public override Result VisitPropertyCall([NotNull] OclParser.PropertyCallContext context)
{
if (context.propertyCallParameters() != null)
{
Result result = this.launcher.LaunchOperation(context.pathName().GetText(), context);
if (result != null)
{
return(result);
}
Dictionary <string, Result> stack = new Dictionary <string, Result>();
List <string> names = this.funcs[context.pathName().GetText()].Param;
OclParser.ExpressionContext contextFunc = this.funcs[context.pathName().GetText()].Context;
for (int i = 0; i < names.Count; i++)
{
stack[names[i]] = this.VisitExpression(context.propertyCallParameters().actualParameterList().expression()[i]);
}
this.vars.Add(stack);
result = this.VisitExpression(contextFunc);
this.vars.RemoveAt(this.vars.Count - 1);
return(result);
}
else if (context.Parent is OclParser.PostfixExpressionContext expressionContext)
{
string element = expressionContext.primaryExpression().GetText();
if (element != "self")
{
this.Element = this.Model.FindElement(element);
}
var old = this.Element;
if (context.NUMBER() != null)
{
IElement parent = this.Element;
for (int i = 0; i < this.Depth - int.Parse(context.NUMBER().GetText()); i++)
{
parent = parent.Class;
}
this.Element = parent;
}
IAttribute attr = this.Element.Attributes.First(x => x.Name == context.pathName().GetText());
this.Element = old;
switch (attr.Kind)
{
case AttributeKind.Boolean:
return(new BoolResult(bool.Parse(attr.StringValue)));
case AttributeKind.String:
return(new StringResult(attr.StringValue));
case AttributeKind.Int:
return(new IntResult(int.Parse(attr.StringValue)));
case AttributeKind.Double:
return(new DoubleResult(double.Parse(attr.StringValue)));
}
return(new StringResult(this.Element.Attributes.First(x => x.Name == context.pathName().GetText()).StringValue));
}
return(this.VisitPathName(context.pathName()));
}
/// <summary>
/// Visit a parse tree produced by <see cref="OclParser.expression"/>.
/// <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 VisitExpression([NotNull] OclParser.ExpressionContext context)
{
return(VisitChildren(context));
}
