public object VisitInstance(KpLinguaParser.InstanceContext context)
{
var instance = new MInstance();
var typeName = context.typeReference().Accept(this) as string;
var identifierContext = context.Identifier();
var multisetContext = context.nonEmptyMultiset();
if (identifierContext != null)
{
instance.Name = GetIdentifier(identifierContext);
if (_instancesByName.ContainsKey(instance.Name))
{
throw new KpLinguaSemanticException(string.Format("A membrane instance with name '{0}' has already been defined", instance.Name), identifierContext.Symbol.Line, identifierContext.Symbol.Column);
}
}
if (multisetContext != null)
{
instance.ReplaceMultiset(multisetContext.Accept(this) as Multiset);
}
RegisterMInstance(instance, typeName);
return(instance);
}
/// <summary>
/// Visit a parse tree produced by <see cref="KpLinguaParser.instance"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitInstance([NotNull] KpLinguaParser.InstanceContext context)
{
return(VisitChildren(context));
}
