Stash work on making specs green. This is taking a somewhat incorrect approach:

The installer should just instantiate the LocalPod class with the
platform, so that it only needs to query tha values it really needs from
the Specification.

lib/cocoapods/local_pod.rb

@@ -57,7 +57,7 @@ module Pod
     end
     
     def clean_paths
-      expanded_paths(specification.clean_paths)
+      expand_paths(specification.clean_paths)
     end
     
     def resources
@@ -65,7 +65,9 @@ module Pod
     end
 
     def header_files
-      source_files.select { |f| f.extname == '.h' }
+      result = {}
+      source_files.each { |platform, files| result[platform] = files.select { |f| f.extname == '.h' } }
+      result
     end
     
     def link_headers
@@ -87,7 +89,9 @@ module Pod
     private
     
     def implementation_files
-      source_files.select { |f| f.extname != '.h' }
+      result = {}
+      source_files.each { |platform, files| result[platform] = files.select { |f| f.extname != '.h' } }
+      result
     end
     
     def relative_root
@@ -95,6 +99,14 @@ module Pod
     end
     
     def copy_header_mappings
+      hash = {}
+      header_files.each { |platform, files| hash[platform] = copy_header_mappings_for_files(files) }
+      hash
+    end
+
+    # TODO this is being overriden in the RestKit 0.9.4 spec, need to do
+    # something with that, and this method also still exists in Specification.
+    def copy_header_mappings_for_files(header_files)
       header_files.inject({}) do |mappings, from|
         from_without_prefix = from.relative_path_from(relative_root)
         to = specification.header_dir + specification.copy_header_mapping(from_without_prefix)
@@ -103,15 +115,23 @@ module Pod
       end
     end
     
-    def expanded_paths(patterns, options={})
-      patterns.map do |pattern|
+    def expanded_paths(platforms_with_patterns, options = {})
+      paths = {}
+      platforms_with_patterns.each do |platform, patterns|
+        paths[platform] = expand_paths(patterns, options)
+      end
+      paths
+    end
+
+    def expand_paths(patterns, options = {})
+     patterns.map do |pattern|
         pattern = root + pattern
-        
+
         if pattern.directory? && options[:glob]
           pattern += options[:glob]
         end
-        
-        pattern.glob.map do |file| 
+
+        pattern.glob.map do |file|
           if options[:relative_to_sandbox]
             file.relative_path_from(@sandbox.root)
           else

lib/cocoapods/specification.rb

@@ -263,7 +263,11 @@ module Pod
     end
 
     def dependency_by_top_level_spec_name(name)
-      @dependencies.find { |d| d.top_level_spec_name == name }
+      @dependencies.each do |_, platform_deps|
+        platform_deps.each do |dep|
+          return dep if dep.top_level_spec_name == name
+        end
+      end
     end
 
     def pod_destroot
@@ -301,11 +305,13 @@ module Pod
     # Returns all resource files of this pod, but relative to the
     # project pods root.
     def expanded_resources
-      files = []
-      resources.each do |pattern|
-        pattern = pod_destroot + pattern
-        pattern.glob.each do |file|
-          files << file.relative_path_from(config.project_pods_root)
+      files = {}
+      resources.each do |platform, patterns|
+        patterns.each do |pattern|
+          pattern = pod_destroot + pattern
+          pattern.glob.each do |file|
+            (files[platform] ||= []) << file.relative_path_from(config.project_pods_root)
+          end
         end
       end
       files
@@ -318,12 +324,14 @@ module Pod
     # automatically glob for c, c++, Objective-C, and Objective-C++
     # files.
     def expanded_source_files
-      files = []
-      source_files.each do |pattern|
-        pattern = pod_destroot + pattern
-        pattern = pattern + '*.{h,m,mm,c,cpp}' if pattern.directory?
-        pattern.glob.each do |file|
-          files << file.relative_path_from(config.project_pods_root)
+      files = {}
+      source_files.each do |platform, patterns|
+        patterns.each do |pattern|
+          pattern = pod_destroot + pattern
+          pattern = pattern + '*.{h,m,mm,c,cpp}' if pattern.directory?
+          pattern.glob.each do |file|
+            (files[platform] ||= []) << file.relative_path_from(config.project_pods_root)
+          end
         end
       end
       files
@@ -331,7 +339,7 @@ module Pod
 
