Board generation code

gistfile1.groovy

private def setupBoard() {  
	// generate board based on observed patterns (see readme)	
	(1..4).each( {
		if(it == 1) {
			(minX..maxX).each( {
					if(it == minX) {
						board.put("${it},${minY}", ["NORTH":true,"SOUTH":false,"EAST":true,"WEST":false])
					} else if(it == maxX) {
						board.put("${it},${minY}", ["NORTH":true,"SOUTH":false,"EAST":false,"WEST":true])
					} else
						board.put("${it},${minY}", ["NORTH":true,"SOUTH":false,"EAST":true,"WEST":true])
					}
				)
		} else if(it == 2) {
			(minY+1..maxY).each( {		
				if(it == maxY) {												
					board.put("${maxX},${it}", ["NORTH":false,"SOUTH":true,"EAST":false,"WEST":true])
				} else {
					board.put("${maxX},${it}", ["NORTH":true,"SOUTH":true,"EAST":false,"WEST":true])
				}
			})
		} else if(it == 3) {
			(minX..maxX-1).each( {			
				if(it == minX) {
					board.put("${it},${maxY}", ["NORTH":false,"SOUTH":true,"EAST":true,"WEST":false])
				} else {
					board.put("${it},${maxY}", ["NORTH":false,"SOUTH":true,"EAST":true,"WEST":true])
				}
			})
		} else if(it == 4) {
			(minX+1..maxY-1).each( {																			
				board.put("${minX},${it}", ["NORTH":true,"SOUTH":true,"EAST":true,"WEST":false])
			})
		}
	})
}