代码行数计算工具

$PATH = ""
$TYPE = ["java"]	#想被计算的文件类型
$EXCEPT = ["gen"]	#不想被计算的文件中所包含的名字
$TOTAL_LINES = 0
$TYPE_STR = $TYPE.join "|"
$EXCEPT_STR = $EXCEPT.join "|"

def countDir path
	Dir[path + "*"].each{ |f|
		if $EXCEPT != "" && f =~ /#{$EXCEPT_STR}/
			next
		end
		if File::directory?(f)
			countDir f + "/"
		elsif f =~ /.*.#{$TYPE_STR}/
			lines = File.readlines(f).length
			p f + ":" + lines.to_s
			$TOTAL_LINES += lines
		end
	}
end

countDir $PATH
p $TOTAL_LINES