fix Saveables saving only last row

2 files changed, 6 insertions, 6 deletions

diff --git a/src/main/scala/scalam/package.scala b/src/main/scala/scalam/package.scala
index 25b97df..25d1a88 100644
--- a/src/main/scala/scalam/package.scala
+++ b/src/main/scala/scalam/package.scala
@@ -51,7 +51,8 @@ package object scalam extends LowPriorityImplicits {
 
   implicit def denseMatrixIsSaveable(m: DenseMatrix[_]) = new Saveable {
     def save(out: scalax.file.Path) = {
-      for (i <- 0 until m.rows) m(i, ::).valuesIterator.mkString("", " ", "\n")
+      val data = for (i <- 0 until m.rows) yield m(i, ::).valuesIterator.mkString(" ")
+      out.write(data.mkString("\n"))
     }
   }
 }
\ No newline at end of file
diff --git a/src/main/scala/scalam/plotting/DataSet.scala b/src/main/scala/scalam/plotting/DataSet.scala
index 1371d45..70e998d 100644
--- a/src/main/scala/scalam/plotting/DataSet.scala
+++ b/src/main/scala/scalam/plotting/DataSet.scala
@@ -21,11 +21,10 @@ object DataSet {
   def apply(xs: Seq[Double], ys: Seq[Double], label: String, name: String) = new DataSet(xs zip ys, label, name)
 
   implicit def dataSetIsSaveable(ds: DataSet) = new Saveable {
-    def save(out: scalax.file.Path) = for ((x, y) <- ds.points) yield out.write(x + " " + y + "\n")
-  }
-
-  implicit def dataSetIsLoadable = new Loadable[DataSet] {
-    def load(in: scalax.file.Path) = new DataSet(Seq(), "", "")
+    def save(out: scalax.file.Path) = {
+      val data = ds.points.map{case (x, y) => x + " " + y}.mkString("\n")
+      out.write(data)
+    }
   }
 
 }