FHIR Tooling Extensions IG
0.8.0 - Release 0.2.0 International flag

This page is part of the HL7 Tools Extension IG (v0.8.0: Release - Informative) based on FHIR (HL7® FHIR® Standard) v5.0.0. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

Extension: Id Expectation Extension

Official URL: http://hl7.org/fhir/tools/StructureDefinition/id-expectation Version: 0.8.0
Standards status: Informative Maturity Level: 4 Computable Name: IdExpectationExt
Other Identifiers: OID:2.16.840.1.113883.4.642.40.1.42.15

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

Context of Use

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Whether a resource or an element should have an id
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/id-expectation"
... value[x] 1..1 code Value of extension
Binding: Id Expectation Set (required)

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Whether a resource or an element should have an id
... id 0..1 id Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/id-expectation"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type code: 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

Maturity: 4

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Whether a resource or an element should have an id
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/id-expectation"
... value[x] 1..1 code Value of extension
Binding: Id Expectation Set (required)

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Whether a resource or an element should have an id
... id 0..1 id Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/id-expectation"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type code: 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

Maturity: 4

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

PathConformanceValueSetURI
Extension.value[x]requiredIdExpectationVS(a valid code from Id Expectation Codes)
http://hl7.org/fhir/tools/ValueSet/id-expectation
From this IG

Constraints

IdGradePath(s)DetailsRequirements
ele-1error**ALL** elementsAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1error**ALL** extensionsMust have either extensions or value[x], not both
: extension.exists() != value.exists()