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/* NSC -- new Scala compiler
* Copyright 2005-2013 LAMP/EPFL
* @author Martin Odersky
*/
package scala.tools.nsc
package transform
/** <p>
* A base class for transforms.
* </p>
* <p>
* A transform contains a compiler phase which applies a tree transformer.
* </p>
*
* @author Martin Odersky
* @version 1.0
*/
trait Transform extends SubComponent {
/** The transformer factory */
protected def newTransformer(unit: global.CompilationUnit): global.Transformer
/** Create a new phase which applies transformer */
def newPhase(prev: scala.tools.nsc.Phase): StdPhase = new Phase(prev)
/** The phase defined by this transform */
class Phase(prev: scala.tools.nsc.Phase) extends StdPhase(prev) {
def apply(unit: global.CompilationUnit) {
newTransformer(unit).transformUnit(unit)
}
}
}
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