| Copyright | Copyright (c) 2016-2020 Lars Kuhtz <lakuhtz@gmail.com> Copyright (c) 2014-2015 PivotCloud Inc. |
|---|---|
| License | Apache License, Version 2.0 |
| Maintainer | Lars Kuhtz <lakuhtz@gmail.com> |
| Stability | experimental |
| Safe Haskell | Safe-Inferred |
| Language | Haskell2010 |
System.Logger.Backend.Handle
Description
Synopsis
- data LoggerHandleConfig
- loggerHandleConfigText :: (IsString a, Monoid a) => LoggerHandleConfig -> a
- readLoggerHandleConfig :: (MonadError e m, IsString e, Monoid e) => Text -> m LoggerHandleConfig
- validateLoggerHandleConfig :: ConfigValidation LoggerHandleConfig λ
- pLoggerHandleConfig :: Parser LoggerHandleConfig
- pLoggerHandleConfig_ :: Text -> Parser LoggerHandleConfig
- data HandleBackendConfig = HandleBackendConfig {}
- handleBackendConfigHandle :: Lens' HandleBackendConfig LoggerHandleConfig
- handleBackendConfigColor :: Lens' HandleBackendConfig ColorOption
- defaultHandleBackendConfig :: HandleBackendConfig
- validateHandleBackendConfig :: ConfigValidation HandleBackendConfig []
- pHandleBackendConfig :: MParser HandleBackendConfig
- pHandleBackendConfig_ :: Text -> MParser HandleBackendConfig
- withHandleBackend :: (MonadIO m, MonadBaseControl IO m) => HandleBackendConfig -> (LoggerBackend Text -> m α) -> m α
- withHandleBackend_ :: (MonadIO m, MonadBaseControl IO m) => (msg -> Text) -> HandleBackendConfig -> (LoggerBackend msg -> m α) -> m α
- handleBackend :: Handle -> Bool -> LoggerBackend Text
- handleBackend_ :: (msg -> Text) -> Handle -> Bool -> LoggerBackend msg
Handle Configuration
data LoggerHandleConfig Source #
Constructors
| StdOut | |
| StdErr | |
| FileHandle FilePath |
Instances
loggerHandleConfigText :: (IsString a, Monoid a) => LoggerHandleConfig -> a Source #
readLoggerHandleConfig :: (MonadError e m, IsString e, Monoid e) => Text -> m LoggerHandleConfig Source #
Arguments
| :: Text | prefix for the command line options. |
| -> Parser LoggerHandleConfig |
A version of pLoggerHandleConfig that takes a prefix for the
command line option.
Since: 0.2
Backend Configuration
data HandleBackendConfig Source #
HandleBackendConfig
Constructors
| HandleBackendConfig | |
Instances
pHandleBackendConfig_ Source #
Arguments
| :: Text | prefix for this and all subordinate command line options. |
| -> MParser HandleBackendConfig |
A version of pLoggerHandleBackendConfig that takes a prefix for the
command line option.
Since: 0.2
Backend Implementation
withHandleBackend :: (MonadIO m, MonadBaseControl IO m) => HandleBackendConfig -> (LoggerBackend Text -> m α) -> m α Source #
Arguments
| :: (MonadIO m, MonadBaseControl IO m) | |
| => (msg -> Text) | formatting function for the log message |
| -> HandleBackendConfig | |
| -> (LoggerBackend msg -> m α) | |
| -> m α |
A version of withHandleBackend that is generic in the type
of the log message.
Since: 0.2.2
Arguments
| :: Handle | |
| -> Bool | whether to use ANSI color escape codes |
| -> LoggerBackend Text |
Arguments
| :: (msg -> Text) | formatting function for the log message |
| -> Handle | |
| -> Bool | whether to use ANSI color escape codes |
| -> LoggerBackend msg |
A version of handleBackend that is generic in the type of
the log message.
Since: 0.2.2