public RuleIfAction(ParseInfo parseInfo, Scope scope, DeltinScriptParser.Rule_ifContext ifContext)
{
// Syntax error if there is no expression.
if (ifContext.expr() == null)
{
parseInfo.Script.Diagnostics.Error("Expected expression.", DocRange.GetRange(ifContext.RIGHT_PAREN()));
}
// Get the expression.
else
{
Expression = parseInfo.GetExpression(scope, ifContext.expr());
}
}
public override object VisitRule_if(DeltinScriptParser.Rule_ifContext context)
{
if (context.expr() == null)
{
_diagnostics.Error("Expected expression.", new Location(_file, Range.GetRange(context)));
}
return(base.VisitRule_if(context));
}