| Description |
1 online resource (1 volume) : illustrations. |
| Series |
Community experience distilled |
|
Community experience distilled.
|
| Note |
Includes index. |
| Contents |
Cover; Copyright; Credits; About the Author; About the Reviewer; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Functional Patterns -- the Building Blocks; Higher-order functions; Functions as first-class citizens; Composing functions; Currying functions; Currying and composability; Decoupling with currying; Recursion; Non-tail recursion; Tail recursion; Folding abstracts recursion; Types, pattern matching, and polymorphism; Algebraic types and pattern matching; Recursive types; Polymorphism; Parametric polymorphism; Ad-hoc polymorphism; Functions, types, and patterns |
|
The strategy patternThe template pattern; The iterator pattern; Decoupling behavior and modularizing code; Lazy evaluation; Streams; Modeling change with streams; Lazy evil; Monads; Composing monads and structuring programs; Summary; Chapter 2: Patterns for I/O; I/O as a first class citizen; I/O as a functor, applicative, and monad; Imperative I/O; Lazy I/O; The problems with lazy I/O; Resource management with bracket; Iteratee I/O; Iteratee; Enumerator; Generalized iteratees, enumerators, and enumeratees; The iteratee I/O libraries; Comparing the three styles of I/O; Summary |
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Chapter 3: Patterns of CompositionFunctor; Applicative functor; Monad; Monad as functor; Monad as applicative; Sequencing actions with monad and applicative; Monads and the bind chain; Composing with monads; Monad transformers; IO in monad stacks; Sequence of stack composition; Arrows; Implementing an arrow; Arrow operators; Kleisli arrows and monad arrows; Why arrows?; Summary; Chapter 4: Patterns of Folding and Traversing; Folding over lists; Folding with monadic functions; Folding with monoids; Foldable; Mapping over lists; Traversable; A Traversable Tree |
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The traversal and the Iterator patternModernizing Haskell 98; Lenses; Deriving Lens; Writing a Lens; Composable getters and setters; Lens Traversal; Lens.Fold; The Lens library; Summary; Chapter 5: Patterns of Type Abstraction; Abstracting function types: RankNTypes; Abstracting datatypes; Universal quantification; Existential quantification and abstract datatypes; Phantom types; Generalized algebraic datatypes; Typecase pattern; Dynamic types; Heterogeneous lists; Abstracting type-classes; Multiparameter type-classes; Functional dependencies; Summary |
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Chapter 6: Patterns of Generic ProgrammingPatterns of generic programming; Patterns 1 and 2 -- functions; Pattern 3 -- polymorphic types and functions; Pattern 4 -- type-class polymorphism; Pattern 5 -- meta-programming; The Derivable type-classes; Generalized newtype deriving; Pattern 6 -- type laws; Pattern 7 -- datatype generic programming; The sum of products style; The sum of products type representation; Translating between the type and representation; Writing a datatype-generic function; Adding a new datatype; GHC.Generics -- a generic deriving mechanism; Origami programming |
| Subject |
Haskell (Computer program language)
|
|
Functional programming languages.
|
|
Functional programming (Computer science)
|
|
Haskell (Langage de programmation) |
|
Langages de programmation fonctionnels. |
|
Programmation fonctionnelle. |
|
Functional programming (Computer science) |
|
Functional programming languages |
|
Haskell (Computer program language) |
| Added Title |
Take your Haskell and functional programming skills to the next level by exploring new idioms and design patterns |
| ISBN |
9781783988730 |
|
1783988738 |
|
178398872X |
|
9781783988723 |
|
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