They're both useful, but really we get invocation stack with script parent(s), but only the in-script call stack. A better approach would be the unified set of all callers, like:
current_file.du:10:5
current_file:du:5:32
parent_file.du:45:6
parent_file.du:13:4
...
They're both useful, but really we get invocation stack with script parent(s), but only the in-script call stack. A better approach would be the unified set of all callers, like: