Struct mz_ore::tracing::PrefixFormat

pub struct PrefixFormat<F> {
    inner: F,
    prefix: Option<String>,
}

Available on crate feature tracing only.

A wrapper around a FormatEvent that adds an optional prefix to each event.

Fields

inner: F

prefix: Option<String>

Trait Implementations

impl<F: Debug> Debug for PrefixFormat<F>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<F, C, N> FormatEvent<C, N> for PrefixFormat<F> where
    C: Subscriber + for<'a> LookupSpan<'a>,
    N: for<'a> FormatFields<'a> + 'static,
    F: FormatEvent<C, N>, 

fn format_event(
    &self,
    ctx: &FmtContext<'_, C, N>,
    writer: Writer<'_>,
    event: &Event<'_>
) -> Result

Write a log message for Event in Context to the given Writer.