Validate that a spec has the minimum required attributes. Testing if …

…it compiles is for later.

.kick

@@ -5,7 +5,7 @@ Ruby.runner_bin = 'macbacon'
 process do |files|
   specs = files.take_and_map do |file|
     case file
-    when %r{lib/cocoa_pods/(.+?)\.rb$}
+    when %r{lib/cocoapods/(.+?)\.rb$}
       s = Dir.glob("spec/**/#{$1}_spec.rb")
       s unless s.empty?
     end

lib/cocoapods/command/spec.rb

@@ -56,16 +56,18 @@ def create
             source_files 'Classes', 'Classes/**/*.{h,m}'
 
             xcconfig 'OTHER_LDFLAGS' => '-framework SomeRequiredFramework'
+
+            dependency 'SomeLibraryThat#{@name}DependsOn', '>= 1.0.0'
           end
         SPEC
         (Pathname.pwd + "#{@name}.podspec").open('w') { |f| f << spec }
       end
 
-      #def lint
-        #file = @name ? Pathname.new(@name) : config.project_podfile
-        #spec = Specification.from_podspec(file)
-        #spec.validate!
-      #end
+      def lint
+        file = @name ? Pathname.new(@name) : config.project_podfile
+        spec = Specification.from_podspec(file)
+        spec.validate!
+      end
 
       #def push
 

lib/cocoapods/specification.rb

@@ -144,6 +144,22 @@ def inspect
       "#<#{self.class.name} for #{to_s}>"
     end
 
+    def validate!
+      attrs = []
+      attrs << "`name'"                       unless @name
+      attrs << "`version'"                    unless @version
+      attrs << "`summary'"                    unless @summary
+      attrs << "`homepage'"                   unless @homepage
+      attrs << "`author(s)'"                  unless @authors
+      attrs << "either `source' or `part_of'" unless @source || @part_of
+      attrs << "`source_files'"               unless @source_files
+      unless attrs.empty?
+        raise Informative, "The following required " \
+          "#{attrs.size == 1 ? 'attribute is' : 'attributes are'} " \
+          "missing: #{attrs.join(", ")}"
+      end
+    end
+
     # Install and download hooks
 
     # Places the activated specification in the project's pods directory.

spec/functional/command_spec.rb

@@ -53,6 +53,7 @@ def command.master_repo_url; SpecHelper.fixture('spec-repos/master'); end
     spec.read(:description).should == 'An optional longer description of Bananas.'
     spec.read(:source_files).should == [Pathname.new('Classes'), Pathname.new('Classes/**/*.{h,m}')]
     spec.read(:xcconfig).should == { 'OTHER_LDFLAGS' => '-framework SomeRequiredFramework' }
+    spec.read(:dependencies).should == [Pod::Dependency.new('SomeLibraryThatBananasDependsOn', '>= 1.0.0')]
   end
 
   before do

spec/unit/specification_spec.rb

@@ -138,3 +138,12 @@
   #  @spec.pod_destroot
   #end
 end
+
+describe "A Pod::Specification, in general," do
+  it "raises if the specification does not contain the minimum required attributes" do
+    exception = lambda {
+      Pod::Spec.new.validate!
+    }.should.raise Pod::Informative
+    exception.message =~ /name.+?version.+?summary.+?homepage.+?authors.+?(source|part_of).+?source_files/
+  end
+end