4.0.0 org.eclipse.papyrus org.eclipse.papyrus.features 0.0.1-SNAPSHOT org.eclipse.papyrus.infra.emf.expressions.feature 1.0.0-SNAPSHOT eclipse-feature Papyrus EMF Expressions provides tools to create expressions. Expressions Framework has been created to be extensible. An Expression is an object providing a method to evaluate an object and return a value.