     # Returns only the header files of this pod.
     def header_files
-      expanded_source_files.select { |f| f.extname == '.h' }
+      expanded_source_files.each { |_, files| files.select! { |f| f.extname == '.h' } }
     end
 
     # This method takes a header path and returns the location it should have
@@ -345,7 +353,7 @@ module Pod
     end
 
     # See copy_header_mapping.
-    def copy_header_mappings
+    def copy_header_mappings_for_files(header_files)
       header_files.inject({}) do |mappings, from|
         from_without_prefix = from.relative_path_from(pod_destroot_name)
         to = header_dir + copy_header_mapping(from_without_prefix)
@@ -354,12 +362,23 @@ module Pod
       end
     end
 
+    def copy_header_mappings
+      header_files.inject({}) do |hash, (platform, files)|
+        hash[platform] = copy_header_mappings_for_files(files)
+        hash
+      end
+    end
+
+    def copy_header_destinations
+      copy_header_mappings.map { |_, mappings| mappings.keys }.flatten.uniq
+    end
+
     # Returns a list of search paths where the pod's headers can be found. This
     # includes the pod's header dir root and any other directories that might
     # have been added by overriding the copy_header_mapping/copy_header_mappings
     # methods.
     def header_search_paths
-      dirs = [header_dir] + copy_header_mappings.keys
+      dirs = [header_dir] + copy_header_destinations
       dirs.map { |dir| %{"$(PODS_ROOT)/Headers/#{dir}"} }
     end
 

spec/unit/installer_spec.rb

@@ -39,7 +39,7 @@ describe "Pod::Installer" do
     expected = []
     installer = Pod::Installer.new(podfile)
     pods = installer.activated_specifications.map do |spec|
-      spec.header_files.each do |header|
+      spec.header_files[:ios].each do |header|
         expected << config.project_pods_root + header
       end
       Pod::LocalPod.new(spec, installer.sandbox)

spec/unit/local_pod_spec.rb

@@ -31,8 +31,12 @@ describe Pod::LocalPod do
   end
   
   it 'returns an expanded list of source files, relative to the sandbox root' do
-    @pod.source_files.sort.should == [
-      Pathname.new("BananaLib/Classes/Banana.m"), 
+    @pod.source_files[:ios].sort.should == [
+      Pathname.new("BananaLib/Classes/Banana.m"),
+      Pathname.new("BananaLib/Classes/Banana.h")
+    ].sort
+    @pod.source_files[:osx].sort.should == [
+      Pathname.new("BananaLib/Classes/Banana.m"),
       Pathname.new("BananaLib/Classes/Banana.h")
     ].sort
   end
@@ -46,7 +50,8 @@ describe Pod::LocalPod do
   end
   
   it 'returns a list of header files' do
-    @pod.header_files.should == [Pathname.new("BananaLib/Classes/Banana.h")]
+    @pod.header_files[:ios].should == [Pathname.new("BananaLib/Classes/Banana.h")]
+    @pod.header_files[:osx].should == [Pathname.new("BananaLib/Classes/Banana.h")]
   end
   
   it 'can clean up after itself' do

spec/unit/specification_spec.rb

@@ -53,24 +53,25 @@ describe "A Pod::Specification loaded from a podspec" do
   end
 
   it "returns the pod's source files" do
-    @spec.source_files.should == ['Classes/*.{h,m}', 'Vendor']
+    @spec.source_files[:ios].should == ['Classes/*.{h,m}', 'Vendor']
+    @spec.source_files[:osx].should == ['Classes/*.{h,m}', 'Vendor']
   end
 
   it "returns the pod's dependencies" do
     expected = Pod::Dependency.new('monkey', '~> 1.0.1', '< 1.0.9')
-    @spec.dependencies.should == [expected]
+    @spec.dependencies.should == { :ios => [expected], :osx => [expected] }
     @spec.dependency_by_top_level_spec_name('monkey').should == expected
   end
 
