Struct MetadataBuilder 

pub struct MetadataBuilder<'a> { /* private fields */ }

Builder for constructing a Metadata list.

Implementations

impl<'a> MetadataBuilder<'a>

pub fn str( self, key: impl Into<Cow<'a, str>>, value: impl Into<Cow<'a, str>>, ) -> Self

Add a string entry.

pub fn u64(self, key: impl Into<Cow<'a, str>>, value: u64) -> Self

Add a u64 entry.

pub fn bytes( self, key: impl Into<Cow<'a, str>>, value: impl Into<Cow<'a, [u8]>>, ) -> Self

Add a bytes entry.

pub fn done(self) -> Metadata<'a>

Finish building and return the metadata list.