Scala IDE worksheet sample for XML

scala ide xml sample

import scala.xml._

object SampleWorksheet {
  // Some simple xml
  val xml = """
  <cone style="waffle" sprinkles="red">
    tasty!!
    <scoop size="small" />
    <scoop size="large" />
  </cone>
  """                                             //> xml  : String = "
                                                  //|   <cone style="waffle" sprinkles="red">
                                                  //|     tasty!!
                                                  //|     <scoop size="small" />
                                                  //|     <scoop size="large" />
                                                  //|   </cone>
                                                  //|   "

  // --------------------------------------------------------------------------------------------
  // Process it
  val x = XML.loadString(xml)                     //> x  : scala.xml.Elem = <cone sprinkles="red" style="waffle">
                                                  //|     tasty!!
                                                  //|     <scoop size="small"/>
                                                  //|     <scoop size="large"/>
                                                  //|   </cone>

  // --------------------------------------------------------------------------------------------
  // cone is the label, tasty!! is the text, and there's an attributes collection.
  // Notice the whitespace in the text may not be quite what you expect.
  x.label                                         //> res0: String = cone
  x.text                                          //> res1: String = "
                                                  //|     tasty!!
                                                  //|     
                                                  //|     
                                                  //|   "
  x.attributes                                    //> res2: scala.xml.MetaData =  sprinkles="red" style="waffle"
  x.attributes.map { x => (x.key, x.value, x.value.text) }
                                                  //> res3: Iterable[(String, Seq[scala.xml.Node], String)] = List((sprinkles,red,
                                                  //| red), (style,waffle,waffle))

  x.child                                         //> res4: scala.xml.Node* = List(
                                                  //|     tasty!!
                                                  //|     , <scoop size="small"/>, 
                                                  //|     , <scoop size="large"/>, 
                                                  //|   )
  // Notice that you can have text children
  // that you might not care about
  x.child.map { _.getClass }                      //> res5: Seq[Class[_ <: scala.xml.Node]] = List(class scala.xml.Text, class sca
                                                  //| la.xml.Elem, class scala.xml.Text, class scala.xml.Elem, class scala.xml.Tex
                                                  //| t)

  for {
    a <- x.child if a.isInstanceOf[scala.xml.Elem]
  } yield a                                       //> res6: Seq[scala.xml.Node] = List(<scoop size="small"/>, <scoop size="large"/
                                                  //| >)
}