diff options
Diffstat (limited to 'stage1')
| -rw-r--r-- | stage1/cbt.scala | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/stage1/cbt.scala b/stage1/cbt.scala index 5d2e2f5..bc0e944 100644 --- a/stage1/cbt.scala +++ b/stage1/cbt.scala @@ -28,7 +28,23 @@ object `package`{ def /(s: String): File = new File( file, s ) def parent = lib.realpath(file ++ "/..") def string = file.toString - + /* recursively deletes folders*/ + def deleteRecursive: Unit = { + val s = file.string + // some desperate attempts to keep people from accidentally deleting their hard drive + assert( file == file.getCanonicalFile, "deleteRecursive requires previous .getCanonicalFile" ) + assert( file.isAbsolute, "deleteRecursive requires absolute path" ) + assert( file.string != "", "deleteRecursive requires non-empty file path" ) + assert( s.split("/").size > 4, "deleteRecursive requires absolute path of at least depth 4" ) + assert( s.split("\\").size > 4, "deleteRecursive requires absolute path of at least depth 4" ) + assert( !listRecursive.exists(_.isHidden), "deleteRecursive requires no files to be hidden" ) + assert( listRecursive.forall(_.canWrite), "deleteRecursive requires all files to be writable" ) + if( file.isDirectory ){ + file.listFiles.map(_.deleteRecursive) + } + //file.delete + } + def listRecursive: Seq[File] = { file +: ( if( file.isDirectory ) file.listFiles.flatMap(_.listRecursive).toVector else Seq[File]() |