public override Node VisitIfStmt(ML4DParser.IfStmtContext context) { IfElseChainNode ifElseChainNode = new IfElseChainNode(); int predicates = context._pred.Count; int bodies = context._body.Count; ifElseChainNode.IfNodes.Add(new IfNode((ExpressionNode)Visit(context._pred[0]), (LinesNode)Visit(context._body[0]))); if (predicates == 1 && predicates < bodies) { ifElseChainNode.ElseBody = (LinesNode)Visit(context._body[bodies - 1]); } if (predicates > 1 && predicates == bodies) { for (int i = 1; i < bodies; i++) { ifElseChainNode.IfNodes.Add(new IfNode((ExpressionNode)Visit(context._pred[i]), (LinesNode)Visit(context._body[i]))); } } else if (predicates > 1 && predicates < bodies) { for (int i = 1; i < predicates; i++) { ifElseChainNode.IfNodes.Add(new IfNode((ExpressionNode)Visit(context._pred[i]), (LinesNode)Visit(context._body[i]))); } ifElseChainNode.ElseBody = (LinesNode)Visit(context._body[bodies - 1]); } return(ifElseChainNode); }
/// <summary> /// Exit a parse tree produced by the <c>ifStmt</c> /// labeled alternative in <see cref="ML4DParser.stmt"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitIfStmt([NotNull] ML4DParser.IfStmtContext context) { }
/// <summary> /// Visit a parse tree produced by the <c>ifStmt</c> /// labeled alternative in <see cref="ML4DParser.stmt"/>. /// <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 VisitIfStmt([NotNull] ML4DParser.IfStmtContext context) { return(VisitChildren(context)); }