in lib/ddb-utils.js [25:44]
function duplicateObject(value) {
if(value === null) {
return null;
} else if (((typeof value) == "string") || ((typeof value) == "number") || ((typeof value) == "boolean")) {
return value;
} else if (Array.isArray(value)) {
return value.map(duplicateObject);
} else if (value instanceof Date) {
return value;
} else if ((typeof value) == "object") {
var result = Object.create(Object.getPrototypeOf(value));
var properties = Object.keys(value);
properties.forEach(function(propertyName) {
result[propertyName] = duplicateObject(value[propertyName]);
});
return result;
} else {
throw new Error("Unsupported value type");
}
}