package tutor.utils
import java.io.{BufferedWriter, File, FileWriter, Writer}
trait WriteSupport {
def withWriter(path: String)(f: Writer => Unit): Unit ={
var writer: Writer = null
try {
val file = new File(path)
if (!file.exists()) file.createNewFile()
writer = new BufferedWriter(new FileWriter(file))
f(writer)
writer.flush()
} finally {
if (writer != null) writer.close()
}
}
}