| package org.eclipse.xtext.example.fowlerdsl.serializer; |
| |
| import com.google.inject.Inject; |
| import java.util.List; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.xtext.IGrammarAccess; |
| import org.eclipse.xtext.RuleCall; |
| import org.eclipse.xtext.example.fowlerdsl.services.StatemachineGrammarAccess; |
| import org.eclipse.xtext.nodemodel.INode; |
| import org.eclipse.xtext.serializer.analysis.GrammarAlias.AbstractElementAlias; |
| import org.eclipse.xtext.serializer.analysis.ISyntacticSequencerPDAProvider.ISynTransition; |
| import org.eclipse.xtext.serializer.sequencer.AbstractSyntacticSequencer; |
| |
| @SuppressWarnings("restriction") |
| public class AbstractStatemachineSyntacticSequencer extends AbstractSyntacticSequencer { |
| |
| protected StatemachineGrammarAccess grammarAccess; |
| |
| @Inject |
| protected void init(IGrammarAccess access) { |
| grammarAccess = (StatemachineGrammarAccess) access; |
| } |
| |
| @Override |
| protected String getUnassignedRuleCallToken(EObject semanticObject, RuleCall ruleCall, INode node) { |
| return ""; |
| } |
| |
| |
| @Override |
| protected void emitUnassignedTokens(EObject semanticObject, ISynTransition transition, INode fromNode, INode toNode) { |
| if (transition.getAmbiguousSyntaxes().isEmpty()) return; |
| List<INode> transitionNodes = collectNodes(fromNode, toNode); |
| for (AbstractElementAlias syntax : transition.getAmbiguousSyntaxes()) { |
| List<INode> syntaxNodes = getNodesFor(transitionNodes, syntax); |
| acceptNodes(getLastNavigableState(), syntaxNodes); |
| } |
| } |
| |
| } |