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| -rw-r--r-- | stm.go | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -69,6 +69,11 @@ behavior. One common way to get around this is to build up a list of impure operations inside the transaction, and then perform them after the transaction completes. +Another caveat: stm uses simple pointer equality to determine whether Vars +have changed during a transaction. For types containing mutable pointers, this +may be insufficient; immutable values should be used instead. Support for +proper versioning is planned. + The stm API tries to mimic that of Haskell's Control.Concurrent.STM, but this is not entirely possible due to Go's type system; we are forced to use interface{} and type assertions. Furthermore, Haskell can enforce at compile |