Refactoring Fundamentals

Introduction 2m 10s What is Refactoring? 4m 26s Why Should You Refactor? 1m 41s Technical Debt 1m 31s When Should You Refactor 4m 51s Refactoring Principles 1m 43s The Refactoring Process 1m 50s Demo: Characterization Tests 2m 51s Refactoring Tips 1m 11s Refactoring Tools 1m 51s Premature Optimization 1m 3s Refactoring and Tests 1m 9s Demo: A Simple Refactoring 2m 30s Summary 1m 23s

Introduction 0m 44s Code Smells 1m 38s Principle of Least Surprise 1m 27s Organizing Code Smells 0m 48s The Bloaters 0m 54s Long Method 3m 58s Long Method Examples 19m 11s Primitive Obsession 5m 36s Long Parameter List 6m 52s Data Clumps 2m 18s Combinatorial Explosion 2m 22s Oddball Solution 0m 43s Class Doesn't Do Much 0m 29s Required Setup/Teardown Code 0m 57s Summary 0m 46s

Introduction 0m 45s The Obfuscators 0m 39s Regions 4m 34s Comments 8m 25s Poor Names 8m 47s Vertical Separation 0m 56s Inconsistency 0m 32s Obscured Intent 1m 3s Summary 0m 44s

Introduction 0m 47s Switch Statements 5m 4s Temporary Field 4m 7s Alternative Classes with Different Interfaces 1m 34s Class Depends on Subclass 4m 28s Inappropriate Static 0m 58s Summary 1m 35s

Introduction 0m 43s Change Preventers 1m 8s Divergent Change 0m 56s Shotgun Surgery 1m 29s Parallel Inheritance Hierarchies 1m 58s Inconsistent Abstraction Levels 2m 7s Conditional Complexity 5m 53s Poorly Written Tests 1m 3s Summary 0m 59s

Introduction 0m 30s The Dispensables 0m 25s Lazy Class 1m 10s Data Class 3m 12s Duplicate Code 1m 56s Dead Code 1m 47s Speculative Generality 2m 23s Summary 1m 22s

Introduction 0m 30s The Couplers 0m 43s Feature Envy 3m 43s Inappropriate Intimacy 1m 57s Law of Demeter 3m 51s Indecent Exposure 0m 49s Message Chains 0m 50s Middle Man 0m 56s Tramp Data 0m 37s Artificial Coupling 0m 39s Hidden Temporal Coupling 2m 55s Hidden Dependencies 4m 59s Summary 1m 56s

Introduction 0m 36s Environment Smells 8m 5s Test Smells 1m 31s Not Enough Tests 2m 14s DRY vs. DAMP 1m 36s Fragility 15m 56s The Liar 1m 29s Excessive Setup 1m 9s The Giant 0m 47s The Mockery 1m 8s The Inspector 0m 47s Generous Leftovers 1m 34s The Local Hero 0m 40s The Nitpicker 1m 4s The Secret Catcher 1m 12s The Loudmouth 1m 3s The Greedy Catcher 0m 49s The Sequencer 0m 25s The Hidden Dependency 1m 18s The Enumerator 0m 46s The Stranger 0m 49s The OS Evangelist 0m 49s Success Against All Odds 1m 19s The Free Ride 0m 46s The One 0m 43s The Peeping Tom 0m 49s The Slow Poke 0m 53s The Contradiction 1m 9s Roll the Dice 6m 22s Hidden Tests 1m 56s Second Class Citizens 0m 46s Wait and See 1m 30s Inappropriate Test Group 1m 5s The Optimist 0m 39s The Sleeper 1m 5s The Void 0m 23s Summary 1m 10s

Introduction 0m 45s Extract Method 1m 46s Rename Method 3m 0s Demo: Extract and Rename Method 4m 48s Inline Method 1m 55s Introduce Explaining Variable 1m 54s Inline Temp 0m 57s Replace Temp with Query 1m 22s Demo: Replace Temp with Query 2m 46s Split Temporary Variable 1m 35s Parameterize Method 1m 17s Replace Parameter with Explicit Methods 2m 9s Add Parameter 1m 28s Remove Parameter 3m 26s Separate Query from Modifier 3m 38s Summary 0m 36s

Introduction 0m 39s Preserve Whole Object 3m 2s Replace Parameter with Method 1m 41s Introduce Parameter Object 2m 24s Remove Setting Method 1m 33s Hide Method 0m 58s Replace Constructor with Factory Method 2m 39s Replace Error Code with Exception 3m 4s Remove Assignments to Parameters 1m 1s Replace Exception with Test 2m 22s Replace Method with Method Object 4m 31s Compose Method 3m 16s Substitute Algorithm 2m 48s Summary 0m 55s

Introduction 1m 0s Encapsulate Field 2m 3s Encapsulate Collection 3m 10s Move Field 2m 24s Move Method 4m 33s Extract Class 2m 32s Inline Class 1m 31s Extract Interface 2m 8s Extract Subclass 2m 54s Extract Superclass 4m 1s Hide Delegate 2m 17s Remove Middle Man 1m 51s Summary 0m 46s

Introduction 0m 44s Pull Up Field 2m 23s Push Down Field 2m 3s Pull Up Method 3m 20s Push Down Method 2m 18s Collapse Hierarchy 2m 48s Replace Inheritance with Delegation 3m 32s Replace Delegation with Inheritance 2m 37s Replace Type Code with Class 4m 41s Replace Type Code with Subclasses 3m 7s Replace Conditional with Polymorphism 3m 50s Summary 0m 46s

Introduction 1m 4s Encapsulate Classes with Factory 3m 38s Form Template Method 4m 48s Introduce Null Object 5m 26s Move Accumulation to Visitor 8m 3s Move Embellishment to Decorator 6m 52s Replace Conditional Dispatcher with Command 5m 30s Replace Conditional Logic with Strategy 6m 27s Replace State-Altering Conditionals with State 8m 2s Replace Type Code with State (or Strategy) 3m 53s Unify Interfaces with Adapter 8m 24s Summary 1m 2s

Introduction 3m 44s Gilded Rose Kata Setup 2m 3s Beginning the Kata 3m 3s Adding First Tests 7m 58s Testing Aged Brie 3m 13s Testing Sulfuras 0m 56s Testing Backstage Passes 3m 1s Refactoring with StoreItem 7m 8s Testing Individual Strategies 5m 55s Adding Conjured Item Support 7m 38s Summary 2m 28s