execute method
The iterable, nested function that evaluates the entire FHIRPath expression one object at a time
Implementation
@override
List execute(List results, Map<String, dynamic> passed) {
final equalsParser = EqualsParser();
equalsParser.before = this.before;
equalsParser.after = this.after;
final equality = equalsParser.execute(results, passed);
return FpNotParser().execute(equality, passed);
}