Practical Object-Oriented Design in Ruby: An Agile Primer

Index

| | = operator, 43, 48–49

Abstract

behavior, promoting, 120–123

classes, 117–120, 235, 237

definition of, 54

superclass, creating, 117–120

Abstractions

extracting, 150–153

finding, 116–129

insisting on, in writing inheritable code, 159

recognizing, 54–55

separating from concretions, 123–125

supporting, in intentional testing, 194

template method pattern, 125–129

Across-class types, 86

Ad infinitum, 3

Aggregation, 183–184

Agile, 8–10

Antipattern

definition of, 109, 111

recognizing, 158–159

Argument-order dependencies, removing, 46–51

defaults, explicitly defining, 48–49

hashes for initialization arguments, using, 46–48

multiparameter initialization, isolating, 49–51

Automatic message delegation, 105–106

Behaves-like-a relationships, 189 ...