Metaprogramming Ruby by Perrotta, Paolo -- Read -- Imperial Library of Trantor

Index

Metaprogramming Ruby Table of Contents 1: Foreword 2: Acknowledgments 3: Introduction

The “M” Word About This Book About You

Part 1 Metaprogramming Ruby 4: Monday: The Object Model

Monday with Bill Open Classes The Truth About Classes Quiz: Missing Lines What Happens When You Call a Method? Quiz: Tangle of Modules Object Model Wrap-Up

5: Tuesday: Methods

A Duplication Problem Dynamic Methods method_missing() Quiz: Bug Hunt More method_missing()

6: Wednesday: Blocks

How to Handle Hump Day Quiz: Ruby# Closures instance_eval() Callable Objects Writing a Domain-Specific Language Quiz: A Better DSL

7: Thursday: Class Definitions

Class Definitions Demystified Quiz: Class Taboo Singleton Methods Eigenclasses Quiz: Module Trouble Aliases Quiz: Broken Math

8: Friday: Code That Writes Code

Leading the Way Kernel#eval Quiz: Checked Attributes (Step 1) Quiz: Checked Attributes (Step 2) Quiz: Checked Attributes (Step 3) Quiz: Checked Attributes (Step 4) Hook Methods Quiz: Checked Attributes (Step 5)

9: Epilogue Part 2 Metaprogramming in Rails 10: The Design of ActiveRecord

Preparing for the Tour The Design of ActiveRecord Lessons Learned

11: Inside ActiveRecord

Dynamic Attributes Dynamic Finders Lessons Learned

12: Metaprogramming Safely

Testing Metaprogramming Defusing Monkeypatches Lessons Learned

Part 3 Appendixes 13: Common Idioms

Mimic Methods Nil Guards Tricks with Method Arguments Self Yield Symbol#to_proc()

14: Domain-Specific Languages

The Case for Domain-Specific Languages Internal and External DSLs DSLs and Metaprogramming

15: Spell Book

The Spells

16: Bibliography