How to use cql-execution - 10 common examples
To help you get started, we’ve selected a few cql-execution examples, based on popular ways it is used in public projects.
Secure your code as it's written. Use Snyk Code to scan source code in minutes - no build needed - and fix issues immediately.
AHRQ-CDS / AHRQ-CDS-Connect-Authoring-Tool / frontend / src / actions / artifacts.js View on Github 
function performExecuteArtifact(elmFiles, artifactName, params, patients, vsacCredentials, codeService, dataModel) {
// Set up the library
const elmFile = JSON.parse(_.find(elmFiles, f =>
f.name.replace(/[\s-\\/]/g, '') === artifactName.replace(/[\s-\\/]/g, '')).content);
const libraries = _.filter(elmFiles, f =>
f.name.replace(/[\s-\\/]/g, '') !== artifactName.replace(/[\s-\\/]/g, '')).map(f => JSON.parse(f.content));
const library = new cql.Library(elmFile, new cql.Repository(libraries));
// Set up the parameters
const cqlExecParams = convertParameters(params);
// Create the patient source
const patientSource = (dataModel.version === '3.0.0')
? cqlfhir.PatientSource.FHIRv300()
: cqlfhir.PatientSource.FHIRv102();
// Load the patient source with the patient
patientSource.loadBundles(patients);
// Extract the value sets from the ELM
let valueSets = [];
if (elmFile.library && elmFile.library.valueSets && elmFile.library.valueSets.def) {
valueSets = elmFile.library.valueSets.def;function executeElmAgainstPatientSource(executionInputs, patientSource) {
// executionInputs.elmDependencies = [ fhirhelpersElm ]
const repository = new cql.Repository(executionInputs.elmDependencies);
const lib = new cql.Library(executionInputs.elm, repository);
const codeService = new cql.CodeService(executionInputs.valueSetDB);
const executor = new cql.Executor(lib, codeService, executionInputs.parameters);
const results = executor.exec(patientSource);
return results.patientResults[Object.keys(results.patientResults)[0]];
}function executeElmAgainstPatientSource(executionInputs, patientSource) {
// executionInputs.elmDependencies = [ fhirhelpersElm ]
const repository = new cql.Repository(executionInputs.elmDependencies);
const lib = new cql.Library(executionInputs.elm, repository);
const codeService = new cql.CodeService(executionInputs.valueSetDB);
const executor = new cql.Executor(lib, codeService, executionInputs.parameters);
const results = executor.exec(patientSource);
return results.patientResults[Object.keys(results.patientResults)[0]];
}function executeElmAgainstPatientSource(executionInputs, patientSource) {
// executionInputs.elmDependencies = [ fhirhelpersElm ]
const repository = new cql.Repository(executionInputs.elmDependencies);
const lib = new cql.Library(executionInputs.elm, repository);
const codeService = new cql.CodeService(executionInputs.valueSetDB);
const executor = new cql.Executor(lib, codeService, executionInputs.parameters);
const results = executor.exec(patientSource);
return results.patientResults[Object.keys(results.patientResults)[0]];
}.then(() => {
// Value sets are loaded, so execute!
