Merge pull request #100 from mazubieta/feature/supply_pr_metadata

supply metadata files in .git directory

Author: jtarchie

README.md

@@ -114,6 +114,17 @@ git config --get pullrequest.id         # returns the ID number of the PR
 git config --get pullrequest.basebranch # returns the base branch used for the pull request
 ```
 
+
+#### Additional files populated
+
+ * `.git/id`: the pull request id
+
+ * `.git/url`: the URL for the pull request
+
+ * `.git/branch`: the branch associated with the pull request
+
+ * `.git/base_branch`: the base branch of the pull request
+
 #### Parameters
 
 * `git.depth`: *Optional.* If a positive integer is given, *shallow* clone the

assets/lib/commands/in.rb

@@ -24,6 +24,15 @@ def output
 
       raise 'git clone failed' unless $CHILD_STATUS.exitstatus.zero?
 
+      Dir.chdir(File.join(destination,'.git')) do
+        system <<-BASH
+          echo "#{pr['html_url']}" > url
+          echo "#{pr['number']}" > id
+          echo "#{pr['head']['ref']}" > branch
+          echo "#{pr['base']['ref']}" > base_branch
+        BASH
+      end
+
       Dir.chdir(destination) do
         raise 'git clone failed' unless system("git fetch -q origin pull/#{id}/#{remote_ref}:#{branch_ref} 1>&2")
 

spec/commands/in_spec.rb

@@ -87,6 +87,27 @@ def dest_dir
         value = git('config pullrequest.basebranch', dest_dir)
         expect(value).to eq 'master'
       end
+
+      it 'creates a file that icludes the id in the .git folder' do
+        value = File.read(File.join(dest_dir,'.git','id')).strip()
+        expect(value).to eq '1'
+      end
+
+      it 'creates a file that icludes the url in the .git folder' do
+        value = File.read(File.join(dest_dir,'.git','url')).strip()
+        expect(value).to eq 'http://example.com'
+      end
+
+      it 'creates a file that icludes ahe branch in the .git folder' do
+        value = File.read(File.join(dest_dir,'.git','branch')).strip()
+        expect(value).to eq 'foo'
+      end
+
+      it 'creates a file that icludes the base_branch in the .git folder' do
+        value = File.read(File.join(dest_dir,'.git','base_branch')).strip()
+        expect(value).to eq 'master'
+      end
+
     end
 
     context 'when the git clone fails' do