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EdgeCaseBerg/removeAllEmptyChildren.scala

Created February 22, 2017 18:53
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  1. EdgeCaseBerg created this gist Feb 22, 2017.
    37 changes: 37 additions & 0 deletions removeAllEmptyChildren.scala
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,37 @@
    import org.jsoup.Jsoup
    import org.jsoup.nodes.Document

    import scala.collection.JavaConverters._

    def removeAllEmptyChildren(doc: Document): = {
    val allElements = doc.body().getAllElements()
    allElements.asScala.foreach { element =>
    if(!element.hasText) {
    element.remove()
    }
    }
    doc
    }
    /*
    scala> Jsoup.parse("<p>hi there</p><p><b>Bold text</b><i></i><p></p> yay stuff and things</p>")
    res0: org.jsoup.nodes.Document =
    <html>
    <head></head>
    <body>
    <p>hi there</p>
    <p><b>Bold text</b><i></i></p>
    <p></p> yay stuff and things
    <p></p>
    </body>
    </html>
    scala> removeAllEmptyChildren(res0)
    res1: org.jsoup.nodes.Document =
    <html>
    <head></head>
    <body>
    <p>hi there</p>
    <p><b>Bold text</b></p> yay stuff and things
    </body>
    </html>
    */