First working roguelike!

gistfile1.txt

fn main() {
  let board =
      __MutArray(10, {(row)
        __MutArray(10, {(col)
          = if {row == 0} { "#" }
            else if {col == 0} { "#" }
            else if {row == 9} { "#" }
            else if {col == 9} { "#" }
            else { "." }
        })
      });

  let mut playerRow = 4;
  let mut playerCol = 3;

  let mut running = true;
  while {running} {
    __MutArray(10, {(rowI)
      let row = board.(rowI);
      __MutArray(10, {(colI)
        let cell = row.(colI);
        if {and(rowI == playerRow, colI == playerCol)} {
          print("@");
        } else {
          print(cell);
        }
      });
      println("");
    });

    let key = __getch();
    println(key);
    if {key == 81} {
      mut (running) = false;
    } else if {key == 119} {
      mut (playerRow) = playerRow + -1;
    } else if {key == 115} {
      mut (playerRow) = playerRow + 1;
    } else if {key == 97} {
      mut (playerCol) = playerCol + -1;
    } else if {key == 100} {
      mut (playerCol) = playerCol + 1;
    }
  }
}