public override List <GeneralError> VisitBooleanExpr([NotNull] WordLangParser.BooleanExprContext context)
{
var errs = new List <GeneralError>();
context.expression().Select(ctx => Visit(ctx))
.ToList()
.ForEach(set => errs.AddRange(set));
return(errs);
}
public override string VisitBooleanExpr([NotNull] WordLangParser.BooleanExprContext context)
{
var left = Visit(context.expression(0));
var right = Visit(context.expression(1));
//var left = Visit(context.text(0));
//var right = Visit(context.text(1));
var op = Visit(context.booleanOp());
return($"(cond op=[{op}] left=[{left}] right=[{right}])");
}
public override string VisitBooleanExpr([NotNull] WordLangParser.BooleanExprContext context)
{
var op = Visit(context.booleanOp());
var left = Quotize(TreeVisitor.Visit(context.expression(0)));
var right = Quotize(TreeVisitor.Visit(context.expression(1)));
//var left = Quotize(Visit(context.text(0)));
//var right = Quotize(Visit(context.text(1)));
return($"{{\"op\":{op},\"left\":{left},\"right\":{right}}}");
}
public override AST.RuleTree VisitBooleanExpr([NotNull] WordLangParser.BooleanExprContext context)
{
var condition = new AST.Condition();
//var leftCtx = context.text(0);
//var rightCtx = context.text(1);
//var rightName = rightCtx.NAME().CombineTokens();
//condition.LeftKey = new AST.FieldString()
//{
// Value = leftCtx.NAME().CombineTokens(),
// StartIndex = leftCtx.NAME().First().Symbol.StartIndex,
// StopIndex = leftCtx.NAME().Last().Symbol.StopIndex
//};
//condition.RightKey = new AST.FieldString()
//{
// Value = rightCtx.NAME().CombineTokens(),
// StartIndex = rightCtx.NAME().First().Symbol.StartIndex,
// StopIndex = rightCtx.NAME().Last().Symbol.StopIndex
//};
var opMainCtx = context.booleanOp().booleanOpMain();
condition.Negated = context.booleanOp().NEGATION() != null;
condition.Operator = new AST.FieldComparisonOperator()
{
Value = (opMainCtx.EQUALTO() != null ? AST.ComparisonOperator.EQUALS :
(opMainCtx.LESSTHAN() != null ? AST.ComparisonOperator.LESS : AST.ComparisonOperator.GREATER)),
StartIndex = context.booleanOp().Start.StartIndex,
StopIndex = context.booleanOp().Stop.StopIndex
};
return(condition);
}
