init

Author: jonathanong

.gitignore

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+
+.DS_Store*
+*.log
+*.gz
+
+node_modules
+coverage

.travis.yml

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+node_js:
+- "0.10"
+- "0.11"
+language: node_js
+script: "npm run-script test-cov"
+after_script: "npm install coveralls@2 && cat ./coverage/lcov.info | coveralls"

LICENSE

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+
+The MIT License (MIT)
+
+Copyright (c) 2014 Jonathan Ong [email protected]
+
+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.

README.md

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+
+# bind-integer
+
+[![NPM version][npm-image]][npm-url]
+[![build status][travis-image]][travis-url]
+[![Test coverage][coveralls-image]][coveralls-url]
+[![Gittip][gittip-image]][gittip-url]
+
+[npm-image]: https://img.shields.io/npm/v/bind-integer.svg?style=flat
+[npm-url]: https://npmjs.org/package/bind-integer
+[travis-image]: https://img.shields.io/travis/math-utils/bind-integer.svg?style=flat
+[travis-url]: https://travis-ci.org/math-utils/bind-integer
+[coveralls-image]: https://img.shields.io/coveralls/math-utils/bind-integer.svg?style=flat
+[coveralls-url]: https://coveralls.io/r/math-utils/bind-integer?branch=master
+[gittip-image]: https://img.shields.io/gittip/jonathanong.svg?style=flat
+[gittip-url]: https://www.gittip.com/jonathanong/

index.js

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+
+module.exports = function bind(val, min, max, def) {
+  if (val == null || isNaN(val)) val = def || 0
+  val = Math.round(val)
+  if (typeof min === 'number') val = Math.max(val, min)
+  if (typeof max === 'number') val = Math.min(val, max)
+  return val
+}

package.json

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+{
+  "name": "bind-integer",
+  "description": "bind a value between a min and a max",
+  "version": "0.0.0",
+  "author": {
+    "name": "Jonathan Ong",
+    "email": "[email protected]",
+    "url": "http://jongleberry.com",
+    "twitter": "https://twitter.com/jongleberry"
+  },
+  "license": "MIT",
+  "repository": "math-utils/bind-integer",
+  "dependencies": {},
+  "devDependencies": {
+    "istanbul": "0"
+  },
+  "scripts": {
+    "test": "node test",
+    "test-cov": "istanbul cover test"
+  },
+  "keywords": [
+    "integer",
+    "bind",
+    "math",
+    "min",
+    "max"
+  ]
+}

test/index.js

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+
+var assert = require('assert')
+
+var bind = require('..')
+
+assert.equal(0, bind(null))
+assert.equal(0, bind('asdf'))
+assert.equal(1, bind(100, -100, 1))
+assert.equal(5, bind('asdf', null, null, 5))
+assert.equal(25, bind(null, 1, 100, 25))
+assert.equal(1, bind(-100, 1, 100))
+assert.equal(100, bind(Infinity, 1, 100))
+assert.equal(5, bind(5.123))