ref: 577f8a21ded3a49c799ee49b90508801f1361842
dir: /Modules/persons.b/
implement Persons; include "persons.m"; population: int; init() { population = 0; } getpop(): int { return population; } mkperson(): ref Person { population++; return ref Person; } Person.stringify(p: self ref Person): string { return p.name; }