   it "returns the pod's xcconfig settings" do
-    @spec.xcconfig.to_hash.should == {
+    @spec.xcconfig[:ios].should == {
       'OTHER_LDFLAGS' => '-framework SystemConfiguration'
     }
   end
 
   it "has a shortcut to add frameworks to the xcconfig" do
     @spec.frameworks = 'CFNetwork', 'CoreText'
-    @spec.xcconfig.to_hash.should == {
+    @spec.xcconfig[:ios].should == {
       'OTHER_LDFLAGS' => '-framework SystemConfiguration ' \
                          '-framework CFNetwork ' \
                          '-framework CoreText'
@@ -79,7 +80,7 @@ describe "A Pod::Specification loaded from a podspec" do
 
   it "has a shortcut to add libraries to the xcconfig" do
     @spec.libraries = 'z', 'xml2'
-    @spec.xcconfig.to_hash.should == {
+    @spec.xcconfig[:ios].should == {
       'OTHER_LDFLAGS' => '-framework SystemConfiguration -lz -lxml2'
     }
   end
@@ -97,10 +98,9 @@ describe "A Pod::Specification loaded from a podspec" do
 
   it "adds compiler flags if ARC is required" do
     @spec.requires_arc = true
-    @spec.compiler_flags.should == " -fobjc-arc"
-
+    @spec.compiler_flags.should == { :ios => "-fobjc-arc", :osx => "-fobjc-arc" }
     @spec.compiler_flags = "-Wunused-value"
-    @spec.compiler_flags.should == "-Wunused-value -fobjc-arc"
+    @spec.compiler_flags.should == { :ios => "-fobjc-arc -Wunused-value", :osx => "-fobjc-arc -Wunused-value" }
   end
 end
 
@@ -120,13 +120,13 @@ describe "A Pod::Specification that's part of another pod's source" do
     dep = Pod::Dependency.new('monkey', '>= 1')
     @spec.dependencies.should.not == [dep]
     dep.only_part_of_other_pod = true
-    @spec.dependencies.should == [dep]
+    @spec.dependencies.should == { :ios => [dep], :osx => [dep] }
   end
 
   it "adds a dependency on the other pod's source *and* the library" do
     @spec.part_of_dependency = 'monkey', '>= 1'
     @spec.should.be.part_of_other_pod
-    @spec.dependencies.should == [Pod::Dependency.new('monkey', '>= 1')]
+    @spec.dependencies[:ios].should == [Pod::Dependency.new('monkey', '>= 1')]
   end
 
   it "searches the sources for a matching specification if it has not been assigned by the Resolver yet (e.g. the search command)" do
@@ -161,18 +161,18 @@ describe "A Pod::Specification, with installed source," do
   it "returns the list of files that the source_files pattern expand to" do
     files = @destroot.glob('**/*.{h,c,m}')
     files = files.map { |file| file.relative_path_from(config.project_pods_root) }
-    @spec.expanded_source_files.sort.should == files.sort
+    @spec.expanded_source_files[:ios].sort.should == files.sort
   end
 
   it "returns the list of headers" do
     files = @destroot.glob('**/*.h')
     files = files.map { |file| file.relative_path_from(config.project_pods_root) }
-    @spec.header_files.sort.should == files.sort
+    @spec.header_files[:ios].sort.should == files.sort
   end
 
   it "returns a hash of mappings from the pod's destroot to its header dirs, which by default is just the pod's header dir" do
-    @spec.copy_header_mappings.size.should == 1
-    @spec.copy_header_mappings[Pathname.new('SSZipArchive')].sort.should == %w{
+    @spec.copy_header_mappings[:ios].size.should == 1
+    @spec.copy_header_mappings[:ios][Pathname.new('SSZipArchive')].sort.should == %w{
       SSZipArchive.h
       minizip/crypt.h
       minizip/ioapi.h
@@ -186,8 +186,8 @@ describe "A Pod::Specification, with installed source," do
     def @spec.copy_header_mapping(from)
       Pathname.new('ns') + from.basename
     end
-    @spec.copy_header_mappings.size.should == 1
-    @spec.copy_header_mappings[Pathname.new('SSZipArchive/ns')].sort.should == %w{
+    @spec.copy_header_mappings[:ios].size.should == 1
+    @spec.copy_header_mappings[:ios][Pathname.new('SSZipArchive/ns')].sort.should == %w{
       SSZipArchive.h
       minizip/crypt.h
       minizip/ioapi.h
@@ -199,7 +199,7 @@ describe "A Pod::Specification, with installed source," do
 
