UNPKG

cell-bitset

Version:

Fast JS BitSet implementation. Beyond 32bit restrictions.

205 lines (199 loc) 11.6 kB
<!doctype html> <html class="default no-js"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>cell-bitset</title> <meta name="description" content=""> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="assets/css/main.css"> </head> <body> <header> <div class="tsd-page-toolbar"> <div class="container"> <div class="table-wrap"> <div class="table-cell" id="tsd-search" data-index="assets/js/search.js" data-base="."> <div class="field"> <label for="tsd-search-field" class="tsd-widget search no-caption">Search</label> <input id="tsd-search-field" type="text" /> </div> <ul class="results"> <li class="state loading">Preparing search index...</li> <li class="state failure">The search index is not available</li> </ul> <a href="index.html" class="title">cell-bitset</a> </div> <div class="table-cell" id="tsd-widgets"> <div id="tsd-filter"> <a href="#" class="tsd-widget options no-caption" data-toggle="options">Options</a> <div class="tsd-filter-group"> <div class="tsd-select" id="tsd-filter-visibility"> <span class="tsd-select-label">All</span> <ul class="tsd-select-list"> <li data-value="public">Public</li> <li data-value="protected">Public/Protected</li> <li data-value="private" class="selected">All</li> </ul> </div> <input type="checkbox" id="tsd-filter-inherited" checked /> <label class="tsd-widget" for="tsd-filter-inherited">Inherited</label> <input type="checkbox" id="tsd-filter-externals" checked /> <label class="tsd-widget" for="tsd-filter-externals">Externals</label> <input type="checkbox" id="tsd-filter-only-exported" /> <label class="tsd-widget" for="tsd-filter-only-exported">Only exported</label> </div> </div> <a href="#" class="tsd-widget menu no-caption" data-toggle="menu">Menu</a> </div> </div> </div> </div> <div class="tsd-page-title"> <div class="container"> <ul class="tsd-breadcrumb"> <li> <a href="globals.html">Globals</a> </li> </ul> <h1> cell-bitset</h1> </div> </div> </header> <div class="container container-main"> <div class="row"> <div class="col-8 col-content"> <div class="tsd-panel tsd-typography"> <img src="https://github.com/unnoon/cell-bitset/raw/master/rsc/img/cell-bitset.png"> <p><a href="https://travis-ci.org/unnoon/cell-bitset?branch=dev"><img src="https://travis-ci.org/unnoon/cell-bitset.svg?branch=dev" alt="Build Status"></a> <a href="https://coveralls.io/github/unnoon/cell-bitset?branch=dev"><img src="https://coveralls.io/repos/github/unnoon/cell-bitset/badge.svg?branch=dev" alt="Coverage Status"></a> <a href="http://inch-ci.org/github/unnoon/cell-bitset?branch=dev"><img src="http://inch-ci.org/github/unnoon/cell-bitset.svg?branch=dev" alt="Inline docs"></a> <a href="http://opensource.org/licenses/MIT"><img src="http://img.shields.io/badge/license-MIT-brightgreen.svg" alt="MIT license"></a></p> <p>Fast(est) &amp; consistent JavaScript BitSet (AKA bitvector, bitarray, bitstring) implementation. Implemented as part of my upcoming(...loading...) cell game engine, but perfectly usable as a standalone lib.</p> <a href="#features" id="features" style="color: inherit; text-decoration: none;"> <h2>Features</h2> </a> <ul> <li>Fast! </li> <li>Fully tested</li> <li>Fully documented</li> <li>Both bitset &amp; bitvector like methods</li> <li>Pascal methods respect immutability</li> <li>Chaining</li> <li>Lots of aliases</li> <li>Lots of output options</li> <li>ES6 binaries</li> <li>Made with bits of love!