execute method

@override List execute(List results, Map<String, dynamic> passed)

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) => results.isEmpty
    ? []
    : results.length > 1
    ? throw _conversionException('.toQuantity()', results)
    : results.first is ValidatedQuantity
    ? [results.first]
    : results.first is num
    ? [
        ValidatedQuantity(
          value: UcumDecimal.fromString(results.first.toString()),
          unit: '1',
        ),
      ]
    : results.first is String
    ? [ValidatedQuantity.fromString(results.first as String)]
    : [];