Learning Perl 6. Keeping the Easy, Hard, and Impossible Within Reach

Spis treści ebooka

• Preface
  • The Backstory of Perl 6
  • What You Should Already Know
  • Getting Rakudo
  • How to Use This Book
  • How to Get Help
  • Conventions Used in This Book
  • Using Code Examples
  • OReilly Safari
  • How to Contact Us
  • Acknowledgments
• 1. Introduction
  • Why Perl 6?
  • First Steps with the REPL
  • Reading the Documentation
  • Basic Syntax
    • Terms
    • Operators and Expressions
      • Before, after, and around
      • Precedence
    • Statements
    • Blocks
    • Comments
    • Unspace
    • Objects and Classes
  • Variables
    • Simple Output
    • Lexical Scope
    • Predefined Variables
  • Making and Running a Program
  • Summary
• 2. Number Guessing
  • Binding and Assignment
  • A MAIN Program
    • Program Arguments
    • Prompting for Values
  • Literal Numbers
    • Formatting Numbers
  • Numeric Operations
  • Conditional Execution
    • Boolean Values
      • Short-circuit operators
    • Comparing Things
      • Chained comparisons
      • Conditionally running a statement
    • Conditional Branching
  • Putting It All Together
  • Summary
• 3. Numbers
  • Number Types
  • Integers
    • Type Constraints
    • Smart Matching
  • Rational Numbers
  • Imaginary and Complex Numbers
  • Numbers Small and Large
  • The Numeric Hierarchy
  • Summary
• 4. Strings
  • Literal Quoting
  • Escaped Strings
    • Adverbs for Quoting
    • String Operators and Methods
    • Looking Inside Strings
    • Normal Form Grapheme
    • String Comparisons
    • Prompting for Input
    • Number to String Conversions
    • String to Number Conversions
  • Interpolated Strings
  • Here Docs
  • Shell Strings
    • Shell Safety
  • Fancier Quoting
  • Summary
• 5. Building Blocks
  • Blocks
    • Lexical Scope
    • Control Structures
    • Phasers
      • The while structure
    • Storing Blocks
    • Blocks with Parameters
      • Implicit parameters
      • Explicit signatures
      • Type constraints
  • Simple Subroutines
    • Named Subroutines
  • Whatever Code
    • Subsets
  • Summary
• 6. Positionals
  • Constructing a List
    • Iterating All the Elements
      • Reading lines of input
  • Ranges
    • The @ Coercer
  • Sequences
    • Infinite Lazy Lists
    • Gathering Values
  • Single-Element Access
    • Changing a Single Element
    • Multiple-Element Access
  • Arrays
    • Constructing an Array
    • Interpolating Arrays
    • Array Operations
    • Lists of Lists
    • Flattening Lists
    • Interesting Sublists
  • Combining Lists
    • The Zip Operator, Z
    • The Cross Operator, X
    • The Hyperoperators
    • The Reduction Operator
  • Filtering Lists
  • Transforming a List
  • Sorting Lists
  • Sorting on Multiple Comparisons
  • Summary
• 7. When Things Go Wrong
  • Exceptions
    • Catching Exceptions
    • Backtraces
    • Rethrowing Errors
    • Throwing Your Own Exceptions
    • Defining Your Own Exception Types
  • Failures
  • Warnings
  • The Wisdom of Exceptions
  • Summary
• 8. Files and Directories, Input and Output
  • File Paths
    • File Test Operators
    • File Metadata
      • File times
    • Linking and Unlinking Files
    • Renaming and Copying Files
  • Manipulating Directories
    • Directory Listings
    • Creating Directories
    • Removing Directories
  • Formatted Output
    • Common Formatting Tasks
  • The Standard Filehandles
    • Standard Output
    • Standard Error
    • Standard Input
  • Reading Input
    • Reading Lines
    • Reading a File
  • Writing Output
    • Opening a File for Writing
  • Binary Files
    • Moving Around
    • Writing Binary Files
  • Summary
• 9. Associatives
  • Pairs
    • Adverbs
    • Modifying a Pair
  • Maps
    • Checking Keys
    • Creating from a Positional
    • Checking Allowed Values
  • Hashes
    • Accumulating with a Hash
  • Multilevel Hashes
  • Summary
• 10. Using Modules
  • Installing Modules
  • Loading Modules
    • Finding the Module
      • The lib pragma
      • The environment
      • The -I switch
    • Lexical Effect
    • Loading a Module at Runtime
      • Interpolating module names
  • Fetching Data from the Web
  • Running Perl 5 in Perl 6
