Enum UpdateMap 

pub enum UpdateMap<TKey, TValue>
where
    TKey: Hash + Eq,
{
    AddRemove {
        add: Option<HashMap<TKey, TValue>>,
        remove: Option<Vec<TKey>>,
    },
    Set {
        set: HashMap<TKey, TValue>,
    },
}

Update a map from TKey to TValue, adding and removing or setting the values.

Variants

AddRemove

Add new values and remove existing keys.

Fields

add: Option<HashMap<TKey, TValue>>

New values to add, any existing will be overwritten.

remove: Option<Vec<TKey>>

Old keys to remove.

Set

Set the map to a new value.

Fields

set: HashMap<TKey, TValue>

New value for map.

Implementations

impl<TKey, TValue> UpdateMap<TKey, TValue>

where TKey: Hash + Eq,

pub fn add_remove(add: HashMap<TKey, TValue>, remove: Vec<TKey>) -> Self

Add items given by add and remove any given by remove

Arguments

• add - New values to add, any existing will be overwritten.
• remove - Old keys to remove.

pub fn add(add: HashMap<TKey, TValue>) -> Self

Add items given by add, overwriting any that already exist.

Arguments

• add - New values to add, any existing will be overwritten.

pub fn remove(remove: Vec<TKey>) -> Self

Remove items given by remove, if they exist.

Arguments

• remove - Old keys to remove.

pub fn set(set: HashMap<TKey, TValue>) -> Self

Set the map to set.

Arguments

• set - New value for map.

Trait Implementations

impl<TKey, TValue: Clone> Clone for UpdateMap<TKey, TValue>

where TKey: Hash + Eq + Clone,

fn clone(&self) -> UpdateMap<TKey, TValue>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<TKey, TValue: Debug> Debug for UpdateMap<TKey, TValue>

where TKey: Hash + Eq + Debug,

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

Formats the value using the given formatter.

impl<'de, TKey, TValue> Deserialize<'de> for UpdateMap<TKey, TValue>

where TKey: Hash + Eq + Deserialize<'de>, TValue: Deserialize<'de>,

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl<TKey: Hash + Eq, TValue> IntoPatchItem<UpdateMap<TKey, TValue>> for HashMap<TKey, TValue>

fn patch(self, options: &UpsertOptions) -> Option<UpdateMap<TKey, TValue>>

Convert self into a patch, optionally ignoring null values.

impl<TKey: Hash + Eq, TValue> IntoPatchItem<UpdateMap<TKey, TValue>> for Option<HashMap<TKey, TValue>>

fn patch(self, options: &UpsertOptions) -> Option<UpdateMap<TKey, TValue>>

Convert self into a patch, optionally ignoring null values.

impl<TKey, TValue> Serialize for UpdateMap<TKey, TValue>

where TKey: Hash + Eq + Serialize, TValue: Serialize,

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

where __S: Serializer,

Serialize this value into the given Serde serializer.