in src/data.rs [682:700]
fn json_str_to_attributes(s: &str) -> Result<HashMap<String, AttributeValue>, serde_json::Error> {
debug!(
"Trying to convert from standard JSON received from command line into attributes: {}",
s
);
// In this line we assume that 1st element of JSON is not an array.
// i.e. this type annotation assumes single JSON element:
// {"a": "val", "b": "yay"}
// on the other hand, cannot be used for JSON begins with array like:
// [ {"a": "val"}, {"b": "yay"} ]
let hashmap: HashMap<String, JsonValue> = serde_json::from_str(s)?; // unknown JSON structure
debug!("JSON -> HashMap: {:?}", hashmap);
let result = convert_jsonval_to_attrvals_in_hashmap_val(hashmap);
debug!("JSON has been converted to AttributeValue(s): {:?}", result);
Ok(result)
}