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Super Spectacular Server-Side Swift Presented by Edward Jiang 6/9/16 at Swift Lang Meetup

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Hi, I’m Edward! @EdwardStarcraft: Developer Evangelist @Stormpath. Formerly iOS @PadMapper, Founder @StudentRND.

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Why Swift for Web? • Fast • Safe • Expressive • Developers love Swift!

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Over 15,000 stars on GitHub Zewo

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Perfect • Most stars (7,200+) • Aims to be like “Rails” for Swift • Boasts an impressive set of features

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Perfect

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Vapor • 4,000+ stars • Laravel-inspired • Aims to be expressive, yet simple • Excellent documentation

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Vapor

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IBM Kitura • 3,000+ stars • Express.js inspired

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Kitura

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Zewo • Super modular (50+ packages) • Base components interchangeable with Vapor

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Open Swift

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Zewo

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Swift Web Frameworks Perfect Vapor Kitura Zewo Swift Version 2.2 2016-05-31 2016-05-09 2016-04-12 Template Engine ✓ ✓ ✓ ✓ ORM ✓ ✓ ✓

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Why So Many Swift Versions?

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Swift Package Manager

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Let’s build our first Vapor app!

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Step 1: Install Swift Version Manager

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Install Swift Version Manager $ git clone https://github.com/kylef/swiftenv.git ~/.swiftenv $ echo 'export SWIFTENV_ROOT="$HOME/.swiftenv"' >> ~/.bash_profile $ echo 'export PATH="$SWIFTENV_ROOT/bin:$PATH"' >> ~/.bash_profile $ echo 'eval "$(swiftenv init -)"' >> ~/.bash_profile

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Install Swift 5-31 $ swiftenv install DEVELOPMENT-SNAPSHOT-2016-05-31-a

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Initialize Your Project $ mkdir HelloWorld $ cd HelloWorld $ swiftenv local DEVELOPMENT- SNAPSHOT-2016-05-31-a $ swift package init --type executable Creating executable package: HelloWorld Creating Package.swift Creating Sources/ Creating Sources/main.swift Creating Tests/

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Add Vapor to your Package.swift import PackageDescription let package = Package( name: "HelloWorld", dependencies: [ .Package(url: "https://github.com/ qutheory/vapor.git", majorVersion: 0, minor: 10) ] )

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Open in Xcode $ swift package generate-xcodeproj $ open HelloWorld.xcodeproj

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Code!

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Let’s Run This!

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Now…to deploy to the web!

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Now…to deploy to the web! $ git init $ heroku create $ heroku buildpacks:set https:// github.com/kylef/heroku-buildpack-swift $ echo 'web: HelloWorld --port=$PORT' >> Procfile $ git add . $ git commit -m "created project" $ git push heroku master

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And we’re running!

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Is Server-Side Swift Ready for Production?

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No. • Foundation still incomplete on Linux • Managing Swift Versions & Dependencies can be hell • Should be a lot better after the Swift 3 Preview or Release

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But will it be awesome?

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Contributing • Vapor, Zewo, Open Swift easiest to contribute • Join their Slack channels!