Chapter 6. Custom Types
Puppet is about configuration management. As you write more and more code in Puppet, patterns will begin to emerge—sections of code that repeat with minor differences. If you were writing your code in a regular scripting language, you'd reach for a function or subroutine definition at this point. Puppet, similar to other languages, supports the blocking of code in multiple ways; when you reach for functions, you can use defined types; when you overload an operator, you can use a parameterized class, and so on. In this chapter, we will show you how to use parameterized classes and introduce the define function to define new user-defined types; following that, we will introduce custom types written in Ruby.
Parameterized classes ...
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