SourceControl
# File lib/churn/git_analyzer.rb, line 4 def get_logs `git log #{date_range} --name-only --pretty=format:`.split(/\n/).reject{|line| line == ""} end
# File lib/churn/git_analyzer.rb, line 8 def get_revisions `git log #{date_range} --pretty=format:"%H"`.split(/\n/).reject{|line| line == ""} end
# File lib/churn/git_analyzer.rb, line 23 def get_updated_files_change_info(revision, revisions) updated = {} logs = get_updated_files_from_log(revision, revisions) recent_file = nil logs.each do |line| if line.match(/^---/) || line.match(/^\+\+\+/) recent_file = get_recent_file(line) updated[recent_file] = [] unless updated.include?(recent_file) elsif line.match(/^@@/) removed_range = get_changed_range(line, '-') added_range = get_changed_range(line, '\+') updated[recent_file] << removed_range updated[recent_file] << added_range else puts line.match(/^---/) raise "git diff lines that don't match the two patterns aren't expected: '#{line}'" end end updated end
# File lib/churn/git_analyzer.rb, line 12 def get_updated_files_from_log(revision, revisions) current_index = revisions.index(revision) previous_index = current_index+1 previous_revision = revisions[previous_index] unless revisions.length < previous_index if revision && previous_revision `git diff #{revision} #{previous_revision} --unified=0`.split(/\n/).select{|line| line.match(/^@@/) || line.match(/^---/) || line.match(/^\+\+\+/) } else [] end end
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