Struct LogBuilder

pub struct LogBuilder<T: Drain> { /* private fields */ }

LogBuilder acts as builder for initializing the EnvLogger. It can be used change the enviromental variable used to provide the logging directives and also set the default log level filter.

Implementations

impl<T: Drain> LogBuilder<T>

pub fn new(d: T) -> Self

Initializes the log builder with defaults

pub fn filter(self, module: Option<&str>, level: FilterLevel) -> Self

Adds filters to the logger

The given module (if any) will log at most the specified level provided. If no module is provided then the filter will apply to all log messages.

pub fn parse(self, filters: &str) -> Self

Parses the directives string in the same form as the RUST_LOG environment variable.

See the module documentation for more details.

pub fn build(self) -> EnvLogger<T>

Build an env logger.