const executor = new cql.Executor(library, codeService, cqlExecParams);
const results = executor.exec(patientSource);
return results;
});
}function executeElmAgainstPatientSource(executionInputs, patientSource) {
// executionInputs.elmDependencies = [ fhirhelpersElm ]
const repository = new cql.Repository(executionInputs.elmDependencies);
const lib = new cql.Library(executionInputs.elm, repository);
const codeService = new cql.CodeService(executionInputs.valueSetDB);
const executor = new cql.Executor(lib, codeService, executionInputs.parameters);
const results = executor.exec(patientSource);
return results.patientResults[Object.keys(results.patientResults)[0]];
}case 'interval_of_decimal':
paramsObj[p.name] = new cql.Interval(p.value.firstDecimal, p.value.secondDecimal);
break;
case 'interval_of_integer':
paramsObj[p.name] = new cql.Interval(p.value.firstInteger, p.value.secondInteger);
break;
case 'interval_of_quantity': {
const q1 = p.value.firstQuantity != null ? new cql.Quantity({
value: p.value.firstQuantity,
unit: p.value.unit
}) : null;
const q2 = p.value.secondQuantity != null ? new cql.Quantity({
value: p.value.secondQuantity,
unit: p.value.unit
}) : null;
paramsObj[p.name] = new cql.Interval(q1, q2);
break;
}
case 'string':
// Remove the leading and trailing single-quotes
paramsObj[p.name] = p.value.replace(/^'(.*)'$/, '$1');
break;
case 'system_code':
paramsObj[p.name] = new cql.Code(p.value.code, p.value.uri);
break;
case 'system_concept':
paramsObj[p.name] = new cql.Concept([new cql.Code(p.value.code, p.value.uri)]);
break;
case 'system_quantity':
paramsObj[p.name] = new cql.Quantity({
value: p.value.quantity,
unit: p.value.unitif (p.value.firstDate) {
const str = p.value.firstTime ? `${p.value.firstDate}T${p.value.firstTime}` : p.value.firstDate;
d1 = cql.DateTime.parse(str);
}
if (p.value.secondDate) {
const str = p.value.secondTime ? `${p.value.secondDate}T${p.value.secondTime}` : p.value.secondDate;
d2 = cql.DateTime.parse(str);
}
paramsObj[p.name] = new cql.Interval(d1, d2);
break;
}
case 'interval_of_decimal':
paramsObj[p.name] = new cql.Interval(p.value.firstDecimal, p.value.secondDecimal);
break;
case 'interval_of_integer':
paramsObj[p.name] = new cql.Interval(p.value.firstInteger, p.value.secondInteger);
break;
case 'interval_of_quantity': {
const q1 = p.value.firstQuantity != null ? new cql.Quantity({
value: p.value.firstQuantity,
unit: p.value.unit
}) : null;
const q2 = p.value.secondQuantity != null ? new cql.Quantity({
value: p.value.secondQuantity,
unit: p.value.unit
}) : null;
paramsObj[p.name] = new cql.Interval(q1, q2);
break;
}
case 'string':
// Remove the leading and trailing single-quotes
paramsObj[p.name] = p.value.replace(/^'(.*)'$/, '$1');const q2 = p.value.secondQuantity != null ? new cql.Quantity({
value: p.value.secondQuantity,
unit: p.value.unit
}) : null;
paramsObj[p.name] = new cql.Interval(q1, q2);
break;
}
case 'string':
// Remove the leading and trailing single-quotes
paramsObj[p.name] = p.value.replace(/^'(.*)'$/, '$1');
break;
case 'system_code':
paramsObj[p.name] = new cql.Code(p.value.code, p.value.uri);
break;
case 'system_concept':
paramsObj[p.name] = new cql.Concept([new cql.Code(p.value.code, p.value.uri)]);
break;
case 'system_quantity':
paramsObj[p.name] = new cql.Quantity({
value: p.value.quantity,
unit: p.value.unit
});
break;
case 'time':
// CQL exec doesn't expose a Time class, so we must construct a DT and then get the Time
paramsObj[p.name] = cql.DateTime.parse(`@0000-01-01${p.value.slice(1)}`).getTime();
break;
default: // do nothing
}
});
return paramsObj;}
if (p.value.secondDate) {
const str = p.value.secondTime ? `${p.value.secondDate}T${p.value.secondTime}` : p.value.secondDate;
d2 = cql.DateTime.parse(str);
}
paramsObj[p.name] = new cql.Interval(d1, d2);
break;
}
case 'interval_of_decimal':
paramsObj[p.name] = new cql.Interval(p.value.firstDecimal, p.value.secondDecimal);
break;
case 'interval_of_integer':
paramsObj[p.name] = new cql.Interval(p.value.firstInteger, p.value.secondInteger);
break;
case 'interval_of_quantity': {
const q1 = p.value.firstQuantity != null ? new cql.Quantity({
value: p.value.firstQuantity,
unit: p.value.unit
}) : null;
const q2 = p.value.secondQuantity != null ? new cql.Quantity({
value: p.value.secondQuantity,
unit: p.value.unit
}) : null;
paramsObj[p.name] = new cql.Interval(q1, q2);
break;
}
case 'string':
// Remove the leading and trailing single-quotes
paramsObj[p.name] = p.value.replace(/^'(.*)'$/, '$1');
break;
case 'system_code':
paramsObj[p.name] = new cql.Code(p.value.code, p.value.uri);cql-execution
An execution framework for the Clinical Quality Language (CQL)