   it "returns a hash of mappings with a custom header dir prefix" do
     @spec.header_dir = 'AnotherRoot'
-    @spec.copy_header_mappings[Pathname.new('AnotherRoot')].sort.should == %w{
+    @spec.copy_header_mappings[:ios][Pathname.new('AnotherRoot')].sort.should == %w{
       SSZipArchive.h
       minizip/crypt.h
       minizip/ioapi.h
@@ -231,11 +231,13 @@ describe "A Pod::Specification, with installed source," do
   end
 
   it "returns the list of files that the resources pattern expand to" do
-    @spec.expanded_resources.should == []
+    @spec.expanded_resources.should == {}
     @spec.resource = 'LICEN*'
-    @spec.expanded_resources.map(&:to_s).should == %w{ SSZipArchive/LICENSE }
+    @spec.expanded_resources[:ios].map(&:to_s).should == %w{ SSZipArchive/LICENSE }
+    @spec.expanded_resources[:osx].map(&:to_s).should == %w{ SSZipArchive/LICENSE }
     @spec.resources = 'LICEN*', 'Readme.*'
-    @spec.expanded_resources.map(&:to_s).should == %w{ SSZipArchive/LICENSE SSZipArchive/Readme.markdown }
+    @spec.expanded_resources[:ios].map(&:to_s).should == %w{ SSZipArchive/LICENSE SSZipArchive/Readme.markdown }
+    @spec.expanded_resources[:osx].map(&:to_s).should == %w{ SSZipArchive/LICENSE SSZipArchive/Readme.markdown }
   end
 end
 
@@ -363,8 +365,10 @@ describe "A Pod::Specification subspec" do
 
   it "depends on the parent spec, if it is a subspec" do
     dependency = Pod::Dependency.new('MainSpec', '1.2.3').tap { |d| d.only_part_of_other_pod = true }
-    @spec.subspecs.first.dependencies.should == [dependency]
-    @spec.subspecs.first.subspecs.first.dependencies.should == [dependency, Pod::Dependency.new('MainSpec/FirstSubSpec', '1.2.3')]
+    @spec.subspecs.first.dependencies[:ios].should == [dependency]
+    @spec.subspecs.first.dependencies[:osx].should == [dependency]
+    @spec.subspecs.first.subspecs.first.dependencies[:ios].should == [dependency, Pod::Dependency.new('MainSpec/FirstSubSpec', '1.2.3')]
+    @spec.subspecs.first.subspecs.first.dependencies[:osx].should == [dependency, Pod::Dependency.new('MainSpec/FirstSubSpec', '1.2.3')]
   end
 
   it "automatically forwards undefined attributes to the top level parent" do
@@ -400,13 +404,15 @@ describe "A Pod::Specification with :local source" do
   it "returns the list of files that the source_files pattern expand to within the local path" do
     files = fixture("integration/JSONKit").glob('**/*.{h,m}')
     files = files.map { |file| file.relative_path_from(config.project_pods_root) }
-    @spec.expanded_source_files.sort.should == files.sort
+    @spec.expanded_source_files[:ios].sort.should == files.sort
+    @spec.expanded_source_files[:osx].sort.should == files.sort
   end
   
   it "returns the list of headers that the source_files pattern expand to within the local path" do
     files = fixture("integration/JSONKit").glob('**/*.{h}')
     files = files.map { |file| file.relative_path_from(config.project_pods_root) }
-    @spec.header_files.sort.should == files.sort
+    @spec.header_files[:ios].sort.should == files.sort
+    @spec.header_files[:osx].sort.should == files.sort
   end
 end