Commentary: "meow meow meow"
Indent: "  "
Prompt: "nix-repl> "
Command: "command"
Indent: "  "
Output: "output output one"
Output: ""
Commentary: ""
Indent: "  "
Output: "output output two"
Commentary: "meow meow"
Indent: "  "
Prompt: "nix-repl> "
Command: "command two"
Indent: "  "
Output: "output output output"
Commentary: "commentary"
Indent: "  "
Output: "output output output"
Output: ""
Commentary: "the blank below should be chomped"
Indent: "  "
Prompt: "nix-repl> "
Command: "command three"
Commentary: ""
Indent: "  "
Output: "meow output"