class Covered::Persist

def save!
	# Dump all coverage:
	File.open(@path, "ab") do |file|
		file.flock(File::LOCK_EX)
		
		packer = make_packer(file)
		
		@output.each do |coverage|
			# pp save: coverage
			packer.write(serialize(coverage))
		end
		
		packer.flush
	end
end