Autolink package names in Podfile

lib/gitlab/dependency_linker.rb

@@ -5,6 +5,7 @@ module Gitlab
       GemspecLinker,
       PackageJsonLinker,
       ComposerJsonLinker,
+      PodfileLinker,
     ].freeze
 
     def self.linker(blob_name)

lib/gitlab/dependency_linker/cocoapods.rb

+module Gitlab
+  module DependencyLinker
+    module Cocoapods
+      def package_url(name)
+        package = name.split("/", 2).first
+        "https://cocoapods.org/pods/#{package}"
+      end
+    end
+  end
+end

lib/gitlab/dependency_linker/podfile_linker.rb

+module Gitlab
+  module DependencyLinker
+    class PodfileLinker < GemfileLinker
+      include Cocoapods
+
+      self.file_type = :podfile
+
+      private
+
+      def link_packages
+        link_method_call('pod', &method(:package_url))
+      end
+    end
+  end
+end

spec/lib/gitlab/dependency_linker/podfile_linker_spec.rb

+require 'rails_helper'
+
+describe Gitlab::DependencyLinker::PodfileLinker, lib: true do
+  describe '.support?' do
+    it 'supports Podfile' do
+      expect(described_class.support?('Podfile')).to be_truthy
+    end
+
+    it 'does not support other files' do
+      expect(described_class.support?('Podfile.lock')).to be_falsey
+    end
+  end
+
+  describe '#link' do
+    let(:file_name) { "Podfile" }
+
+    let(:file_content) do
+      <<-CONTENT.strip_heredoc
+        source 'https://github.com/artsy/Specs.git'
+        source 'https://github.com/CocoaPods/Specs.git'
+
+        platform :ios, '8.0'
+        use_frameworks!
+        inhibit_all_warnings!
+
+        target 'Artsy' do
+          pod 'AFNetworking', "~> 2.5"
+          pod 'Interstellar/Core', git: 'https://github.com/ashfurrow/Interstellar.git', branch: 'observable-unsubscribe'
+        end
+      CONTENT
+    end
+
+    subject { Gitlab::Highlight.highlight(file_name, file_content) }
+
+    def link(name, url)
+      %{<a href="#{url}" rel="nofollow noreferrer noopener" target="_blank">#{name}</a>}
+    end
+
+    it 'links sources' do
+      expect(subject).to include(link('https://github.com/artsy/Specs.git', 'https://github.com/artsy/Specs.git'))
+      expect(subject).to include(link('https://github.com/CocoaPods/Specs.git', 'https://github.com/CocoaPods/Specs.git'))
+    end
+
+    it 'links packages' do
+      expect(subject).to include(link('AFNetworking', 'https://cocoapods.org/pods/AFNetworking'))
+      expect(subject).to include(link('Interstellar/Core', 'https://cocoapods.org/pods/Interstellar'))
+    end
+
+    it 'links Git repos' do
+      expect(subject).to include(link('https://github.com/ashfurrow/Interstellar.git', 'https://github.com/ashfurrow/Interstellar.git'))
+    end
+  end
+end

spec/lib/gitlab/dependency_linker_spec.rb

@@ -33,5 +33,13 @@ describe Gitlab::DependencyLinker, lib: true do
 
       described_class.link(blob_name, nil, nil)
     end
+
+    it 'links using PodfileLinker' do
+      blob_name = 'Podfile'
+
+      expect(described_class::PodfileLinker).to receive(:link)
+
+      described_class.link(blob_name, nil, nil)
+    end
   end
 end