core.parsexfhirquery | Medplum
parseXFhirQuery() function
Parses an extended FHIR search criteria string (i.e. application/x-fhir-query).
Signature:
export declare function parseXFhirQuery(query: string, variables: Record<string, TypedValue>, context?: TypedValue[]): SearchRequest;
Parameters
| Parameter | Type | Description |
|---|---|---|
| query | string | The X-Fhir-Query string to parse |
| variables | Record<string, TypedValue > | Values to pass into embedded FHIRPath expressions |
| context | TypedValue | (Optional) The context collection to evaluate over |
Returns:
SearchRequest
The parsed search request
Example
Evaluating a FHIRPath subexpression
const query = 'Patient?name={{ %patient.name }}';
const variables = { patient: { name: 'John Doe' } };
const request = parseXFhirQuery(query, variables);
console.log(request.filters[0].value); // "John Doe"