Professional Scala

INTRODUCTION xvCHAPTER 1: LANGUAGE FEATURES 1Static Types and Type Inference 2Implicit Parameters, Conversions, and Their Resolution 3Case Class, Tuples, and Case Object 5Abstract Class, Traits, and Sealed 6Pattern Matching 8Statements Are Expressions 9String Interpolation 9Scala Collections, immutable and mutable 10For Comprehension 12Packages, Companion Objects, Package Objects, and Scoping 13AnyVal, AnyRef, Any, and the Type Hierarchy 16Summary 17CHAPTER 2: FUNCTIONAL PROGRAMMING 19Immutability 20Pure Functions 22Recursion 23Higher-Order Functions 26Core Collection Methods 27Methods Returning a Collection 29Methods Returning a Value 31Currying and Partially Applied Functions 32Null Handling (Option) 34Strict versus Non-Strict Initialization 35Summary 36CHAPTER 3: JAVA COMPATIBILITY 37Scala and Java Collections 37Interfaces and Traits 40Scala/Java Enumerations 42Summary 43CHAPTER 4: SIMPLE BUILD TOOL 45Basic Usage 46Project Structure 47Single Project 47Scopes 49Custom Tasks 50Dependencies 50Resolvers 51Advanced Usage 52Advanced Dependencies 53Testing in the Console 55Release Management 56Deploying to Sonatype 56Packaging with SBT-Native-Packager 58Creating a Docker Image 59Common SBT Commands 60Useful Plugins 61Summary 62CHAPTER 5: MAVEN 63Getting Started with Maven and Scala 64Introducing scala-maven-plugin 67Adding Library Dependencies 70Using the REPL 71Getting Help 72Running Tests 72Joint Compilation with Java 74Accelerating Compilation with Zinc 76Summary 77CHAPTER 6: SCALA STYLE/LINT 79Scala with Style 79Scaliform 81Scapegoat 82WartRemover 82Scoverage 84Summary 84CHAPTER 7: TESTING 85ScalaTest 86Unit Tests 87Integration Testing 87Data-Driven Tests 88Performance Testing 89Acceptance Testing 90Mocks 92Load Testing 93Summary 94CHAPTER 8: DOCUMENTING YOUR CODE WITH SCALADOC 95Why Document Your Code? 96Revealing the Benefi ts 96Bookending the Continuum 96Choosing What to Document 96Scaladoc Structure 97Overall Layout 97Index Pane 98Content Pane 100Invoking the

Aliaksandr Bedrytski is a Big Data engineer at Worldline France.Janek Bogucki is a Co-Founder of Inferess Inc., and Principal Consultant (Scala and Data Science) at Combination One.Alessandro Lacava is a lead designer and developer who specializes in functional programming and Scala.Matthew de Detrich is a Software Engineer at Zalando.Benjamin Neil is a Full Stack Engineer at AppThis LLC.Visit us at wrox.com where you have access to free code samples, Programmer to Programmer forums, and discussions on the latest happenings in the industry from around the world.