macro_rules! info_once { (target: $target:expr, $($arg:tt)*) => { ... }; ($($arg:tt)*) => { ... }; }
Expand description
Logs a message once at the info level.
The log event will only be emitted once for each combinaison of target/arguments.
Logging at this level is disabled if any of the following features are
present: max_level_off
, max_level_error
, or max_level_warn
.
When building in release mode (i.e., without the debug_assertions
option),
logging at this level is also disabled if any of the following features are
present: release_max_level_off
, release_max_level_error
, or
release_max_level_warn
.