Backbone.js Patterns and Best Practices

A onestop advisor to top practices and layout styles while construction functions utilizing Backtbone.js

About This Book

  • Offers recommendations to universal Backbone.js comparable difficulties that almost all builders face
  • Shows you the way to exploit customized widgets, plugins, and mixins to make your code reusable
  • Describes styles and top practices for giant scale JavaScript software structure and unit trying out functions with QUnit and SinonJS frameworks

Who This booklet Is For

This booklet is for JavaScript builders who paintings with Backbone.js and wish to profit the easiest layout styles to improve complicated net functions. simple wisdom of Backbone.js and JavaScript is essential.

What you are going to Learn

  • Develop customized plugins and mixins to minimize boilerplate on your code
  • Learn approximately spine view administration with nested perspectives, subviews, structure supervisor, and Marionette views
  • Understand template administration through storing and pre-compiling templates
  • Explore version validation with validation plugins and research version serialization and relational information administration with nested models
  • Work with collections to enforce a number of sorting and filtering behavior
  • Create good software structure with AMD and diverse renowned layout patterns

In Detail

Backbone.js is a brilliant gentle framework as a way to constitution your JavaScript codes in an MV* type. This framework is a wonderful instrument in terms of developing an equipped and modular code base for internet apps of any dimension or complexity. even supposing light-weight, Backbone.js ends up in plenty of boilerplate. studying the easiest practices and layout styles may also help you stay away from those difficulties and let you make sure that the simplest criteria are followed.

Backbone.js styles and top Practices is jam-packed with examples to help you paintings with Backbone.js elements. It additionally offers strategies to universal difficulties confronted by way of builders. It supplies an entire assessment of plugin improvement, huge scale program structure, and unit checking out as well.

Starting with a dialogue of why decreasing boilerplate on your JavaScript code is key, Backbone.js styles and most sensible Practices explains find out how to implement reusability on your code by way of developing plugins and mixins. you are going to know about styles and most sensible practices for spine perspectives, types, collections, routers, and events.

You will detect strategies to universal difficulties that builders face via uncomplicated examples, and delve into the easiest open resource plugins to be had to unravel those difficulties after they come up. This ebook is a wonderful choice of layout and implementation styles to help you constitution and enhance complicated Backbone.js purposes easily.

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Within the past instance, we did not specify the el estate. So, once we instantiated the view, the el point used to be to be had to us although it used to be now not rendered within the DOM. We needed to do that rendering explicitly by means of appending the view point to the #container point. notwithstanding, if we had pointed out the el estate pointing to the #container point within the view definition or whereas developing it really is example, we would not have to append it in particular to the record. just like the following code snippet: var UserView = spine.

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Ajax({ url: '/login', process: 'POST', info: { username: 'foo', password: 'foo' }, good fortune: functionality (response) { me. trigger('loggedin', response); [ ninety seven ] Working with occasions, Sync, and garage } }); } }); var loginView = new Login(); login. doLogin(); the opposite elements that have to do these post-login projects should still already be hearing the loggedin occasion of that loginView, and the callback functionality will execute once the development is fired: // in another part loginView. on('loggedin', function(response){ // Do anything }); you could cross a few parameters whereas triggering the development too; this information should be to be had within the occasion callback process as arguments: // go a number of information me.

User); // Execution occurs the following this. consumer. getNameAsArray(); // Now we confirm no matter if the expectancies are met or now not mock. verify(); }); [ 134 ] Chapter eight We use an analogous person version right here and create a ridicule with a consumer example. Then we set the expectancy at the mock to determine even if the getNameAsArray() strategy is termed just once on that consumer example. a majority of these expectancies are set previously and we make sure all of them jointly on the finish. distinction among mocks and stubs Now, simply because stubs and mocks are related in performance, you could ask yourself why and in the event you may still use a ridicule rather than a stub.

Spine. js presents how to simplify the JavaScript software constitution, which was once basically a nightmare, even many years in the past. this day, we have now moved some distance from tightly coupled jQuery-based functions to heavy frontend functions, and a huge element of the applying common sense now will depend on the UI half. this implies organizing the applying constitution is now essentially the most major features of software improvement, and will look after the reusability, modularity, and testability of the elements of an program.

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