[Platform] Require name for initialization.

lib/cocoapods/platform.rb

@@ -1,8 +1,6 @@
 module Pod
 
-  # A platform describes an SDK name and deployment target. If no name
-  # is provided an instance of this class behaves like nil and represents
-  # all the known platforms
+  # A platform describes an SDK name and deployment target.
   #
   class Platform
 
@@ -49,7 +47,7 @@ def self.osx
     #       platform = Platform.new(:ios)
     #       Platform.new(platform)
     #
-    def initialize(input = nil, target = nil)
+    def initialize(input, target = nil)
       if input.is_a? Platform
         @symbolic_name = input.name
         @deployment_target = input.deployment_target
@@ -107,12 +105,9 @@ def ==(other)
     # one if they have the same name and the other platform has a minor or
     # equal deployment target.
     #
-    # @note This method returns true if one of the platforms is nil.
-    #
     # @return Whether the platform supports another platform.
     #
     def supports?(other)
-      return true if @symbolic_name.nil? || other.nil?
       other = Platform.new(other)
       (other.name == name) && (other.deployment_target <= deployment_target)
     end
@@ -125,8 +120,6 @@ def to_s
         s = 'iOS'
       when :osx
         s = 'OS X'
-      else
-        s = 'iOS - OS X'
       end
       s << " #{declared_deployment_target}" if declared_deployment_target
       s
@@ -138,15 +131,6 @@ def to_sym
       name
     end
 
-    # @return Whether the platform does not represents any SDK.
-    #
-    # @note A platform behaves as nil if doesn't specify an name and
-    # represents all the known platforms.
-    #
-    def nil?
-      name.nil?
-    end
-
     # @return Whether the platform requires legacy architectures for iOS.
     #
     def requires_legacy_ios_archs?

spec/unit/platform_spec.rb

@@ -37,7 +37,6 @@
     it "presents an accurate string representation" do
       @platform.to_s.should == "iOS"
       Pod::Platform.new(:osx).to_s.should == 'OS X'
-      Pod::Platform.new(nil).to_s.should  == "iOS - OS X"
       Pod::Platform.new(:ios, '5.0.0').to_s.should == 'iOS 5.0.0'
       Pod::Platform.new(:osx, '10.7').to_s.should  == 'OS X 10.7'
     end
@@ -62,16 +61,6 @@
     end
   end
 
-  describe "with a nil value" do
-    before do
-      @platform = Pod::Platform.new(nil)
-    end
-
-    it "behaves like a nil object" do
-      @platform.should.be.nil
-    end
-  end
-
   describe "regarding supporting platforms" do
     it "supports platforms with the same operating system" do
       p1 = Pod::Platform.new(:ios)
@@ -83,11 +72,6 @@
       p1.should.supports?(p2)
     end
 
-    it "supports a nil platform" do
-      p1 = Pod::Platform.new(:ios)
-      p1.should.supports?(nil)
-    end
-
     it "supports a platform with a lower or equal deployment_target" do
       p1 = Pod::Platform.new(:ios, '5.0')
       p2 = Pod::Platform.new(:ios, '4.0')

spec/unit/specification_spec.rb

@@ -353,15 +353,15 @@
   end
 
   it "does not cache platform attributes and can activate another platform" do
-    @spec.platform = nil
+    @spec.stubs(:platform).returns nil
     @spec.activate_platform(:ios)
     @subsubspec.source_files.map { |f| f.to_s }.should == %w[ spec.m  subspec_ios.m subsubspec.m ]
     @spec.activate_platform(:osx)
     @subsubspec.source_files.map { |f| f.to_s }.should == %w[ spec.m  subspec_osx.m subsubspec.m ]
   end
 
   it "resolves correctly the available platforms" do
-    @spec.platform = nil
+    @spec.stubs(:platform).returns nil
     @subspec.platform = :ios, '4.0'
     @spec.available_platforms.map{ |p| p.to_sym }.should == [ :osx, :ios ]
     @subspec.available_platforms.first.to_sym.should == :ios
@@ -373,7 +373,7 @@
   end
 
   it "resolves reports correctly the supported platforms" do
-    @spec.platform = nil
+    @spec.stubs(:platform).returns nil
     @subspec.platform = :ios, '4.0'
     @subsubspec.platform = :ios, '5.0'
     @spec.supports_platform?(:ios).should.be.true
@@ -406,7 +406,7 @@
     @subspec.active_platform.should == :ios
     @subsubspec.active_platform.should == :ios
 
-    @spec.platform = nil
+    @spec.stubs(:platform).returns nil
     @subsubspec.activate_platform(:osx)
     @subspec.active_platform.should == :osx
     @spec.active_platform.should == :osx