async-array-reduce - npm Package Compare versions

Comparing version 0.1.0 to 0.2.0

index.js

@@ -10,16 +10,40 @@ /*!
 
-module.exports = function reduce(arr, init, fn, cb) {
+module.exports = function reduce(arr, memo, iteratee, cb) {
+  if (!Array.isArray(arr)) {
+    throw new TypeError('expected an array');
+  }
+  if (typeof iteratee !== 'function') {
+    throw new TypeError('expected iteratee to be a function');
+  }
   if (typeof cb !== 'function') {
-    throw new TypeError('a callback function is expected');
+    throw new TypeError('expected callback to be a function');
   }
 
+  var callback = once(cb);
+
   (function next(i, acc) {
     if (i === arr.length) {
-      return cb(null, acc);
+      callback(null, acc);
+      return;
     }
-    fn(acc, arr[i], function(err, val) {
-      if (err) return cb(err);
+
+    iteratee(acc, arr[i], function(err, val) {
+      if (err) {
+        next(err);
+        return;
+      }
       next(i + 1, val);
     });
-  })(0, init);
+  })(0, memo);
 };
+
+function once(fn) {
+  var value;
+  return function() {
+    if (!fn.called) {
+      fn.called = true;
+      value = fn.apply(this, arguments);
+    }
+    return value;
+  };
+}

package.json

 {
   "name": "async-array-reduce",
   "description": "Async reduce.",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "homepage": "https://github.com/jonschlinkert/async-array-reduce",
@@ -13,3 +13,4 @@ "author": "Jon Schlinkert (https://github.com/jonschlinkert)",
   "files": [
-    "index.js"
+    "index.js",
+    "LICENSE"
   ],
@@ -24,4 +25,4 @@ "main": "index.js",
   "devDependencies": {
-    "mocha": "*",
-    "should": "*"
+    "gulp-format-md": "^0.1.9",
+    "mocha": "^3.0.0"
   },
@@ -36,9 +37,24 @@ "keywords": [
       "list": [
-        "arr-reduce",
         "arr-filter",
         "arr-flatten",
+        "arr-reduce",
         "array-unique"
       ]
-    }
+    },
+    "toc": false,
+    "layout": "default",
+    "tasks": [
+      "readme"
+    ],
+    "plugins": [
+      "gulp-format-md"
+    ],
+    "lint": {
+      "reflinks": true
+    },
+    "reflinks": [
+      "verb",
+      "verb-generate-readme"
+    ]
   }
-}
+}

README.md

@@ -1,11 +0,11 @@
-# async-array-reduce [![NPM version](https://badge.fury.io/js/async-array-reduce.svg)](http://badge.fury.io/js/async-array-reduce)
+# async-array-reduce [![NPM version](https://img.shields.io/npm/v/async-array-reduce.svg?style=flat)](https://www.npmjs.com/package/async-array-reduce) [![NPM downloads](https://img.shields.io/npm/dm/async-array-reduce.svg?style=flat)](https://npmjs.org/package/async-array-reduce) [![Build Status](https://img.shields.io/travis/jonschlinkert/async-array-reduce.svg?style=flat)](https://travis-ci.org/jonschlinkert/async-array-reduce)
 
-> Async reduce.
+Async reduce.
 
 ## Install
 
-Install with [npm](https://www.npmjs.com/)
+Install with [npm](https://www.npmjs.com/):
 
 ```sh
-$ npm i async-array-reduce --save
+$ npm install --save async-array-reduce
 ```
@@ -26,35 +26,47 @@
 
-## Related projects
+## About
 
-* [arr-reduce](https://github.com/jonschlinkert/arr-reduce): Fast array reduce that also loops over sparse elements.
-* [arr-filter](https://github.com/jonschlinkert/arr-filter): Faster alternative to javascript's native filter method.
-* [arr-flatten](https://github.com/jonschlinkert/arr-flatten): Recursively flatten an array or arrays. This is the fastest implementation of array flatten.
-* [array-unique](https://github.com/jonschlinkert/array-unique): Return an array free of duplicate values. Fastest ES5 implementation.
+### Related projects
 
-## Running tests
+* [arr-filter](https://www.npmjs.com/package/arr-filter): Faster alternative to javascript's native filter method. | [homepage](https://github.com/jonschlinkert/arr-filter "Faster alternative to javascript's native filter method.")
+* [arr-flatten](https://www.npmjs.com/package/arr-flatten): Recursively flatten an array or arrays. This is the fastest implementation of array flatten. | [homepage](https://github.com/jonschlinkert/arr-flatten "Recursively flatten an array or arrays. This is the fastest implementation of array flatten.")
+* [arr-reduce](https://www.npmjs.com/package/arr-reduce): Fast array reduce that also loops over sparse elements. | [homepage](https://github.com/jonschlinkert/arr-reduce "Fast array reduce that also loops over sparse elements.")
+* [array-unique](https://www.npmjs.com/package/array-unique): Remove duplicate values from an array. Fastest ES5 implementation. | [homepage](https://github.com/jonschlinkert/array-unique "Remove duplicate values from an array. Fastest ES5 implementation.")
 
-Install dev dependencies:
+### Contributing
 
+Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](../../issues/new).
+
+### Building docs
+
+_(This document was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme) (a [verb](https://github.com/verbose/verb) generator), please don't edit the readme directly. Any changes to the readme must be made in [.verb.md](.verb.md).)_
+
+To generate the readme and API documentation with [verb](https://github.com/verbose/verb):
+
 ```sh
-$ npm i -d && npm test
+$ npm install -g verb verb-generate-readme && verb
 ```
 
-## Contributing
+### Running tests
 
-Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](https://github.com/jonschlinkert/async-array-reduce/issues/new)
+Install dev dependencies:
 
-## Author
+```sh
+$ npm install -d && npm test
+```
 
+### Author
+
 **Jon Schlinkert**
 
-+ [github/jonschlinkert](https://github.com/jonschlinkert)
-+ [twitter/jonschlinkert](http://twitter.com/jonschlinkert)
+* [github/jonschlinkert](https://github.com/jonschlinkert)
+* [twitter/jonschlinkert](http://twitter.com/jonschlinkert)
 
-## License
+### License
 
-Copyright © 2015 Jon Schlinkert
-Released under the MIT license.
+Copyright © 2016, [Jon Schlinkert](https://github.com/jonschlinkert).
+Released under the [MIT license](https://github.com/jonschlinkert/async-array-reduce/blob/master/LICENSE).
 
 ***
 
-_This file was generated by [verb-cli](https://github.com/assemble/verb-cli) on August 01, 2015._
+_This file was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme), v0.1.28, on August 02, 2016._

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Improved metrics

Total package byte prevSize

6128

increased by51.91%

Lines of code

42

increased by100%

Number of lines in readme file

71

increased by20.34%

No dependency changes