Safe Haskell | None |
---|---|
Language | Haskell2010 |
Documentation
:: Read i | |
=> String | The common constructor prefix |
-> [(a, String)] | The table of values to constructor suffixes |
-> String | The newtype constructor name |
-> (i -> a) | The newtype constructor |
-> ReadPrec a |
The common bits of enumeration and bitmask read instances
:: Eq a | |
=> String | The common constructor prefix |
-> [(a, String)] | A table of values to constructor suffixes |
-> String | The newtype constructor name |
-> (a -> i) | Unpack the newtype |
-> (i -> ShowS) | Show the underlying value |
-> Int | |
-> a | |
-> ShowS |
The common bits of enumeration and bitmask show instances
traceAroundEvent :: String -> IO a -> IO a Source #
Wrap an IO action with a pair of traceEventIO
using the specified
message with "begin" or "end" appended.