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Fixed enumeration bounds check bug

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Chord 2016-05-19 01:55:43 -04:00
parent 362e923c8f
commit f1fae83548
1 changed files with 3 additions and 2 deletions
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5
common/src/main/scala/net/psforever/packet/PSPacket.scala
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@ -80,10 +80,11 @@ object PacketHelpers {
def createEnumerationCodec[E <: Enumeration](enum : E, storageCodec : Codec[Int]) : Codec[E#Value] = {
type Struct = Int :: HNil
val struct: Codec[Struct] = storageCodec.hlist
val primitiveLimit = Math.pow(2, storageCodec.sizeBound.exact.get)
// Assure that the enum will always be able to fit in a N-bit int
assert(enum.maxId <= Math.pow(storageCodec.sizeBound.exact.get, 2),
enum.getClass.getCanonicalName + ": maxId exceeds primitive type")
assert(enum.maxId <= primitiveLimit,
enum.getClass.getCanonicalName + s": maxId exceeds primitive type (limit of $primitiveLimit, maxId ${enum.maxId})")
def to(pkt: E#Value): Struct = {
pkt.id :: HNil