June 2014
Intermediate to advanced
536 pages
15h 18m
English
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Chapter 4. Modules and program organization
This chapter covers
- Encapsulation of behavior in modules
- Modular extension of classes
- The object method-lookup path
- Handling method-lookup failure
- Establishing namespaces with modules and nesting
This chapter will introduce you to a Ruby construct that’s closely related to classes: modules. As their name suggests, modules encourage modular design: program design that breaks large components into smaller ones and lets you mix and match object behaviors.
Like classes, modules are bundles of methods and constants. Unlike classes, modules don’t have instances; instead, you specify that you want to add the functionality of a particular module to that of a class or of a specific object.
It’s no accident ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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