class Git::Lib::RawLogParser

# File lib/git/lib.rb, line 599
def initialize(lines)
  @lines = lines
  @commits = []
  @current_commit = nil
  @in_message = false
end

# File lib/git/lib.rb, line 606
def parse
  @lines.each { |line| process_line(line.chomp) }
  finalize_commit
  @commits
end

# File lib/git/lib.rb, line 648
def finalize_commit
  @commits << @current_commit if @current_commit
end

# File lib/git/lib.rb, line 614
def process_line(line)
  if line.empty?
    @in_message = !@in_message
    return
  end

  @in_message = false if @in_message && !line.start_with?('    ')

  @in_message ? process_message_line(line) : process_metadata_line(line)
end

# File lib/git/lib.rb, line 625
def process_message_line(line)
  @current_commit['message'] << "#{line[4..]}\n"
end

# File lib/git/lib.rb, line 629
def process_metadata_line(line)
  key, *value = line.split
  value = value.join(' ')

  case key
  when 'commit'
    start_new_commit(value)
  when 'parent'
    @current_commit['parent'] << value
  else
    @current_commit[key] = value
  end
end

# File lib/git/lib.rb, line 643
def start_new_commit(sha)
  finalize_commit
  @current_commit = { 'sha' => sha, 'message' => +'', 'parent' => [] }
end