filterByFhirPathExpression
fun List<RepositoryResourceData>.filterByFhirPathExpression(fhirPathDataExtractor: FhirPathDataExtractor, conditionalFhirPathExpressions: List<String>?, matchAll: Boolean): List<RepositoryResourceData>
Filter provided Resource's using FhirPath expressions. The extracted FHIRPath value is REQUIRED to be a boolean otherwise the toBoolean function will evaluate to false and hence return an empty list.