S F S F D D Xavier Rubio Jansana  @teknik_tdr  https://xrubio.com  https://github.com/xrubioj/ 

W ? W ? A framework is a collection of... ...code ...assets ...images ...more 

F != F != Dynamic vs static Bundle vs just code 

P P Allows reutilization Favors encapsulation Favors defining boundaries 

C C Harder to maintain Harder to prototype ↔ architect Slower iteration 

H ? H ? Manual + git submodules... Carthage CocoaPods Swi Package Manager 

M M Completely manual (download or copy) Git submodules ⚠ Detached heads ✅ Exact point in time In both cases, manual integration 

C C Not centralized Manual steps More control 

C P C P Well known Automated Less control ("blackbox") 

S P S P M M New, less support Server projects 

C P C P 

P P .bash_profile / .zshrc / ... Installing export GEM_HOME=$HOME/.gem export PATH=$GEM_HOME/bin:$PATH $ gem install cocoapods --user-install 

B B $ pod init $ pod install $ pod update $ pod outdated 

P P platform :ios, '9.0' target 'MyApp' do use_frameworks! pod 'Alamofire', '~> 4.5.0' target 'MyAppTests' do inherit! :search_paths end end 

S S PATCH: bugfixes, doesn't add features MINOR: new features, no breaking changes MAJOR: breaking changes MAJOR.MINOR.PATCH semver.org 

S S Exact version  0.1 Comparators  > 0.1  >= 0.1  < 0.1  <= 0.1 Optimistic comparator  ~> 0.1.2  ~> 0.1 

P . P . Allows pinning versions → reproducible builds Add it to the repo Alternatively, add Pods directory Using exact versions in the Podfile is not enough 

M C P M C P 

P P $ pod spec create Lipsum Specification created at Lipsum.podspec $ 

P P Pod::Spec.new do |s| s.name = "Lipsum" s.version = "0.0.1" s.summary = "Simple Lorem Ipsum generator framework example." s.description = <<-DESC Simple Lorem Ipsum generator to support the talk Swify Framework Development for pragmatic developers. DESC s.homepage = "http://xrubio.com/talks" s.license = { :type => "MIT", :file => "LICENSE" } s.author = "Xavier Rubio Jansana" s.social_media_url = "http://twitter.com/teknik_tdr" s.platform = :ios, "9.0" s.source = { :git => "https://github.com/xrubioj/swifty-framework-Lipsum.git", :tag => "#{s.version}" } s.source_files = "Lipsum", "Lipsum/**/*.{h,m,swift}" end 

U P U P platform :ios, '9.0' target 'SampleLipsumApp' do use_frameworks! pod 'Lipsum', :path => '../Lipsum' #target 'SampleLipsumAppTests' do # inherit! :search_paths #end end 

L ' ! L ' ! $ pod install Analyzing dependencies Fetching podspec for `Lipsum` from `../Lipsum` Downloading dependencies Installing Lipsum (0.0.1) Generating Pods project Integrating client project [!] Please close any current Xcode sessions and use `SampleLipsumApp.xcworkspace` for this project from now on. Sending stats Pod installation complete! There is 1 dependency from the Podfile and 1 total pod installed. 

$ open SampleLipsumApp.xcworkspace 

H H Remember public Development Pods pod update not needed 

P P Create framework project Create podspec echo "4.0" > .swift-version pod lib lint Commit and push to repo Tag with version ("0.0.1") and push pod trunk push Lipsum.podspec --allow-warnings 

N N Run tests Update podspec (version!) pod lib lint Commit and push to repo Tag with new version ("0.0.2") and push pod trunk push Lipsum.podspec --allow-warnings 

P P P P Create a git repo Add: pod repo add private-repo https://github.com/xrubioj/swifty- framework-private-repo.git Push Podspec: pod repo push private-repo Lipsum.podspec Update your Podfile with source 

U P U P platform :ios, '9.0' source 'https://github.com/CocoaPods/Specs.git' source 'https://github.com/xrubioj/swifty-framework-private-repo.git' target 'SampleLipsumApp' do use_frameworks! pod 'Lipsum', '~> 0.0.1' #target 'SampleLipsumAppTests' do # inherit! :search_paths #end end 

Q ? Q ? 

Swi y Framework Development for pragmatic developers T ! T ! Xavier Rubio Jansana This talk is available at:  @teknik_tdr  https://xrubio.com  https://github.com/xrubioj/ https://xrubio.com/talks/talk-swi y-frameworks/