sol2/examples/source/player_script.lua

-- call single argument integer constructor
p1 = player.new(2)

-- p2 is still here from being 
-- set with lua["p2"] = player(0); below
local p2shoots = p2:shoot()
assert(not p2shoots)
-- had 0 ammo
	
-- set variable property setter
p1.hp = 545;
-- get variable through property getter
print(p1.hp);

local did_shoot_1 = p1:shoot()
print(did_shoot_1)
print(p1.bullets)
local did_shoot_2 = p1:shoot()
print(did_shoot_2)
print(p1.bullets)
local did_shoot_3 = p1:shoot()
print(did_shoot_3)
	
-- can read
print(p1.bullets)
-- would error: is a readonly variable, cannot write
-- p1.bullets = 20

p1:boost()