Perl 6 and Parrot Essentials 2e

Preface ix Project Overview 1(8) The Birth of Perl 6 1(1) In the Beginning... 2(1) The Continuing Mission 3(6) Project Development 9(7) Language Development 9(2) Parrot Development 11(5) Design Philosophy 16(9) Linguistic and Cognitive Considerations 16(7) Architectural Considerations 23(2) Basic Syntax 25(33) Variables 25(8) Operators 33(15) Control Structures 48(10) Subroutines 58(16) Using Subroutines 58(1) Parameters 59(5) Arguments 64(2) Subroutine Stubs 66(1) Subroutine Scope 66(2) Anonymous Subroutines 68(1) Multi Subroutines 68(1) Curried Subroutines 69(1) Wrapped Subroutines 70(1) Lvalue Subroutines 71(1) Macros 71(3) Objects 74(13) Using Objects 74(1) Classes 75(4) Roles 79(3) Delegation 82(1) Private and Public 83(1) Subroutines 84(1) Submethods 84(1) Multiple Dispatch 85(2) Grammars and Rules 87(12) Using Rules 87(2) Building Blocks 89(5) Modifiers 94(2) Built-in Rules 96(1) Backtracking Control 97(1) Hypothetical Variables 97(2) Parrot Internals 99(26) Core Design Principles 99(1) Parrot's Architecture 100(5) The Interpreter 105(6) I/O, Events, and Threads 111(6) Objects 117(3) Advanced Features 120(4) Conclusion 124(1) Parrot Assembly Language 125(60) Getting Started 125(1) Basics 126(18) Working with PMCs 144(4) Flow Control 148(3) Stacks and Register Frames 151(4) Lexicals and Globals 155(4) Subroutines 159(9) Exceptions and Exception Handlers 168(1) Events 169(2) Threads 171(3) Loading Bytecode 174(1) Classes and Objects 175(7) Writing Tests 182(3) Parrot Intermediate Representation 185(18) Statements 185(1) Variables and Constants 186(4) Symbol Operators 190(1) Labels 191(1) Flow Control 192(2) Subroutines 194(7) Methods 201(2) Parrot Reference 203(60) PASM Opcodes 203(47) PIR Directives 250(4) PIR Instructions 254(4) Parrot Command-Line Options 258(5) Index 263