Trait bonsaidb::core::document::Emit

pub trait Emit {
    fn emit_key_and_value<K, Value>(
        &self,
        key: K,
        value: Value
    ) -> Result<Mappings<K, Value>, Error>
    where
        K: for<'a> Key<'a>;

    fn emit(&self) -> Result<Mappings<(), ()>, Error> { ... }
    fn emit_key<K>(&self, key: K) -> Result<Mappings<K, ()>, Error>
    where
        K: for<'a> Key<'a>,
    { ... }
    fn emit_value<Value>(
        &self,
        value: Value
    ) -> Result<Mappings<(), Value>, Error> { ... }
}

View mapping emit functions. Used when implementing a view’s map() function.

Required Methods

fn emit_key_and_value<K, Value>(
    &self,
    key: K,
    value: Value
) -> Result<Mappings<K, Value>, Error>where
    K: for<'a> Key<'a>,

Creates a Map result with a key and value.

Provided Methods

fn emit(&self) -> Result<Mappings<(), ()>, Error>

Creates a Map result with an empty key and value.

fn emit_key<K>(&self, key: K) -> Result<Mappings<K, ()>, Error>where
    K: for<'a> Key<'a>,

Creates a Map result with a key and an empty value.

fn emit_value<Value>(&self, value: Value) -> Result<Mappings<(), Value>, Error>

Creates a Map result with value and an empty key.

Implementors

impl Emit for Header

impl<PrimaryKey> Emit for CollectionHeader<PrimaryKey>where
    PrimaryKey: for<'k> Key<'k>,