Enum mongodb::options::ReturnDocument

#[non_exhaustive]pub enum ReturnDocument {
    After,
    Before,
}

Specifies whether a Collection::find_one_and_replace and Collection::find_one_and_update operation should return the document before or after modification.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

After

Return the document after modification.

Before

Return the document before modification.

Trait Implementations

impl Clone for ReturnDocument

fn clone(&self) -> ReturnDocument

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ReturnDocument

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ReturnDocument

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.