Struct PotionBrewPostEvent 

pub struct PotionBrewPostEvent<'a> {
    pub pos: [i32; 3],
    pub stacks: &'a mut [Option<ItemStack>; 5],
}

What Hooks::potion_brew_post is told. Each field is that hook’s argument of the same name, described in the hook’s doc.

Fields

pos: [i32; 3]

stacks: &'a mut [Option<ItemStack>; 5]