run-series - npm Package Compare versions

Comparing version 0.2.0 to 0.3.0

index.js

@@ -1,18 +0,15 @@
-module.exports = function (tasks, cb) {
+module.exports = series
+module.exports.waterfall = waterfall
+
+function series (tasks, cb) {
   var current = 0
   var results = []
+  cb = cb || function () {}
 
   function done (err, result) {
-    if (err) {
-      cb && cb(err, results)
-      cb = null
-      return
-    }
-
+    if (err) return cb(err, results)
     results.push(result)
-    current += 1
 
-    if (current >= tasks.length) {
-      cb && cb(null, results)
-      cb = null
+    if (++current >= tasks.length) {
+      cb(null, results)
     } else {
@@ -26,5 +23,27 @@ tasks[current](done)
   } else {
-    cb && cb(null, [])
-    cb = null
+    cb(null, [])
   }
 }
+
+function waterfall (tasks, cb) {
+  var current = 0
+  cb = cb || function () {}
+
+  function done (err) {
+    var args = Array.prototype.slice.call(arguments, 1)
+    if (err) return cb(err, args)
+
+    if (++current >= tasks.length) {
+      cb.apply(undefined, [null].concat(args))
+    } else {
+      tasks[current].apply(undefined, args.concat(done))
+    }
+  }
+
+  if (tasks.length) {
+    tasks[current](done)
+  } else {
+    cb(null, [])
+  }
+}
+

package.json

 {
   "name": "run-series",
   "description": "Run an array of functions in series",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "author": {
@@ -6,0 +6,0 @@ "name": "Feross Aboukhadijeh",

README.md

@@ -19,3 +19,3 @@ # run-series [![travis](https://img.shields.io/travis/feross/run-series.svg)](https://travis-ci.org/feross/run-series) [![npm](https://img.shields.io/npm/v/run-series.svg)](https://npmjs.org/package/run-series) [![gittip](https://img.shields.io/gittip/feross.svg)](https://www.gittip.com/feross/)
 function has completed. If any functions in the series pass an error to its callback, no
-more functions are run, and 1callback1 is immediately called with the value of the error.
+more functions are run, and `callback` is immediately called with the value of the error.
 Otherwise, `callback` receives an array of results when `tasks` have completed.
@@ -22,0 +22,0 @@

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Improved metrics

Total package byte prevSize

98715

increased by1.05%

Number of package files

11

increased by10%

Lines of code

172

increased by30.3%

No dependency changes