Macro astral::thirdparty::slog::slog_error

macro_rules! slog_error {
    ($l:expr, #$tag:expr, $($args:tt)+) => { ... };
    ($l:expr, $($args:tt)+) => { ... };
}

Log error level record

Prefer shorter version, unless it clashes with existing log crate macro.

See slog_log for documentation.