/// <summary>
/// Visit a parse tree produced by <see cref="Generated.Z80TestParser.equExpr"/>.
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public override object VisitEquExpr(Z80TestParser.EquExprContext context)
{
if (IsInvalidContext(context))
{
return(null);
}
var expr = (ExpressionNode)VisitRelExpr(context.relExpr()[0]);
var opIndex = 1;
for (var i = 1; i < context.relExpr().Length; i++)
{
var rightExpr = VisitRelExpr(context.relExpr()[i]);
var opToken = context.GetTokenText(opIndex);
var equExpr = opToken == "=="
? new EqualOperationNode(context)
: new NotEqualOperationNode(context) as BinaryOperationNode;
equExpr.LeftOperand = expr;
equExpr.RightOperand = (ExpressionNode)rightExpr;
expr = equExpr;
opIndex += 2;
}
return(expr);
}
/// <summary>
/// Exit a parse tree produced by <see cref="Z80TestParser.equExpr"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitEquExpr([NotNull] Z80TestParser.EquExprContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="Z80TestParser.equExpr"/>.
/// <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 VisitEquExpr([NotNull] Z80TestParser.EquExprContext context)
{
return(VisitChildren(context));
}
