Function veloren_common_systems::aura::activate_aura

fn activate_aura(
    key: AuraKey,
    aura: &Aura,
    applier: Entity,
    applier_uid: Uid,
    target: Entity,
    health: &Health,
    target_buffs: &Buffs,
    allow_friendly_fire: bool,
    read_data: &ReadData<'_>,
    emitters: &mut impl EmitExt<BuffEvent>,
) -> bool