Board.at: def of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/board.bend as Board
Lines 8-12 of minebender-game@1.0.0.0/board.bend: https://jend.leeeet.dev/read.txt?path=minebender-game@1.0.0.0/board.bend&start_line=8&end_line=12

import Base
import minebender-game@1.0.0.0/types.bend as T

def at(-A: Data, d: A, g: T.Grid(A), p: T.Pos) -> A:
  match p:
    case T.Pos{x, y}:
      row = Maybe.default(&2, List<&2, A>, List.get(&2, List<&2, A>, g, y), Nil{})
      Maybe.default(&2, A, List.get(&2, A, row, x), d)

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe.default
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Grid
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Pos