</li> </ul> <a href="#installation" id="installation" style="color: inherit; text-decoration: none;"> <h2>Installation</h2> </a> <p><a href="https://www.npmjs.com">npm</a></p> <p><code>npm install cell-bitset</code></p> <a href="#usage" id="usage" style="color: inherit; text-decoration: none;"> <h2>Usage</h2> </a> <pre><code class="language-js"><span class="hljs-keyword">const</span> bs1 = BitSet.create() <span class="hljs-comment">// default length is 32</span> .set(<span class="hljs-number">7</span>) .set(<span class="hljs-number">54</span>) <span class="hljs-comment">// the length of the underlying bitvector is automatically resized to 55</span> .set(<span class="hljs-number">23</span>); <span class="hljs-keyword">const</span> bs2 = BitSet.create(<span class="hljs-number">68</span>) <span class="hljs-comment">// create a bitvector with a specific size</span> .add(<span class="hljs-number">7</span>, <span class="hljs-number">67</span>, <span class="hljs-number">23</span>); <span class="hljs-keyword">const</span> bs3 = <span class="hljs-keyword">new</span> BitSet([<span class="hljs-number">7</span>, <span class="hljs-number">54</span>, <span class="hljs-number">23</span>]); <span class="hljs-comment">// use an iterable to initialize the bitset.</span> bs1.union(bs2); expect(bs1.toString()).to.eql(<span class="hljs-string">'{7, 23, 54, 67}'</span>); expect(bs1.toString(<span class="hljs-number">2</span>)).to.eql(<span class="hljs-string">'10000000000001000000000000000000000000000000100000000000000010000000'</span>); <span class="hljs-comment">// will output the bitstring</span> expect(bs1.length).to.eql(<span class="hljs-number">68</span>); <span class="hljs-comment">// The length of the underlying bitvector. The length of bs1 is automatically resized</span> expect(bs1.cardinality).to.eql(<span class="hljs-number">4</span>); <span class="hljs-comment">// i.e. the number of flipped bits</span> <span class="hljs-keyword">const</span> bs4 = bs3.Union(bs2); <span class="hljs-comment">// use Pascal case Union to output a new bitset and leave bs3 unchanged</span> expect(bs3.toString()).to.eql(<span class="hljs-string">'{7, 23, 54}'</span>); expect(bs4.toString()).to.eql(<span class="hljs-string">'{7, 23, 54, 67}'</span>);</code></pre> <p>For more usage example see the <a href="test/unit/BitSet.spec.ts">unit tests</a>.</p> </div> </div> <div class="col-4 col-menu menu-sticky-wrap menu-highlight"> <nav class="tsd-navigation primary"> <ul> <li class="globals "> <a href="globals.html"><em>Globals</em></a> </li> <li class=" tsd-kind-external-module"> <a href="modules/_bitset_.html">"<wbr>Bit<wbr>Set"</a> </li> </ul> </nav> <nav class="tsd-navigation secondary menu-sticky"> <ul class="before-current"> </ul> </nav> </div> </div> </div> <footer class="with-border-bottom"> <div class="container"> <h2>Legend</h2> <div class="tsd-legend-group"> <ul class="tsd-legend"> <li class="tsd-kind-module"><span class="tsd-kind-icon">Module</span></li> <li class="tsd-kind-object-literal"><span class="tsd-kind-icon">Object literal</span></li> <li class="tsd-kind-variable"><span class="tsd-kind-icon">Variable</span></li> <li class="tsd-kind-function"><span class="tsd-kind-icon">Function</span></li> <li class="tsd-kind-function tsd-has-type-parameter"><span class="tsd-kind-icon">Function with type parameter</span></li> <li class="tsd-kind-index-signature"><span class="tsd-kind-icon">Index signature</span></li> <li class="tsd-kind-type-alias"><span class="tsd-kind-icon">Type alias</span></li> <li class="tsd-kind-type-alias tsd-has-type-parameter"><span class="tsd-kind-icon">Type alias with type parameter</span></li> </ul> <ul class="tsd-legend"> <li class="tsd-kind-enum"><span class="tsd-kind-icon">Enumeration</span></li> <li class="tsd-kind-enum-member"><span