in packages/core/lib/segments/attributes/subsegment.js [140:158]
Subsegment.prototype.addAnnotation = function(key, value) {
if (typeof value !== 'boolean' && typeof value !== 'string' && !isFinite(value)) {
logger.getLogger().error('Failed to add annotation key: ' + key + ' value: ' + value + ' to subsegment ' +
this.name + '. Value must be of type string, number or boolean.');
return;
}
if (typeof key !== 'string') {
logger.getLogger().error('Failed to add annotation key: ' + key + ' value: ' + value + ' to subsegment ' +
this.name + '. Key must be of type string.');
return;
}
if (this.annotations === undefined) {
this.annotations = {};
}
this.annotations[key] = value;
};