How do you fix this?
verb
arrows()
arrow(/obj/projectile/arrow,src)


proc
fireprojectile(Type, mob/Who)
/*
Type = the type of projectile
Who = who fired/threw the projectile
*/
var/obj/projectile/S = new Type(Who.loc) // make a new projectile where the mob is
if(!istype(S,/obj/projectile)) // make sure they are
world.log << "Invalid projectile:[Type]"
return
S.dir = Who.dir // projectile faces same dir as the mob
S.who = Who
S.missileloop()



obj
projectile
density = 1
layer = FLY_LAYER
var
mob/who // the mob that fires the projectile
damage = 0 // how much damage the projectile causes
mrange = 10 // how far the projectile can go
delay = 1 // number of ticks between movements


proc
missileloop()
step(src,dir) // T = space the
if(--mrange > 0) // decriment range
spawn(delay) missileloop()
else
endmissile()

endmissile()
/* This proc is called when the missile stops moving.
Override it for missiles that have special effects
like explosions or leaving items where they land.
*/
del(src)

Bump(O)
if(ismob(O))
world << "[who]'s [name] hit [O] for [damage] damage!"
//do your damage routine here
endmissile() // we hit something, so the missile stops


shield
icon = 'shield.dmi'

arrow
icon = 'arrow.dmi'