blob: 02070f1f01b6b9d1c5ea062817c1373f5b212ad7 [file] [log] [blame]
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);
}
}
}