| package org.eclipse.emf.henshin.adapters.xtext |
| |
| import javax.inject.Provider |
| import org.eclipse.emf.ecore.EObject |
| import org.eclipse.emf.henshin.model.Attribute |
| import org.eclipse.emf.henshin.model.Edge |
| import org.eclipse.emf.henshin.model.NamedElement |
| |
| class NamingHelper { |
| static dispatch def name(EObject eo) { null } |
| static dispatch def name(NamedElement ne) { ne.name } |
| static dispatch def name(Edge e) { '''[«safe([e.source.name])»->«safe([e.target.name])»:«safe([e.type.name])»]'''.toString } |
| static dispatch def name(Attribute a) { if (a.type !== null) { a.type.name } else "" } |
| |
| private static def safe(Provider<String> expression) { |
| try { |
| expression.get |
| } catch (NullPointerException npe) { |
| "" |
| } |
| } |
| } |
