Main.scala

package org.meerkat

import org.meerkat.Syntax._
import org.meerkat.input.GraphxInput
import org.meerkat.parsers.Parsers._
import org.meerkat.parsers._
import org.meerkat.sppf.SPPFToDot
import scalax.collection.Graph
import scalax.collection.edge.Implicits._
import org.meerkat.util.wrappers
/**
  * <p>Date: 02.01.18 </p>\
  *
  * @author Simon 
  *
  */
object Main {
  //****************************************************************************************************
  val eps = syn("e")
  val S1 = syn("exit36" | "-entry36" | eps)
  val SS1 = syn("entry36" | "-exit36" | eps)
  val road = syn("name" | "data" | "arr_elem"| eps)
  val neroad = syn("-name" | "-data" | "-arr_elem"| eps | epsilon)
  val C: Nonterminal[String] = syn(SS1 ~ C ~ S1 | C ~ C | neroad | road | eps | epsilon)
  val memAlias: Nonterminal[String] = syn(road ~ memAlias ~ neroad | memAlias ~ memAlias | C | eps)
  //****************************************************************************************************




  //****************************************************************************************************
  val g = Graph(

    (0 ~+#> 1) ("e"),
    (2 ~+#> 3) ("e"),
    (4 ~+#> 5) ("e"),
    (6 ~+#> 7) ("e"),
    (10 ~+#> 8) ("e"),
    (9 ~+#> 11) ("e"),
    (1 ~+#> 3) ("name"),
    (3 ~+#> 1) ("-name"),
    (3 ~+#> 5) ("e"),
    (8 ~+#> 7) ("name"),
    (7 ~+#> 8) ("-name"),

    (12 ~+#> 15) ("e"),
    (13 ~+#> 16) ("e"),
    (14 ~+#> 17) ("e"),

    (11 ~+#> 15) ("entry36"),
    (16 ~+#> 8) ("-exit36"),
    (15 ~+#> 11) ("-entry36"),
    (8 ~+#> 16) ("exit36"),

    (15 ~+#> 16) ("data"),
    (17 ~+#> 16) ("-arr_elem"),
    (16 ~+#> 15) ("-data"),
    (16 ~+#> 17) ("arr_elem"),

  )
  //****************************************************************************************************

  def main(args: Array[String]): Unit = {
    var toDot = new SPPFToDot()
//    var graph = GraphxInput(g)
    var sppf = getSPPFs(memAlias, GraphxInput(g)).right.getOrElse(null)


    println(g.toString)
    //toDot.visit(sppf._1.head)
    //sppf._1.map(org.meerkat.util.wrappers.SPPFToTrees).head.map(println)
    //println(toDot.get)
    println(sppf)

  }

}