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));
}
