script_lines

        # RubyVM::InstructionSequence.script_lines

(from ruby core)
### Implementation from InstructionSequence
---
    iseq.script_lines -> array or nil

---

It returns recorded script lines if it is availalble. The script lines
are not limited to the iseq range, but are entire lines of the source
file.

Note that this is an API for ruby internal use, debugging, and research.
Do not use this for any other purpose. The compatibility is not
guaranteed.