偶に制御が効かなくなることがある

on shoot:
    if "%lore of shooter's tool%" contain "どこまでも飛んでいこう！":
        if projectile is an arrow:
            set metadata "endhook" of projectile to true
            set {pdata::%shooter's uuid%::ishook} to true
            while metadata "endhook" of projectile is true:
                push shooter (direction from shooter to projectile) at speed 0.5
                if block at projectile is not air:
                    set metadata "endhook" of projectile to false
                if projectile is not alive:
                    set metadata "endhook" of projectile to false
                wait a ticks
            kill the projectile
            set {pdata::%shooter's uuid%::ishook} to false

on projectile hit:
    if metadata "endhook" of projectile is true:
        kill the projectile

on damage:
    if {pdata::%victim's uuid%::ishook} is true:
        if damage cause is fall:
            cancel event

on shoot:
    if "%lore of shooter's tool%" contain "どこまでも飛んでいこう！":
        if projectile is an arrow:
            set metadata "endhook" of projectile to true
            set {pdata::%shooter's uuid%::ishook} to true
            while metadata "endhook" of projectile is true:
                push shooter (direction from shooter to projectile) at speed 0.5
                if block at projectile is not air:
                    set metadata "endhook" of projectile to false
                if projectile is not alive:
                    set metadata "endhook" of projectile to false
                wait a ticks
            kill the projectile
            set {pdata::%shooter's uuid%::ishook} to false

on projectile hit:
    if metadata "endhook" of projectile is true:
        kill the projectile

on damage:
    if {pdata::%victim's uuid%::ishook} is true:
        if damage cause is fall:
            cancel event