Managing your dependencies using Carthage

Using a dependency manager is cool, but you know what is cooler? ANOTHER DEPENDENCY MANAGER!

Transcript

1. Managing&your&dependencies&using&
   CocoaPods&Carthage
   Cocoaheads)Montréal)02/2015
   

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2. Why$do$we$need$a$new$dependency$
   manager$for$iOS$/$OSX?
   

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3. We#don't.
   

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4. Thanks!
   

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5. Dependency(management?
   Automa'ng*the*process*of*installing,*
   upgrading,*configuring,*and*removing*libraries
   

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6. Cocoapods(VS(Carthage
   

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7. Cocoapods!VS!Carthage
   • Ruby&based,&Centralized&repository,&kinda&intrusive
   • List&dependencies&in&a&“Podfile”,&share&your&libs&using&a&JSON&
   “podspec”&file
   • Framework&support&since&0.36
   • AutomaKc&doc&generaKon&at&cocoadocs.org
   • PLUGINS&(ex:&github.com/orta/cocoapodsPkeys)!
   

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8. Cocoapods!VS!Carthage
   h"ps:/
   /github.com/search?u48=✓&q=filename%3APodfile
   

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9. Cocoapods(is(s*ll(a(great(tool(and(
   you((probably)(don't(need(to(switch
   

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10. Carthage
    • S#ll%really%fresh
    • Another%nice%tool%from%Github
    • (Painfully?)%wri

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11. Cocoapods(VS(Carthage
    h"ps:/
    /github.com/search?u48=✓&q=filename%3ACartfile
    

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12. Ge#ng&started&with&Carthage
    • Visit&github.com/Carthage/Carthage
    • Go&to&releases&and&download&latest
    • Open&*.pkg&blahblahblah
    or
    ! ~ $ brew install carthage
    

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13. Ge#ng&started&with&Carthage
    ! ~ $ carthage
    

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14. Carthage(leverages(the(power(of(Frameworks
    • Available)on)OSX)since)~1977)(*reference)required)
    • Available)on)iOS)since)Facebook)and)Dropbox)figured)a)way)to)
    cheat
    • Available)on)iOS)since)iOS)8
    • Frameworks)can)contain)a)lot:)Views,)Controls,)Resources)(cf)
    WWDC)#416)
    

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15. A"basic"Cartfile
    Add#your#dependencies#(github#repo,#URL#to#git#repository)#into#a#
    Cartfile
    github "realm/realm-cocoa" == 0.90.3
    github "Palleas/ReactiveCSVParser" "master"
    

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16. Installing)/)Upda.ng)dependencies
    $ `carthage update`
    • Carthage)will)fetch)all)the)dependencies)in)the)Carthage/
    Checkouts)folder)and)build)the)shared)schemes
    • A)Cartfile.resolved)that)you/have/to/commit)will)be)generated
    • Frameworks)will)be)generated)in)Carthage/Build,)simply)drag)
    them)in)your)project
    

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17. Submodules*are*cool*again!
    $"carthage"update"!!use!submodules
    (Don't'worry,'Carthage'handle'the'hard'part'automagically)
    

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18. I"have"been"using"Carthage"for"a"few"weeks"
    now
    

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19. I"tested"it"with"a"CSV"parser"I"wrote
    github.com/Palleas/Reac2veCSVParser
    

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20. Sharing(my(framework:(share(the(scheme
    

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21. Sharing(my(framework:(tag(and(push!
    $ git tag 0.0.1
    $ git push origin master --tags
    (Note&that&you&can&use&a&branch,&a&commit,&anything&git rev-
    parse&will&understand)
    

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22. Adding&my&framework
    (Because(I(like(my(framework)
    $ echo 'Palleas/ReactiveCSVParser "~> 0.0.1"' >> Cartfile
    $ carthage update
    

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23. Or#if#I#want#to#contribute...
    $ git clone git@github.com:Palleas/Catalog.git
    $ cd Catalog
    $ carthage bootstrap
    

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24. Some%issues%I%got
    Adding&a&framework&with&no&shared&schemes
    *** Fetching realm-cocoa
    *** Checking out realm-cocoa at "b30"
    *** xcodebuild output can be found in /var/folders/qt/nys5f4b154x88ysnv0bccdbm0000gn/T/carthage-xcodebuild.uEWmAC.log
    Project "TightDbObjcDyn.xcodeproj" has no shared schemes
    

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25. Project
    "TightDbObjcDyn.xcodeproj"
    has no shared schemes
    (Wat?)
    

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26. Some%issues%I%got
    Using&Carthage&(well&actually,&it's&Frameworks)&
    in&a&command&line&tool
    (TL;DR:(It's(a(pain)
    

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27. Con$nuous'Integra$on
    (Yes,&again.)
    

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28. Se#ng&up&travis/ci
    Carthage(is(not(included(in(Travis3ci((yet?)
    #!/usr/bin/env bash
    echo "*********** Installing Carthage ***********"
    brew update
    brew install carthage --HEAD
    

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29. Se#ng&up&travis/ci
    Carthage(will(build(all(your(schemes,(even(the(one(you(
    don't(need
    echo "*********** Installing dependencies with Carthage ***********"
    carthage bootstrap --no-build
    find Carthage/Checkouts -type f -name "*iOS*.xcscheme" -delete
    carthage build
    

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30. Conclusion
    Carthage(is(great.(It(provides(less(features(
    than(Cocoapods(but(is(easier(to(use
    

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31. Thanks!
    (Want&a&book?)
    (Photos'©'Camille'Furno'!)
    

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