description: Specifies whether a particular element or resource is expected to have an id or not. Note that this can be done in a profile on the element, but it is sometimes useful to say this e.g. on an abstract element in a logical model
package_name: rs/hl7.fhir.uv.tools.r3
derivation: constraint
name: IdExpectationExt
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: uri, value: 'http://hl7.org/fhir/tools/StructureDefinition/id-expectation'}
    type: uri
    index: 1
  value:
    choices: [valueCode]
    index: 3
  valueCode: {type: code, choiceOf: value, index: 4}
package_version: 0.5.0
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/tools/StructureDefinition/id-expectation
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.5.0
required: [value, valueCode]