  • Summary
• 11. Subroutines
  • A Basic Subroutine
    • Extra Arguments
    • Explicit Returns
  • Recursing
    • Iterating Instead of Recursing
  • Storing Subroutines in Libraries
    • Exporting Subroutines
  • Positional Parameters
    • Slurpy Parameters
    • Have It Both Ways
    • Combining Slurpies
    • Optional and Default Arguments
    • Parameter Traits
    • Parameter Constraints
  • Same Name, Different Signature
    • Literal Value Parameters
    • Number of Arguments
    • Parameter Types
  • Named Parameters
    • Required Named Parameters
    • Named Parameters for Free
    • Mixed Parameters
  • Return Types
  • Summary
• 12. Classes
  • Your First Class
  • Defining Methods
    • Private Methods
    • Defining Subroutines
  • Objects
    • Private Attributes
    • Public Attributes
  • multi Methods
  • Inheriting Types
    • Checking Inheritance
    • Stub Methods
  • Controlling Object Creation
    • Building Objects
    • Tweaking Objects
  • Private Classes
  • Summary
• 13. Roles
  • Adding Behavior to Classes
    • Applying Multiple Roles
  • Methods in Roles
  • De-Conflicting Roles
  • Anonymous Roles
  • Summary
• 14. Junctions and Sets
  • Junctions
    • any
    • all
    • one
    • none
    • Some Junctive Tricks
  • Sets
    • Set Operations
  • Summary
• 15. Regular Expressions
  • The Match Operator
    • Match Operator Syntax
    • Successful Matches
    • Defining a Pattern
    • Predefined Patterns
  • Matching Nonliteral Characters
    • Matching Any Character
      • Escaping characters
      • Matching literal spaces
    • Matching Types of Characters
      • Unicode properties
      • Combining properties
    • User-Defined Character Classes
      • Character class ranges
      • Negated character classes
  • Matching Adverbs
    • Matching Either Case
    • Ignoring Marks
    • Global Matches
  • Things That Use Patterns
    • Substitutions
  • Summary
• 16. Fancier Regular Expressions
  • Quantifiers
    • Zero or More
    • Greediness
    • Zero or One
    • Minimal and Maximal
  • Controlling Quantifiers
    • Turning Off Backtracking
  • Captures
    • Named Captures
    • A Capture Tree
    • Backreferences
  • Surrounders and Separators
  • Assertions
    • Anchors
    • Conditions
    • Code Assertions
      • Matching an IPv4 address
  • Alternations
    • First Match
    • Longest Token Matching
  • Summary
• 17. Grammars
  • A Simple Grammar
  • Multiple Rules
  • Debugging Grammars
    • Grammar::Tracer
    • Grammar::Debugger
  • A Simple Action Class
    • Creating an Abstract Syntax Tree
  • Ratcheting
  • Parsing JSON
  • Parsing CSV
    • Adjusting the Grammar
    • Using Roles in Grammars
  • Summary
• 18. Supplies, Channels, and Promises
  • Supplies
    • Multiple Taps
    • Live Supplies
  • Channels
  • Promises
    • Waiting for Promises
    • Waiting for Multiple Promises
    • Managing Your Own Promises
    • Promise Junctions
  • Reactive Programming
    • Reacting in the Background
  • Summary
• 19. Controlling Other Programs
  • Quick and Easy
    • Quoted Commands
    • Safer Commands
    • Writing to a Proc
  • Procs
  • Asynchronous Control
  • Summary
• 20. Advanced Topics
  • One-Liners
  • Declarator Block Comments
  • Feed Operators
  • Destructuring Signatures
  • Defining Your Own Operators
  • Perl 5 Patterns
  • Shaped Arrays
  • Typed Containers
  • NativeCall
  • The with Topicalizer
• 21. Conclusion
• Glossary
• A. Exercise Answers
  • Answers to Preface Exercises
  • Answers to Chapter 1 Exercises
  • Answers to Chapter 2 Exercises
  • Answers to Chapter 3 Exercises
  • Answers to Chapter 4 Exercises
  • Answers to Chapter 5 Exercises
  • Answers to Chapter 6 Exercises
  • Answers to Chapter 7 Exercises
  • Answers to Chapter 8 Exercises
  • Answers to Chapter 9 Exercises
  • Answers to Chapter 10 Exercises
  • Answers to Chapter 11 Exercises
  • Answers to Chapter 12 Exercises
  • Answers to Chapter 13 Exercises
  • Answers to Chapter 14 Exercises
  • Answers to Chapter 15 Exercises
  • Answers to Chapter 16 Exercises
  • Answers to Chapter 17 Exercises
  • Answers to Chapter 18 Exercises
  • Answers to Chapter 19 Exercises
• Index

pokaż cały spis treści

ukryj recenzje