[RuboCop] Use Symbol.to_proc everywhere!

lib/cocoapods/command/repo.rb

@@ -116,7 +116,7 @@ module Pod
           if @name
             dirs = File.exist?(@name) ? [Pathname.new(@name)] : [dir]
           else
-            dirs = config.repos_dir.children.select { |c| c.directory? }
+            dirs = config.repos_dir.children.select(&:directory?)
           end
           dirs.each do |dir|
             SourcesManager.check_version_information(dir)

lib/cocoapods/generator/xcconfig/xcconfig_helper.rb

@@ -27,7 +27,7 @@ module Pod
         def self.default_ld_flags(target)
           ld_flags = '-ObjC'
           if target.target_definition.podfile.set_arc_compatibility_flag? &&
-            target.spec_consumers.any? { |consumer| consumer.requires_arc? }
+            target.spec_consumers.any?(&:requires_arc?)
             ld_flags << ' -fobjc-arc'
           end
           ld_flags

lib/cocoapods/installer.rb

@@ -307,9 +307,7 @@ module Pod
     def clean_pod_sources
       return unless config.clean?
       return unless @pod_installers
-      @pod_installers.each do |pod_installer|
-        pod_installer.clean!
-      end
+      @pod_installers.each(&:clean!)
     end
 
     # Performs any post-installation actions
@@ -598,7 +596,7 @@ module Pod
     # @return [Array<PodRepresentation>]
     #
     def pod_reps
-      root_specs.sort_by { |spec| spec.name }.map { |spec| pod_rep(spec.name) }
+      root_specs.sort_by(&:name).map { |spec| pod_rep(spec.name) }
     end
 
     # Returns the libraries which use the given specification.
@@ -631,7 +629,7 @@ module Pod
     #         installation.
     #
     def root_specs
-      analysis_result.specifications.map { |spec| spec.root }.uniq
+      analysis_result.specifications.map(&:root).uniq
     end
 
     # @return [SpecsState] The state of the sandbox returned by the analyzer.

lib/cocoapods/installer/analyzer.rb

@@ -272,7 +272,7 @@ module Pod
         return unless allow_pre_downloads?
         deps_to_fetch = []
         deps_to_fetch_if_needed = []
-        deps_with_external_source = podfile.dependencies.select { |dep| dep.external_source }
+        deps_with_external_source = podfile.dependencies.select(&:external_source)
 
         if update_mode == :all
           deps_to_fetch = deps_with_external_source

lib/cocoapods/installer/pod_source_installer.rb

@@ -263,7 +263,7 @@ module Pod
           file_accessors.map(&:source_files),
         ]
 
-        files.flatten.compact.map { |path| path.to_s }.uniq
+        files.flatten.compact.map(&:to_s).uniq
       end
 
       #-----------------------------------------------------------------------#

lib/cocoapods/installer/user_project_integrator.rb

@@ -127,7 +127,7 @@ module Pod
       # @return [void]
       #
       def warn_about_empty_podfile
-        if podfile.target_definitions.values.all? { |td| td.empty? }
+        if podfile.target_definitions.values.all?(&:empty?)
           UI.warn '[!] The Podfile does not contain any dependencies.'
         end
       end
@@ -185,9 +185,7 @@ module Pod
       # @note   Empty target definitions are ignored.
       #
       def user_project_paths
-        targets.map do |target|
-          target.user_project_path
-        end.compact.uniq
+        targets.map(&:user_project_path).compact.uniq
       end
 
       def targets_to_integrate