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lazy InputCache for recursive caches

This commit is contained in:
Mark Harrah 2011-06-20 15:25:23 -04:00
parent c4ac9445e3
commit e8b33f9286
1 changed files with 10 additions and 0 deletions
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10
cache/SeparatedCache.scala vendored
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@ -27,6 +27,16 @@ object InputCache
def write(to: Out, i: I) = fmt.writes(to, i) def write(to: Out, i: I) = fmt.writes(to, i)
def equiv = eqv def equiv = eqv
} }
def lzy[I](mkIn: => InputCache[I]): InputCache[I] =
new InputCache[I]
{
lazy val ic = mkIn
type Internal = ic.Internal
def convert(i: I) = ic convert i
def read(from: Input): ic.Internal = ic.read(from)
def write(to: Out, i: ic.Internal) = ic.write(to, i)
def equiv = ic.equiv
}
} }
class BasicCache[I,O](implicit input: InputCache[I], outFormat: Format[O]) extends Cache[I,O] class BasicCache[I,O](implicit input: InputCache[I], outFormat: Format[O]) extends Cache[I,O]