Swift on Linux

Presented at CocoaConf Austin 2016 and Pragmaconf '16 in Verona, Italy

Transcript

1. Swift on Linux
   

   View Slide

2. Hi, I’m Ben
   @subdigital
   

   View Slide

3. View Slide

4. View Slide

5. Written in Swift
   

   View Slide

6. Running on $5/mo
   Linux VPS
   

   View Slide

7. (my little secret)
   

   View Slide

8. Swift 1.0
   Sept 2014
   Swift 2.0
   Swift Open Sourced Swift 3.0!
   Sept 2015
   Dec 2015 Sept 2016
   

   View Slide

9. … but what does that mean?
   +
   github.com/apple
   

   View Slide

10. 1. Swift Language,
    Compiler, & Debugger
    (with full commit history!)
    
    

    View Slide

11. View Slide

12. View Slide

13. View Slide

14. 2. Swift Core Libraries
    

    View Slide

15. *not on Linux (yet)
    github.com/apple/swift-corelibs-foundation
    github.com/apple/swift-corelibs-xctest
    github.com/apple/swift-corelibs-libdispatch
    Foundation
    XCTest
    libDispatch*
    

    View Slide

16. 3. Swift Package Manager
    github.com/apple/swift-package-manager
    

    View Slide

17. • Defines how modules are built
    • Resolves Dependencies
    • Convention over Configuration
    

    View Slide

18. // Package.swift
    import PackageDescription
    let package = Package(
    name: “Foo”,
    dependencies: []
    )
    

    View Slide

19. View Slide

20. 4. Swift Evolution
    github.com/apple/swift-evolution
    

    View Slide

21. View Slide

22. 
    let’s play
    

    View Slide

23. vagrantup.com
    

    View Slide

24. git.io/vwJ4g
    

    View Slide

25. “Trusty Tahr”
    trusty(14.04) 64-bit
    

    View Slide

26. View Slide

27. View Slide

28. $ sudo apt-get install -y \
    git \
    clang \
    libicu-dev
    

    View Slide

29. $ Demo
    

    View Slide

30. github.com/subdigital/
    nsdateformatter
    

    View Slide

31. What Else?
    

    View Slide

32. ?
    

    View Slide

33. Wrap your favorite C library!
    

    View Slide

34. Create a modulemap:
    module CCurl [system] {
    header "/usr/include/curl/curl.h"
    link "curl"
    export *
    }
    

    View Slide

35. Add a git tag….
    $ git add .
    $ git commit -m “Initial commit”
    [master (root-commit) fa72d04] initial commit
    1 file changed, 1 insertion(+)
    $ git tag 0.0.1
    

    View Slide

36. Reference from your Package.swift
    .Package(url: “../CCurl”,
    majorVersion: 0)
    

    View Slide

37. Doing active development?
    Don’t forget to update the tag…. every time…
    

    View Slide

38. View Slide

39. Thanks!
    @subdigital
    nsscreencast.com
    

    View Slide