Copyright | (c) Serokell 2016 |
---|---|
License | GPL-3 (see the file LICENSE) |
Maintainer | Serokell <hi@serokell.io> |
Stability | experimental |
Portability | POSIX, GHC |
Safe Haskell | None |
Language | Haskell2010 |
Parser for configuring and initializing logger from YAML file. Logger configuration should look like this:
node: # logger named «node» severity: Warning # severity for logger «node» comm: # logger named «node.comm» severity: Info # severity for logger «node.comm» file: patak.jpg # messages will be also printed to patak.jpg
And this configuration corresponds two loggers with LoggerName'
s
node
and node.comm
.
- initLoggingFromYaml :: MonadIO m => FilePath -> Maybe FilePath -> m ()
- initLoggingFromYamlWithMapper :: MonadIO m => (LoggerName -> LoggerName) -> FilePath -> Maybe FilePath -> m ()
- parseLoggerConfig :: MonadIO m => FilePath -> m LoggerConfig
- traverseLoggerConfig :: MonadIO m => (LoggerName -> LoggerName) -> LoggerConfig -> Maybe FilePath -> m ()
Documentation
initLoggingFromYamlWithMapper :: MonadIO m => (LoggerName -> LoggerName) -> FilePath -> Maybe FilePath -> m () Source #
Initialize logger hierarchy from configuration file. See this module description.
parseLoggerConfig :: MonadIO m => FilePath -> m LoggerConfig Source #
Parses logger config from given file path.
:: MonadIO m | |
=> (LoggerName -> LoggerName) | mapper to transform logger names during traversal |
-> LoggerConfig | given LoggerConfig to traverse |
-> Maybe FilePath | prefix for file handlers |
-> m () |
This function traverses LoggerConfig
initializing all subloggers
with Severity
and redirecting output in file handlers. Also takes
FilePath
prefix to create directory for file handlers output.