Improve naming to `should_build?`

lib/cocoapods/generator/xcconfig/aggregate_xcconfig.rb

@@ -73,7 +73,7 @@ module Pod
             # Add pod static lib to list of libraries that are to be linked with
             # the user’s project.
 
-            next unless pod_target.should_build
+            next unless pod_target.should_build?
             @xcconfig.merge!('OTHER_LDFLAGS' => %(-l "#{pod_target.name}"))
           end
 

lib/cocoapods/installer.rb

@@ -435,7 +435,7 @@ module Pod
         pod_targets.sort_by(&:name).each do |pod_target|
           pod_target.file_accessors.each do |file_accessor|
             file_accessor.spec_consumer.frameworks.each do |framework|
-              if pod_target.should_build
+              if pod_target.should_build?
                 pod_target.native_target.add_system_framework(framework)
               end
             end
@@ -447,7 +447,7 @@ module Pod
     def set_target_dependencies
       aggregate_targets.each do |aggregate_target|
         aggregate_target.pod_targets.each do |pod_target|
-          next unless pod_target.should_build
+          next unless pod_target.should_build?
           aggregate_target.native_target.add_dependency(pod_target.native_target)
           pod_target.dependencies.each do |dep|
 

lib/cocoapods/installer/target_installer/pod_target_installer.rb

@@ -9,7 +9,7 @@ module Pod
       # @return [void]
       #
       def install!
-        return unless target.should_build
+        return unless target.should_build?
 
         UI.message "- Installing target `#{target.name}` #{target.platform}" do
           add_target

lib/cocoapods/target/pod_target.rb

@@ -38,7 +38,7 @@ module Pod
     #
     # A target should not be build if it has no source files.
     #
-    def should_build
+    def should_build?
       file_accessors.map do |fa|
         fa.source_files.count
       end.inject(0, :+) > 0