Release 5

This page is part of the FHIR Specification (v5.0.0: R5 - STU). This is a downloaded copy of the specification. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4

Expression.shex

Modeling and Methodology Work GroupMaturity Level: N/AStandards Status: Informative

Raw ShEx

ShEx statement for Expression

PREFIX fhir: <http://hl7.org/fhir/> 
PREFIX fhirvs: <http://hl7.org/fhir/ValueSet/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#> 
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> 

IMPORT <uri.shex>
IMPORT <code.shex>
IMPORT <string.shex>
IMPORT <DataType.shex>

# An expression that can be used to generate a value
<Expression> EXTENDS @<DataType> CLOSED {   

    a [fhir:Expression]?;

    fhir:description @<string>?;            # Natural language description of 
                                            # the condition 
    fhir:name @<code>?;                     # Short name assigned to expression 
                                            # for reuse 
    fhir:language @<code>?;                 # text/cql | text/fhirpath | 
                                            # application/x-fhir-query | etc. 
    fhir:expression @<string>?;             # Expression in specified language
    fhir:reference @<uri>?;                 # Where the expression is found
}

Usage note: every effort has been made to ensure that the ShEx files are correct and useful, but they are not a normative part of the specification.