numeric range

range(1, 3).toArray();
range('1..3').toArray();

// => [1, 2, 3]

Alpha range

range('a', 'c').toArray();

// => ['a', 'b', 'c']

Steps

range(0, 10, 5).toArray();

// => [0, 5, 10]

#include

range(1, 3).include(2);

// => true

range(1, 3).include(4);

// => false

#map

range(1, 3).map(function(n) {
  return n;
});

// => [1, 2, 3]

#each

range(1, 3).each(function(n) {
  console.log(n);
});

// => 1
// => 2
// => 3

#join

range(1, 2).join('');
range(1, 2).join();

// => '12'
// => '1,2'

#equal

range(1, 2).equal(range(1, 2));
range(1, 2, 1).equal(range(1, 2, 2));

// => true
// => false

#sum

range(1, 3).sum();

// => 6

#min

range().min(1).min();

// => 1

#max

range().max(3).max();

// => 3

#step

range().step(1).step();

// => 1

Installation

Node.js:

$ npm install r...e

Browser:

Download range.min.js, it's all you need.

<script src="range.min.js"></script>

Tests

Node.js:

$ npm install
$ make test

Browser:

  • Clone the repository
  • Open test/browser/index.html in your favourite browser

TODO

  • Handle floats

License

(The MIT License)

Copyright (c) 2012 Veselin Todorov hi@vesln.com

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the 'Software'), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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