cocoapods_public_headers.rb

require 'rubygems'
require 'cocoapods-downloader'
require 'cocoapods-core'
require 'cocoapods'

@spec = Pod::Spec.new do |s|
  s.name         = "MSActiveConfig"
  s.version      = "1.0.1"
  s.summary      = "Remote configuration and A/B Testing framework for iOS."
  s.homepage     = "https://github.com/mindsnacks/MSActiveConfig"

  s.license      = { :type => 'MIT', :file => 'LICENSE' }
  s.author       = { "Javier Soto" => "ios@javisoto.es" }
  
  s.source       = { :git => "https://github.com/mindsnacks/MSActiveConfig.git", :tag => "v1.0.1" }
  s.platform     = :ios, '6.0'
  s.source_files = 'MSActiveConfig/Classes/*.{h,m}'
  s.private_header_files = 'MSActiveConfig/Classes/*+Private.h'
  s.requires_arc = true
end

$active_folder = "active"
@download_location = $active_folder + "/download/#{@spec.name}/#{@spec.version}/#{@spec.name}"

# download
downloader = Pod::Downloader.for_target(@download_location, @spec.source)
downloader.cache_root = @cache_path
downloader.download

# extract headers from sandbox'd download files
download_location = $active_folder + "/download/#{@spec.name}/#{@spec.version}/#{@spec.name}"
pathlist = Pod::Sandbox::PathList.new( Pathname.new(download_location) )  
headers = []

[@spec, *@spec.subspecs].each do |internal_spec|

  if internal_spec.attributes_hash["source_files"]
    internal_spec.available_platforms.each do |platform|
      consumer = Pod::Specification::Consumer.new(internal_spec, platform)
      accessor = Pod::Sandbox::FileAccessor.new(pathlist, consumer)
      
      headers += accessor.public_headers.map{ |filepath| filepath.to_s }
    end
  else
    puts "Skipping headers for #{internal_spec}".blue
  end
end

p headers.uniq