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diff --git a/v2/memoize.js.html b/v2/memoize.js.html new file mode 100644 index 0000000..039b1bb --- /dev/null +++ b/v2/memoize.js.html @@ -0,0 +1,186 @@ +<!DOCTYPE html> +<html lang="en"> +<head> + + <meta charset="utf-8"> + <meta name="viewport" content="width=device-width, initial-scale=1"> + <title>memoize.js - Documentation</title> + + + <link rel="icon" href="favicon.ico?v=2"> + <link rel="stylesheet" href="https://cdn.jsdelivr.net/bootstrap/3.3.6/css/bootstrap.min.css"> + + <link rel="stylesheet" href="styles/prettify-tomorrow.css"> + + <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Montserrat:400,700"> + <link rel="stylesheet" href="styles/jsdoc-default.css"> + + <!--[if lt IE 9]> + <script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script> + <![endif]--> + <link type="text/css" rel="stylesheet" href="https://cdn.jsdelivr.net/ionicons/2.0.1/css/ionicons.min.css"> +</head> +<body> + +<div class="navbar navbar-default navbar-fixed-top"> + <div class="navbar-header"> + <a class="navbar-brand" href="#"> + <img src="img/async-logo.svg" alt="Async.js"> + </a> + </div> + <ul class="nav navbar-nav"> + <li id="version-dropdown" class="dropdown"> + <a href="#" class="dropdown-toggle vertically-centered" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">v2.6.2 <span class="caret"></span> + </a> + <ul class="dropdown-menu"> + <li><a href="docs.html">v2.6.2</a></li> + <li> + <a href="https://github.com/caolan/async/blob/v1.5.2/README.md">v1.5.x</a> + </li> + </ul> + </li> + <li><a href="./index.html">Home</a></li> + <li><a href="./docs.html">Docs</a></li> + <li><a href="https://github.com/caolan/async/blob/master/CHANGELOG.md">Changelog</a></li> + <li><a href="https://github.com/caolan/async"><i class="ion-social-github" aria-hidden="true"></i></a></li> + </ul> + <ul class="nav navbar-nav navbar-right"> + <form class="navbar-form navbar-left" role="search"> + <div class="form-group"> + <input type="text" class="form-control typeahead" id="doc-search" placeholder="Search" autofocus> + </div> + </form> + </ul> +</div> + + +<input type="checkbox" id="nav-trigger" class="nav-trigger"> +<label for="nav-trigger" class="navicon-button x"> + <div class="navicon"></div> +</label> + +<label for="nav-trigger" class="overlay"></label> + +<div id="main"> + <div id="main-container" data-spy="scroll" data-target="#toc" data-offset="50"> + + <h1 class="page-title">memoize.js</h1> + + + + + + + + <section> + <article> + <pre class="prettyprint source linenums"><code>import identity from 'lodash/identity'; +import slice from './internal/slice'; + +import setImmediate from './internal/setImmediate'; +import initialParams from './internal/initialParams'; +import wrapAsync from './internal/wrapAsync'; + +function has(obj, key) { + return key in obj; +} + +/** + * Caches the results of an async function. When creating a hash to store + * function results against, the callback is omitted from the hash and an + * optional hash function can be used. + * + * If no hash function is specified, the first argument is used as a hash key, + * which may work reasonably if it is a string or a data type that converts to a + * distinct string. Note that objects and arrays will not behave reasonably. + * Neither will cases where the other arguments are significant. In such cases, + * specify your own hash function. + * + * The cache of results is exposed as the `memo` property of the function + * returned by `memoize`. + * + * @name memoize + * @static + * @memberOf module:Utils + * @method + * @category Util + * @param {AsyncFunction} fn - The async function to proxy and cache results from. + * @param {Function} hasher - An optional function for generating a custom hash + * for storing results. It has all the arguments applied to it apart from the + * callback, and must be synchronous. + * @returns {AsyncFunction} a memoized version of `fn` + * @example + * + * var slow_fn = function(name, callback) { + * // do something + * callback(null, result); + * }; + * var fn = async.memoize(slow_fn); + * + * // fn can now be used as if it were slow_fn + * fn('some name', function() { + * // callback + * }); + */ +export default function memoize(fn, hasher) { + var memo = Object.create(null); + var queues = Object.create(null); + hasher = hasher || identity; + var _fn = wrapAsync(fn); + var memoized = initialParams(function memoized(args, callback) { + var key = hasher.apply(null, args); + if (has(memo, key)) { + setImmediate(function() { + callback.apply(null, memo[key]); + }); + } else if (has(queues, key)) { + queues[key].push(callback); + } else { + queues[key] = [callback]; + _fn.apply(null, args.concat(function(/*args*/) { + var args = slice(arguments); + memo[key] = args; + var q = queues[key]; + delete queues[key]; + for (var i = 0, l = q.length; i < l; i++) { + q[i].apply(null, args); + } + })); + } + }); + memoized.memo = memo; + memoized.unmemoized = fn; + return memoized; +} +</code></pre> + </article> + </section> + + + + + <footer> + Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.5.5</a> on Sun May 26 2019 15:21:49 GMT-0700 (Pacific Daylight Time) using the Minami theme. + Documentation has been modified from the original. For more information, please see the <a href="https://github.com/caolan/async">async</a> repository.</footer></div> +</div> + +<nav id="toc"> + <h3>Methods:</h3><ul class="nav methods"><li class="toc-header"><a href="docs.html#collections">Collections</a></li><li data-type="method" class="toc-method"><a href="docs.html#concat">concat</a></li><li data-type="method" class="toc-method"><a href="docs.html#concatLimit">concatLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#concatSeries">concatSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#detect">detect</a></li><li data-type="method" class="toc-method"><a href="docs.html#detectLimit">detectLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#detectSeries">detectSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#each">each</a></li><li data-type="method" class="toc-method"><a href="docs.html#eachLimit">eachLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#eachOf">eachOf</a></li><li data-type="method" class="toc-method"><a href="docs.html#eachOfLimit">eachOfLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#eachOfSeries">eachOfSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#eachSeries">eachSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#every">every</a></li><li data-type="method" class="toc-method"><a href="docs.html#everyLimit">everyLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#everySeries">everySeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#filter">filter</a></li><li data-type="method" class="toc-method"><a href="docs.html#filterLimit">filterLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#filterSeries">filterSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#groupBy">groupBy</a></li><li data-type="method" class="toc-method"><a href="docs.html#groupByLimit">groupByLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#groupBySeries">groupBySeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#map">map</a></li><li data-type="method" class="toc-method"><a href="docs.html#mapLimit">mapLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#mapSeries">mapSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#mapValues">mapValues</a></li><li data-type="method" class="toc-method"><a href="docs.html#mapValuesLimit">mapValuesLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#mapValuesSeries">mapValuesSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#reduce">reduce</a></li><li data-type="method" class="toc-method"><a href="docs.html#reduceRight">reduceRight</a></li><li data-type="method" class="toc-method"><a href="docs.html#reject">reject</a></li><li data-type="method" class="toc-method"><a href="docs.html#rejectLimit">rejectLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#rejectSeries">rejectSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#some">some</a></li><li data-type="method" class="toc-method"><a href="docs.html#someLimit">someLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#someSeries">someSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#sortBy">sortBy</a></li><li data-type="method" class="toc-method"><a href="docs.html#transform">transform</a></li><li class="toc-header"><a