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package dotty.tools
package dotc
package printing
import scala.collection.mutable
object Highlighting {
implicit def highlightToString(h: Highlight): String = h.toString
implicit def hbufToString(hb: HighlightBuffer): String = hb.toString
abstract class Highlight(private val highlight: String) {
def text: String
override def toString = highlight + text + Console.RESET
def +(other: Highlight): HighlightBuffer =
new HighlightBuffer(this) + other
def +(other: String): HighlightBuffer =
new HighlightBuffer(this) + other
}
abstract class Modifier(private val mod: String, text: String) extends Highlight(Console.RESET) {
override def toString =
mod + super.toString
}
case class HighlightBuffer(hl: Highlight) {
val buffer = new mutable.ListBuffer[String]
buffer += hl.toString
def +(other: Highlight): HighlightBuffer = {
buffer += other.toString
this
}
def +(other: String): HighlightBuffer = {
buffer += other
this
}
override def toString =
buffer.mkString
}
case class Red(text: String) extends Highlight(Console.RED)
case class Blue(text: String) extends Highlight(Console.BLUE)
case class Cyan(text: String) extends Highlight(Console.CYAN)
case class Black(text: String) extends Highlight(Console.BLACK)
case class Green(text: String) extends Highlight(Console.GREEN)
case class White(text: String) extends Highlight(Console.WHITE)
case class Yellow(text: String) extends Highlight(Console.YELLOW)
case class Magenta(text: String) extends Highlight(Console.MAGENTA)
case class RedB(text: String) extends Highlight(Console.RED_B)
case class BlueB(text: String) extends Highlight(Console.BLUE_B)
case class CyanB(text: String) extends Highlight(Console.CYAN_B)
case class BlackB(text: String) extends Highlight(Console.BLACK_B)
case class GreenB(text: String) extends Highlight(Console.GREEN_B)
case class WhiteB(text: String) extends Highlight(Console.WHITE_B)
case class YellowB(text: String) extends Highlight(Console.YELLOW_B)
case class MagentaB(text: String) extends Highlight(Console.MAGENTA_B)
case class Bold(text: String) extends Modifier(Console.BOLD, text)
case class Underlined(text: String) extends Modifier(Console.UNDERLINED, text)
}
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