Autolink package names in podspec

lib/gitlab/dependency_linker.rb

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

lib/gitlab/dependency_linker/podspec_linker.rb

+module Gitlab
+  module DependencyLinker
+    class PodspecLinker < MethodLinker
+      include Cocoapods
+
+      STRING_REGEX = /['"](?<name>[^'"]+)['"]/.freeze
+
+      self.file_type = :podspec
+
+      private
+
+      def link_dependencies
+        link_method_call('homepage', URL_REGEX, &:itself)
+
+        link_regex(%r{(git:|:git\s*=>)\s*['"](?<name>#{URL_REGEX})['"]}, &:itself)
+
+        link_method_call('license', &method(:license_url))
+        link_regex(/license\s*=\s*\{\s*(type:|:type\s*=>)\s*#{STRING_REGEX}/, &method(:license_url))
+
+        link_method_call(%w[name dependency], &method(:package_url))
+      end
+    end
+  end
+end

spec/lib/gitlab/dependency_linker/podspec_linker_spec.rb

+require 'rails_helper'
+
+describe Gitlab::DependencyLinker::PodspecLinker, lib: true do
+  describe '.support?' do
+    it 'supports *.podspec' do
+      expect(described_class.support?('Reachability.podspec')).to be_truthy
+    end
+
+    it 'does not support other files' do
+      expect(described_class.support?('.podspec.example')).to be_falsey
+    end
+  end
+
+  describe '#link' do
+    let(:file_name) { "Reachability.podspec" }
+
+    let(:file_content) do
+      <<-CONTENT.strip_heredoc
+        Pod::Spec.new do |spec|
+          spec.name         = 'Reachability'
+          spec.version      = '3.1.0'
+          spec.license      = { :type => 'GPL-3.0' }
+          spec.license      = "MIT"
+          spec.license      = { type: 'Apache-2.0' }
+          spec.homepage     = 'https://github.com/tonymillion/Reachability'
+          spec.authors      = { 'Tony Million' => 'tonymillion@gmail.com' }
+          spec.summary      = 'ARC and GCD Compatible Reachability Class for iOS and OS X.'
+          spec.source       = { :git => 'https://github.com/tonymillion/Reachability.git', :tag => 'v3.1.0' }
+          spec.source_files = 'Reachability.{h,m}'
+          spec.framework    = 'SystemConfiguration'
+
+          spec.dependency 'AFNetworking', '~> 1.0'
+          spec.dependency 'RestKit/CoreData', '~> 0.20.0'
+          spec.ios.dependency 'MBProgressHUD', '~> 0.5'
+        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 the gem name' do
+      expect(subject).to include(link('Reachability', 'https://cocoapods.org/pods/Reachability'))
+    end
+
+    it 'links the license' do
+      expect(subject).to include(link('GPL-3.0', 'http://choosealicense.com/licenses/gpl-3.0/'))
+      expect(subject).to include(link('MIT', 'http://choosealicense.com/licenses/mit/'))
+      expect(subject).to include(link('Apache-2.0', 'http://choosealicense.com/licenses/apache-2.0/'))
+    end
+
+    it 'links the homepage' do
+      expect(subject).to include(link('https://github.com/tonymillion/Reachability', 'https://github.com/tonymillion/Reachability'))
+    end
+
+    it 'links the source URL' do
+      expect(subject).to include(link('https://github.com/tonymillion/Reachability.git', 'https://github.com/tonymillion/Reachability.git'))
+    end
+
+    it 'links dependencies' do
+      expect(subject).to include(link('AFNetworking', 'https://cocoapods.org/pods/AFNetworking'))
+      expect(subject).to include(link('RestKit/CoreData', 'https://cocoapods.org/pods/RestKit'))
+      expect(subject).to include(link('MBProgressHUD', 'https://cocoapods.org/pods/MBProgressHUD'))
+    end
+  end
+end

spec/lib/gitlab/dependency_linker_spec.rb

@@ -41,5 +41,13 @@ describe Gitlab::DependencyLinker, lib: true do
 
       described_class.link(blob_name, nil, nil)
     end
+
+    it 'links using PodspecLinker' do
+      blob_name = 'Reachability.podspec'
+
+      expect(described_class::PodspecLinker).to receive(:link)
+
+      described_class.link(blob_name, nil, nil)
+    end
   end
 end