util = require("util")

-- Halls run from one point to another, the start and end points are in the
-- middle of the hallway.
-- "floor_gen" can be a string (the sprites texture to use)a
-- or a function (passed the "Hall" object to generate the texture for that segment.
class Hall
	new: (tbl) =>
		util.typecheck(tbl,
			"startx", "number",
			"starty", "number",
			"endx", "number",
			"endy", "number",
			"width", "number"
		)
		assert(tbl.floor_gen, "Hall requires a 'floor_gen' attribute")
		if type(tbl.floor_gen) == "function"
			@floor_gen = tbl.floor_gen
		elseif type(tbl.floor_gen) == "string"
			@floor_gen = () =>
				tbl.floor_gen