Struct prometheus_client::encoding::LabelValueEncoder

pub struct LabelValueEncoder<'a>(_);

Encoder for a label value.

Implementations

impl<'a> LabelValueEncoder<'a>

pub fn finish(self) -> Result<(), Error>

Finish encoding the label value.

Examples found in repository

src/encoding.rs (line 315)

    fn encode(&self, mut encoder: LabelEncoder) -> Result<(), std::fmt::Error> {
        let (key, value) = self;

        let mut label_key_encoder = encoder.encode_label_key()?;
        key.encode(&mut label_key_encoder)?;

        let mut label_value_encoder = label_key_encoder.encode_label_value()?;
        value.encode(&mut label_value_encoder)?;
        label_value_encoder.finish()?;

        Ok(())
    }

Trait Implementations

impl<'a> Debug for LabelValueEncoder<'a>

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

Formats the value using the given formatter.

impl<'a> Write for LabelValueEncoder<'a>

fn write_str(&mut self, s: &str) -> Result

Writes a string slice into this writer, returning whether the write succeeded.

fn write_char(&mut self, c: char) -> Result<(), Error>

Writes a char into this writer, returning whether the write succeeded.

fn write_fmt(&mut self, args: Arguments<'_>) -> Result<(), Error>

Glue for usage of the write! macro with implementors of this trait.