examples/graphql-stitching/fly-backend/index.js
function getSentiment( response ) {
    
    const issuesToEvaluate = response.repository.issues.edges;
    
    for( let i = issuesToEvaluate.length - 1; i >= 0; i-- ) {
        let sent = polarity( ( issuesToEvaluate[i].node.title + " " + issuesToEvaluate[i].node.bodyText ).split(" ") );
        issuesToEvaluate[i].node.sentiment = sent;
    };

    return response;
}
function getSentiment( response ) {
    
    const issuesToEvaluate = response.repository.issues.edges;
    
    for( let i = issuesToEvaluate.length - 1; i >= 0; i-- ) {
        let sent = polarity( ( issuesToEvaluate[i].node.title + " " + issuesToEvaluate[i].node.bodyText ).split(" ") );
        issuesToEvaluate[i].node.sentiment = sent;
    };

    return response;
}
**
analyze issue(s) and 'stitch' sentiment into github response;
return updated response