Using NuGet libraries in your application

Andrei MarukovichLunarFrog.comtwitter: @amarukovich

What is NuGet?• Package Gallery with 65,000+ unique packages• Package manager with CLI and VS clients• NuGet libraries

Usage of the NuGet libraries• NuGet tool• Chocolatey• Squirrel• Wyam• Cake• ReSharper• LINQPad• scriptcs

What we are going to discuss• Package anatomy• Package authoring• Consuming packages using NuGet API

Package anatomy• Package is a .zip archive with .nupkg extension

XYZ.nupkg

\lib\net40

\xyz.dll\uwp10.0

\xyz.dll\netstandard13

\xyz.dll\content\toolsxyz.nuspec

Package authoring

Usage scenarios for NuGet API• Dynamically compose an application from NuGet

packages• Install/update an app plugin as a NuGet package

Demo workflow• Prepare package sources • NuGet.org, MyGet.net, local folder, etc.

• Identify a list of packages to install• A list of top level packages, requested by user or application

• Request NuGet to discover dependencies for the targeted packages• Install packages• Install target packages• Recursively install dependencies

• Use packages

Notes• NuGet is composed from more than 30 libraries• Demonstrated workflow uses 9 of this libraries• Top level packages• NuGet.DependencyResolver • NuGet.Protocol.Core.v3

• Sample is based on NuGet 3.5.0-rc1-final• API may change before the release

NuGet API

Recap• Defined package feed and available resources• PackageSource and SourceRepository

• Defined required packages• IProjectDependencyProvider and LibraryDependency

• Discovered dependencies• RemoteDependencyWalker

• Installed packages• PackageExtractor

More information• lunarfrog.com/blog• docs.nuget.org• \API\NuGet API V3

Thank you!

Andrei Marukovichcontact@lunarfrog.comtwitter: @amarukovich