public override SelectionRuleNode VisitFlowExpression(TmtParser.FlowExpressionContext context) { SelectionRuleNode result = null; var id = context.right?.Text?.Trim('\''); if (!string.IsNullOrWhiteSpace(id)) { switch (context.op?.GetText()) { case "is": result = GetIdComparisonRuleNode(id, Scope.Object); break; case "crosses": var template = GetTrustBoundaryTemplate(id); if (template != null) { result = new TrustBoundaryTemplateRuleNode(template); } else { if (_source.ElementTypes?.Any(x => x.IsGeneric && (x.ElementType == ElementType.BorderBoundary || x.ElementType == ElementType.LineBoundary) && string.CompareOrdinal(x.TypeId, id) == 0) ?? false) { result = new CrossTrustBoundaryRuleNode("Crosses Trust Boundary", true); } } break; } if (Rule == null) { Rule = result; } } return(result); }
/// <summary> /// Visit a parse tree produced by the <c>flowExpression</c> /// labeled alternative in <see cref="TmtParser.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 VisitFlowExpression([NotNull] TmtParser.FlowExpressionContext context) { return(VisitChildren(context)); }
/// <summary> /// Exit a parse tree produced by the <c>flowExpression</c> /// labeled alternative in <see cref="TmtParser.expression"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitFlowExpression([NotNull] TmtParser.FlowExpressionContext context) { }