SE-0024: Optional Value Setter ??=: In certain cases the ?? operation doesn’t help with lengthly variable names, i.e., really.long.lvalue[expression] = really.long.lvalue[expression] ?? “”. In addition to this other languages such as Ruby contain a pipe operator really.long.lvalue[expression] ||= “” which works the same way and which is very popular. This lowers the barrier of entry … Continue reading Swift Evolution Proposals