import oop_utils/standard_class
# A standard class:
# - The object instance is attached to a `self` symbol.
# - Initialization + field definitions go into the ctor proc.
class(Counter):
  ctor(newCounter) proc(init: int) =
    self:
      counter = init
  method inc*() {.base.} = self.counter.inc
  method dec*() {.base.} = self.counter.dec
  method get*(): int {.base.} = self.counter

import oop_utils/closure_class
# A closure class:
# - No `self` symbol required.
# - Initialization + field definitions go into main scopre to emphasize closure nature.
class(Counter):
  ctor(newCounter) proc(init: int)
  var counter = init
  proc inc*() = counter.inc
  proc dec*() = counter.dec
  proc get*(): int = counter