class="tsd-kind-icon">Enumeration member</span></li> <li class="tsd-kind-property tsd-parent-kind-enum"><span class="tsd-kind-icon">Property</span></li> <li class="tsd-kind-method tsd-parent-kind-enum"><span class="tsd-kind-icon">Method</span></li> </ul> <ul class="tsd-legend"> <li class="tsd-kind-interface"><span class="tsd-kind-icon">Interface</span></li> <li class="tsd-kind-interface tsd-has-type-parameter"><span class="tsd-kind-icon">Interface with type parameter</span></li> <li class="tsd-kind-constructor tsd-parent-kind-interface"><span class="tsd-kind-icon">Constructor</span></li> <li class="tsd-kind-property tsd-parent-kind-interface"><span class="tsd-kind-icon">Property</span></li> <li class="tsd-kind-method tsd-parent-kind-interface"><span class="tsd-kind-icon">Method</span></li> <li class="tsd-kind-index-signature tsd-parent-kind-interface"><span class="tsd-kind-icon">Index signature</span></li> </ul> <ul class="tsd-legend"> <li class="tsd-kind-class"><span class="tsd-kind-icon">Class</span></li> <li class="tsd-kind-class tsd-has-type-parameter"><span class="tsd-kind-icon">Class with type parameter</span></li> <li class="tsd-kind-constructor tsd-parent-kind-class"><span class="tsd-kind-icon">Constructor</span></li> <li class="tsd-kind-property tsd-parent-kind-class"><span class="tsd-kind-icon">Property</span></li> <li class="tsd-kind-method tsd-parent-kind-class"><span class="tsd-kind-icon">Method</span></li> <li class="tsd-kind-accessor tsd-parent-kind-class"><span class="tsd-kind-icon">Accessor</span></li> <li class="tsd-kind-index-signature tsd-parent-kind-class"><span class="tsd-kind-icon">Index signature</span></li> </ul> <ul class="tsd-legend"> <li class="tsd-kind-constructor tsd-parent-kind-class tsd-is-inherited"><span class="tsd-kind-icon">Inherited constructor</span></li> <li class="tsd-kind-property tsd-parent-kind-class tsd-is-inherited"><span class="tsd-kind-icon">Inherited property</span></li> <li class="tsd-kind-method tsd-parent-kind-class tsd-is-inherited"><span class="tsd-kind-icon">Inherited method</span></li> <li class="tsd-kind-accessor tsd-parent-kind-class tsd-is-inherited"><span class="tsd-kind-icon">Inherited accessor</span></li> </ul> <ul class="tsd-legend"> <li class="tsd-kind-property tsd-parent-kind-class tsd-is-protected"><span class="tsd-kind-icon">Protected property</span></li> <li class="tsd-kind-method tsd-parent-kind-class tsd-is-protected"><span class="tsd-kind-icon">Protected method</span></li> <li class="tsd-kind-accessor tsd-parent-kind-class tsd-is-protected"><span class="tsd-kind-icon">Protected accessor</span></li> </ul> <ul class="tsd-legend"> <li class="tsd-kind-property tsd-parent-kind-class tsd-is-private"><span class="tsd-kind-icon">Private property</span></li> <li class="tsd-kind-method tsd-parent-kind-class tsd-is-private"><span class="tsd-kind-icon">Private method</span></li> <li class="tsd-kind-accessor tsd-parent-kind-class tsd-is-private"><span class="tsd-kind-icon">Private accessor</span></li> </ul> <ul class="tsd-legend"> <li class="tsd-kind-property tsd-parent-kind-class tsd-is-static"><span class="tsd-kind-icon">Static property</span></li> <li class="tsd-kind-call-signature tsd-parent-kind-class tsd-is-static"><span class="tsd-kind-icon">Static method</span></li> </ul> </div> </div> </footer> <div class="container tsd-generator"> <p>Generated using <a href="https://typedoc.org/" target="_blank">TypeDoc</a></p> </div> <div class="overlay"></div> <script src="assets/js/main.js"></script> <script>if (location.protocol == 'file:') document.write('<script src="assets/js/search.js"><' + '/script>');</script> </body> </html>