flow-diff
Transform stream factory to calculate the difference between successive streamed data values.
Installation
$ npm install flow-diff
API
To create a stream factory,
var diffStream = ;// Create a new factory:var dStream = ;
dStream.stream()
To create a new difference stream,
var stream = dStream;
Usage
Methods are chainable.
;
Examples
var eventStream =dStream = ;// Create some data...var data = 1000 ;for var i = 0; i < datalength; i++data i = Math;// Create a readable stream:var readStream = eventStream;// Create a new difference stream:var stream = ;// Pipe the data:readStream;
To run the example code from the top-level application directory,
$ node ./examples/index.js
Tests
Unit tests use the Mocha test framework with Chai assertions.
Assuming you have globally installed Mocha, execute the following command in the top-level application directory to run the tests:
$ mocha
All new feature development should have corresponding unit tests to validate correct functionality.
License
Copyright
Copyright © 2014. Athan Reines.