href="docs.html#controlflow">Control Flow</a></li><li data-type="method" class="toc-method"><a href="docs.html#applyEach">applyEach</a></li><li data-type="method" class="toc-method"><a href="docs.html#applyEachSeries">applyEachSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#auto">auto</a></li><li data-type="method" class="toc-method"><a href="docs.html#autoInject">autoInject</a></li><li data-type="method" class="toc-method"><a href="docs.html#cargo">cargo</a></li><li data-type="method" class="toc-method"><a href="docs.html#compose">compose</a></li><li data-type="method" class="toc-method"><a href="docs.html#doDuring">doDuring</a></li><li data-type="method" class="toc-method"><a href="docs.html#doUntil">doUntil</a></li><li data-type="method" class="toc-method"><a href="docs.html#doWhilst">doWhilst</a></li><li data-type="method" class="toc-method"><a href="docs.html#during">during</a></li><li data-type="method" class="toc-method"><a href="docs.html#forever">forever</a></li><li data-type="method" class="toc-method"><a href="docs.html#parallel">parallel</a></li><li data-type="method" class="toc-method"><a href="docs.html#parallelLimit">parallelLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#priorityQueue">priorityQueue</a></li><li data-type="method" class="toc-method"><a href="docs.html#queue">queue</a></li><li data-type="method" class="toc-method"><a href="docs.html#race">race</a></li><li data-type="method" class="toc-method"><a href="docs.html#retry">retry</a></li><li data-type="method" class="toc-method"><a href="docs.html#retryable">retryable</a></li><li data-type="method" class="toc-method"><a href="docs.html#seq">seq</a></li><li data-type="method" class="toc-method"><a href="docs.html#series">series</a></li><li data-type="method" class="toc-method"><a href="docs.html#times">times</a></li><li data-type="method" class="toc-method"><a href="docs.html#timesLimit">timesLimit</a></li><li data-type="method" class="toc-method"><a href="docs.html#timesSeries">timesSeries</a></li><li data-type="method" class="toc-method"><a href="docs.html#tryEach">tryEach</a></li><li data-type="method" class="toc-method"><a href="docs.html#until">until</a></li><li data-type="method" class="toc-method"><a href="docs.html#waterfall">waterfall</a></li><li data-type="method" class="toc-method"><a href="docs.html#whilst">whilst</a></li><li class="toc-header"><a href="docs.html#utils">Utils</a></li><li data-type="method" class="toc-method"><a href="docs.html#apply">apply</a></li><li data-type="method" class="toc-method"><a href="docs.html#asyncify">asyncify</a></li><li data-type="method" class="toc-method"><a href="docs.html#constant">constant</a></li><li data-type="method" class="toc-method"><a href="docs.html#dir">dir</a></li><li data-type="method" class="toc-method"><a href="docs.html#ensureAsync">ensureAsync</a></li><li data-type="method" class="toc-method"><a href="docs.html#log">log</a></li><li data-type="method" class="toc-method active"><a href="docs.html#memoize">memoize</a></li><li data-type="method" class="toc-method"><a href="docs.html#nextTick">nextTick</a></li><li data-type="method" class="toc-method"><a href="docs.html#reflect">reflect</a></li><li data-type="method" class="toc-method"><a href="docs.html#reflectAll">reflectAll</a></li><li data-type="method" class="toc-method"><a href="docs.html#setImmediate">setImmediate</a></li><li data-type="method" class="toc-method"><a href="docs.html#timeout">timeout</a></li><li data-type="method" class="toc-method"><a href="docs.html#unmemoize">unmemoize</a></li></ul><h3>Methods:</h3> +</nav> + +<br class="clear"> + + + + +<script src="https://cdn.jsdelivr.net/prettify/0.1/prettify.js"></script> + +<script src="https://cdn.jsdelivr.net/jquery/2.2.4/jquery.min.js"></script> +<script src="https://cdn.jsdelivr.net/bootstrap/3.3.6/js/bootstrap.min.js"></script> +<script src="https://cdn.jsdelivr.net/typeahead.js/0.11.1/typeahead.bundle.min.js"></script> +<script>prettyPrint();</script> +<script src="scripts/async.js"></script> + +<script src="scripts/linenumber.js" async></script> +<script src="scripts/jsdoc-custom.js" async></script> +</body>
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