Mastering F#电子书

Mastering F#

Mastering F#

Credits

About the Authors

About the Reviewer

www.PacktPub.com

Why subscribe?

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Errata

Piracy

Questions

1. Getting Started in F#

Key features of F#

Functional and imperative languages

F# and integrated development environments

Using F# with Visual Studio

F# project structure

F# Script File

Using the F# Interactive window

The Visual Studio interactive window

The FSI interactive window

Basic values

Getting started with functions

Partially applied functions

Recursive functions

Higher-order functions

Summary

2. Functional Core with F#

F# primitive types

The unit type

Operator precedence

Custom operators

Immutability, type declarations, and strong type inference

Pattern matching

Functions with pattern matching

Pattern expressions

Guard expressions

Incomplete matches

Wildcard pattern

Tuples

Value matching

Records

Updating records

Functional update

Mutable fields

Field label declarations

Value matching

Common Language Infrastructure mutable records

Union cases

Options in F#

Structural equality and comparison

Custom equality and comparison

Reference cells and side-effects

Active patterns

Partial active patterns

Summary

3. Data Structures in F#

F# Collections

Sequence

Sequence expressions

Working with Seq functions

Creating sequences

Searching and finding elements

Sequence generators

Sequence computation operations

Arrays

Working with Array functions

Arrays and tuples

Array comprehensions

Array.Parallel module

Lists

Tail recursion

List and tuples

List comprehensions

Sets

Map

Advanced data structures

Binary trees

Balanced red-black trees

Summary

4. Imperative Programming in F#

Control structures

Looping

The for...to expression

The for...in expression

The while...do expression

Conditions

Working with conditions

Object-oriented programming

Defining a class

Constructors

Structs

Declaring fields, properties, methods, and static methods

Fields

Explicit fields

Properties

Static properties

Indexed properties

Methods

Static methods

Abstract and virtual methods

Parameters

Inheritance

Abstract

Defining an interface

Implement interface in F# types

Interface inheritance

Extensions

Generics

Using generic constructs

Wildcard generic constructs

Generic constraints

Generic extensions

Using LINQ in F#

Events

Declaring events

Event processing

Declaring delegates

Observables

Interop with C#

Optional parameters

Algebraic data types

Generic extensions consumable in C#

Exposing F# functionality to C#

Summary

5. Asynchronous Programming

Asynchronous workflows in F#

Using let!

Understanding async workflows

Async module

Async.AsBeginEnd

Async.AwaitEvent

Async.AwaitIAsyncResult

Async.AwaitWaitHandle

Async.AwaitTask

Async.FromBeginEnd

Async.FromContinuations

Async.Start

Async.StartChild

Async.StartAsTask

Async.StartChildAsTask

Async.StartImmediate

Async.SwitchToNewThread

Async.SwitchToThreadPool

Async.SwitchToContext

Async.Parallel

Async.OnCancel

Actor programming with MailboxProcessor

Design patterns with MailboxProcessor

Type-safe MailboxProcessor, an imperative approach

Type-safe MailboxProcessor, a functional approach

Messages and union types

Reporting results from the mailbox

Agents and errors

MailboxProcessor functions

Implementing a non-blocking queue

Reactive programming with async workflows

Summary

6. Type Providers

SQL type provider

Preparing the test database

Using the type provider

Querying the data

SQL entity type provider

Using the type provider

Querying the data

OData type provider

Prerequisites

Using the type provider

Querying the data

Web service type provider

Prerequisites

Using the type provider

Querying the data

Data analysis with type providers

Prerequisites

Using the type provider

Query builder

Summary

7. Web Programming in F#

ASP.NET Web API 2

Suave

Routing with Suave

Templating with Suave

WebSharper

Installing WebSharper

Sitelets

UI.Next

Fable

Using Fable with React

Summary

8. Application Development in F#

GitHub Electron

npm

webpack

Using React components with Electron

npm start

Automatic refresh on code changes

Using Node APIs from the renderer process

Summary

9. Testing in F#

Unit testing

Unit tests with NUnit

Setting up the test environment

Mocking

F# idiomatic assertions

Asynchronous tests

Running NUnit tests with FAKE

NUnit and Fable

Property-based testing

Integrating FsCheck and NUnit

Automated browser testing

Summary

10. Distributed Programming in F#

Actor Model

MailboxProcessor

Akka.NET

Supervision

Remote actors

Summary