Struct c3p0_mysql::mysql::Deserialized

pub struct Deserialized<T>(pub T);

Use it to parse T: Deserialize from Value.

#[derive(Deserialize)]
struct DeserializableStruct {
    // ...
}
// ...
let (Deserialized(val),): (Deserialized<DeserializableStruct>,)
    = from_row(row_with_single_json_column);

Trait Implementations

impl<T> Copy for Deserialized<T> where
    T: Copy, 

impl<T> Clone for Deserialized<T> where
    T: Clone, 

fn clone(&self) -> Deserialized<T>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T> Eq for Deserialized<T> where
    T: Eq, 

impl<T> PartialEq<Deserialized<T>> for Deserialized<T> where
    T: PartialEq<T>, 

fn eq(&self, other: &Deserialized<T>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Deserialized<T>) -> bool

This method tests for !=.

impl<T> PartialOrd<Deserialized<T>> for Deserialized<T> where
    T: PartialOrd<T>, 

fn partial_cmp(&self, other: &Deserialized<T>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Deserialized<T>) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Deserialized<T>) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Deserialized<T>) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Deserialized<T>) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl<T> FromValue for Deserialized<T> where
    T: DeserializeOwned, 

type Intermediate = DeserializedIr<T>

fn from_value(v: Value) -> Self

Will panic if could not convert v to Self.

fn from_value_opt(v: Value) -> Result<Self, FromValueError>

Will return Err(Error::FromValueError(v)) if could not convert v to Self.

fn get_intermediate(v: Value) -> Result<Self::Intermediate, FromValueError>

Will return Err(Error::FromValueError(v)) if v is not convertible to Self.

impl<T> Hash for Deserialized<T> where
    T: Hash, 

fn hash<__HT>(&self, state: &mut __HT) where
    __HT: Hasher, 

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl<T> Debug for Deserialized<T> where
    T: Debug, 

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

Formats the value using the given formatter.

impl<T> Ord for Deserialized<T> where
    T: Ord, 

fn cmp(&self, other: &Deserialized<T>) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

🔬 This is a nightly-only experimental API. (clamp)

Restrict a value to a certain interval.

impl<T> ConvIr<Deserialized<T>> for DeserializedIr<T> where
    T: DeserializeOwned, 

fn new(v: Value) -> Result<DeserializedIr<T>, FromValueError>

fn commit(self) -> Deserialized<T>

fn rollback(self) -> Value