[ Object ] on: [ String ] do: [ Code ]

☞ q ≔ Object new.
q on: ‘abc:’ do: { :p
⚿ abc ≔ p.
}.
q on: ‘abc’ do: { ↲ ⚿ abc.
}.
☞ a ≔ q new abc: ‘123’.
✎ write: a abc, stop.
123