Struct google_firestore1_beta1::Precondition

pub struct Precondition {
    pub update_time: Option<String>,
    pub exists: Option<bool>,
}

A precondition on a document, used for conditional operations.

This type is not used in any activity, and only used as part of another schema.

Fields

update_time: Option<String>

When set, the target document must exist and have been last updated at that time.

exists: Option<bool>

When set to true, the target document must exist. When set to false, the target document must not exist.

Trait Implementations

impl Part for Precondition

impl Default for Precondition

fn default() -> Precondition

Returns the "default value" for a type.

impl Clone for Precondition

fn clone(&self) -> Precondition

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Precondition

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

Formats the value using the given formatter.

impl Serialize for Precondition

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl<'de> Deserialize<'de> for Precondition

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

Deserialize this value from the given Serde deserializer.