Cocoa pods iOSDevUK 14 talk: managing your libraries

Bore%Da!• Diego'Freniche

• @dfreniche

• I'develop'Apps

• also'teach'people'how'to'do'it

• iOS/Android/BB10/webOS/...

Ultra&geek*CV:*h/ps://github.com/dfreniche/cv

Warning!• This&talk&is&maybe&Dave&Addey&approved

• I'm&going&to&talk&about&lots&of&third&party&libraries,&specially&for&networking&code,&so&for$sure$is$not$Markus$Zarra$approved!

The$tradi*onal*$approach$to$library$managementlike%in%"tradi,onal"%==%bad

• write'your'code

• find'some'libraries'on'StackOverflow

• download'them'from'github

• unzip'&'add'to'your'project

• which%folder%do%I%have%to%add%to%my%project?

• try'to'keep'that'mess'organized

• ...'good'luck'with'that'

What%if...?• there's(a(new(version(of(your(libs(with(more(features?

• there's(a(fixed(bug(you(don't(know(about?

• GOTO$Tradi)onal$approach

Cocoa%Pods%light%introduc1on• Abstract

• The,idea

• The,Philosophy,behind,Cocoa,Pods

• Something,very,clever,here

• Are,you,s;ll,awake?

• Kill,by,PowerPoint

Slide&1&/&300

Talk%is%cheap.%Show%me%the%code.• Linus'Torvalds

Install'Cocoa'Pods

The$easy$way:

$ sudo gem install cocoapods

Update'Cocoa'Pods

GOTO EASY_WAY

A"pod"file

platform :ios, '7.0'

pod "AFNetworking", "~> 2.0"

pod "ARAnalytics", "~> 2.7"

Create&pod&file

$ pod init

Using&more&than&one&target?

platform :ios, "6.0"

target "SuperHeroes" do

end

target "SuperHeroesTests" do

end

Final&pod&fileplatform :ios, "6.0"

target "SuperHeroes" do

pod 'AFNetworking', '~> 2.2'pod "NSLogger"

end

target "SuperHeroesTests" do

end

Install'podspod install

Analyzing dependenciesDownloading dependenciesInstalling AFNetworking (2.3.1)Installing NSLogger (1.2)Generating Pods projectIntegrating client project

[!] From now on use `SuperHeroes.xcworkspace`.

[!]$From$now$on$use$SuperHeroes.xcworkspace.

[!]$From$now$on$use$SuperHeroes.xcworkspace.

Duplicated+code!

Delete%duplicated%code...%Sweet!

Change'imports

#import "NSLogger.h"

becomes:

#import <NSLogger.h>

It#compiles#and#runBut$doesn't$run$tests

link_with 'MainTarget', 'MainTargetTests'Move pods to common area 'MainTarget'

$ pod install

Because'StackOverflow

Edit%Podfile%within%Xcode• even%install%Pods%using%Alcatraz%+%Cocoa%Pods%plugin

• Run%pod install%from%Xcode!

Use$Groups,$please!• But%groups%alone%doesn't%suffice

• No%Finder%organiza7on

Enter&Synx!• h#ps://github.com/venmo/synx

• Install9it:

$ sudo gem install synx

• Use%it

$ synx SuperHeroes.xcodeproj/

Our$own$libraries$as$Pods

You$need$two$things• Your&library&repo

• A&PodSpec,&inside&a&repo

Add#that#PodSpec#to#the#Cocoapods#specs

git initgit add README.mdgit commit -m "Initial commit"git remote add origin https://github.com/dfreniche/Private-CocoaPods.gitgit push -u origin master

cd MarvelAPIHelper/0.0.1/

Create&the&Spec

pod$spec$create$PrivateLibrary

Check&the&spec

pod$spec$lint$PrivateLibrary.podspec

Add#repo#to#CocoaPods#list

pod$repo$add$MarvelAPIHelper$h0ps://github.com/dfreniche/Private>CocoaPods.git

Update'the'spec

pod$repo$update$MarvelAPIHelper

How$to$remove$a$Private$Repo

pod$repo$remove$[name]

Check&our&newly&installed&spec!

cd ~/.cocoapods/reposcd MarvelAPIHelper/pod repo lint .

Success!/usr/bin/pod install

Analyzing dependenciesDownloading dependenciesUsing AFNetworking (2.3.1)--> Installing MarvelAPIHelper (0.0.1)Using NSLogger (1.2)Using OCHamcrest (4.0.1)Using OCMockito (1.3.0)Using TPWeakProxy (1.0.0)Generating Pods projectIntegrating client project

Review• CocoaPods:*best*tool*for

• 3rd*party*library*management

• conflict*/*dependencies*resolu;on

• stay*updated

• managing*your*own*libraries

Thanks!Everything+was+crystal+clear,+so+no+ques5ons+

needed

Contact'/'send'beer:'@dfreniche

Links• h#p://cocoapods.org

• Private4pod4spec4repo:4h#ps://github.com/dfreniche/Private:CocoaPods

• Example4App4using4Pods4and4the4private4Pod:4h#ps://github.com/dfreniche/MarvelAPIHelper