RIO.Prelude.Simple

Provide a SimpleApp datatype, for providing a basic App-like environment with common functionality built in. This is intended to make it easier to, e.g., use rio's logging and process code from within short scripts.

Since: 0.1.3.0

Documentation

data SimpleApp

A simple, non-customizable environment type for RIO, which provides common functionality. If it's insufficient for your needs, define your own, custom App data type.

Since: 0.1.3.0

Instances

HasLogFunc SimpleApp

Defined in RIO.Prelude.Simple

Methods

logFuncL :: Lens' SimpleApp LogFunc

HasProcessContext SimpleApp

Defined in RIO.Prelude.Simple

Methods

processContextL :: Lens' SimpleApp ProcessContext

mkSimpleApp :: MonadIO m => LogFunc -> Maybe ProcessContext -> m SimpleApp

Constructor for SimpleApp. In case when ProcessContext is not supplied mkDefaultProcessContext will be used to create it.

Since: 0.1.14.0

runSimpleApp :: MonadIO m => RIO SimpleApp a -> m a

Run with a default configured SimpleApp, consisting of:

• Logging to stderr
• If the RIO_VERBOSE environment variable is set, turns on verbose logging
• Default process context

Since: 0.1.3.0