Trait rustracing::carrier::TextMap

pub trait TextMap {
    fn set(&mut self, key: &str, value: &str);
    fn get(&self, key: &str) -> Option<&str>;
}

This trait represents carriers which support Text Map format.

Text Map is an arbitrary string-to-string map with an unrestricted character set for both keys and values.

Required methods

fn set(&mut self, key: &str, value: &str)

Sets the value of key in the map to value.

fn get(&self, key: &str) -> Option<&str>

Gets the value of `key'.

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Implementations on Foreign Types

impl TextMap for HashMap<String, String>

fn set(&mut self, key: &str, value: &str)

fn get(&self, key: &str) -> Option<&str>

impl TextMap for BTreeMap<String, String>

fn set(&mut self, key: &str, value: &str)

fn get(&self, key: &str) -> Option<&str>

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Implementors

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