[−][src]Trait rustracing::carrier::ExtractFromTextMap

pub trait ExtractFromTextMap<T>: Sized where
    T: TextMap, {
    fn extract_from_text_map(carrier: &T) -> Result<Option<SpanContext<Self>>>;
}

This trait allows to extract SpanContext from TextMap.

Required methods

fn extract_from_text_map(carrier: &T) -> Result<Option<SpanContext<Self>>>

Extracts SpanContext from carrier.

If carrier contains no span context, it will return Ok(None).

Loading content...

Implementors

Loading content...