what is cocoapods
CocoaPods manages library dependencies for your Xcode projects
installation
CocoaPods is build with Ruby
$ sudo gem install cocoapods
sudo-less installation
- passing
--user-installflag togem install - configuring RubyGems env
create or edit .profile in your home directory
export GEM_HOME=$HOME/.gem
export PATH=$GEM_HOME/bin:$PATH
updating cocoapods
$ sudo gem install cocoapods
# to update cocoapods you simply install the gem again
$ sudo gem install cocoapods --pre
# for a pre-release version
using cocoapods
-
create a
Podfileadd your dependenciespod ‘AFNetworking’, ‘~>2.0’
pod ‘ObjectiveSugar’, ‘~>0.5’
-
run in your project directory
$ pod install
-
open
xcworkspaceand buildyour_app.xcworkspace
creating a new project with cocoapods
1. create a new project
1. in terminal `$ cd` into your project dir
1. create a Podfile by running `$ touch Podfile`
1. add first line `platform :ios, '6.0'`
1. add a cocoapod by specifying `pod 'ObjectiveSugar'`
1. save Podfile
1. run `$ pod install`
1. open 'your_app.xcworkspace'
Podfile.lock
this file keeps track of what version of a pod is installed
if dependency is updated on the Podfile
or `pod update` is called
pods in Podfile.lock will update
stackoverflow
# /usr/local/rvm/rubies/ruby-2.1.0/lib/ruby/2.1.0/pathname.rb:422:in `open': No such file or directory ...
run $ pod setup before $ pod install