plugins/org.eclipse.epsilon.egl.dt.traceability.fine.emf/model/textlink.emf

@namespace(uri="http://www.eclipse.org/gmt/epsilon/egl/textlink", prefix="textlink")

package textlink;

class Trace {
   val TraceLink[*] traceLinks;
}

class TraceLink {
   val ModelLocation[1] source;
   val TextLocation[1] destination;
}

abstract class TraceLinkEnd {}

abstract class ModelLocation extends TraceLinkEnd  {
   attr String[1] propertyName;
}

class EmfModelLocation extends ModelLocation {
   ref EObject[1] modelElement;   
}

class TextLocation extends TraceLinkEnd {
   attr String[1] resource;
   val Region[1] region;
}

class Region {
   attr Integer[1] offset;
   attr Integer[1] length;
}