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rebase for PathMapper

This commit is contained in:
Mark Harrah 2009-12-05 10:31:06 -05:00
parent f139e5a9c1
commit 1eb42c0af0
1 changed files with 7 additions and 2 deletions
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9
util/io/PathMapper.scala
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@ -21,6 +21,8 @@ object PathMapper
{
val basic: PathMapper = BasicPathMapper
def relativeTo(base: File): PathMapper = RelativePathMapper(base)
def rebase(oldBase: File, newBase: File): PathMapper =
new PMapper(file => if(file == oldBase) "." else FileUtilities.relativize(oldBase, file).getOrElse(error(file + " not a descendent of " + oldBase)))
val flat = FlatPathMapper
def apply(f: File => String): PathMapper = new PMapper(f)
}
@ -37,8 +39,11 @@ class FMapper(f: File => File) extends FileMapper
object FileMapper
{
def basic(newDirectory: File) = new FMapper(file => new File(newDirectory, file.getPath))
def rebase(oldBase: File, newBase: File) =
new FMapper(file => if(file == oldBase) newBase else new File(newBase, FileUtilities.relativize(oldBase, file).getOrElse(error(file + " not a descendent of " + oldBase))))
def rebase(oldBase: File, newBase: File): FileMapper =
{
val paths = PathMapper.rebase(oldBase, newBase)
new FMapper(file => new File(newBase, paths(file)))
}
def flat(newDirectory: File) = new FMapper(file => new File(newDirectory, file.getName))
def apply(f: File => File) = new FMapper(f)
}