Struct cdbc_sqlite::SqliteValueRef

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pub struct SqliteValueRef<'r>(_);

Implementations

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impl<'r> SqliteValueRef<'r>

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pub fn value(value: &'r SqliteValue) -> Self

Trait Implementations

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impl<'r> ValueRef<'r> for SqliteValueRef<'r>

type Database = Sqlite

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fn to_owned(&self) -> SqliteValue

Creates an owned value from this value reference. Read more

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fn type_info(&self) -> Cow<'_, SqliteTypeInfo>

Get the type information for this value.

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fn is_null(&self) -> bool

Returns true if the SQL value is NULL.

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fn decode<'a, R>(
 self
) -> Result<R, Box<dyn Error + Send + Sync + 'static, Global>> where
 R: Decode<'a, Self::Database>,
 <Self::Database as HasValueRef<'a>>::ValueRef: From<Self>,

Auto Trait Implementations

impl<'r> RefUnwindSafe for SqliteValueRef<'r>

impl<'r> Send for SqliteValueRef<'r>

impl<'r> Sync for SqliteValueRef<'r>

impl<'r> Unpin for SqliteValueRef<'r>

impl<'r> UnwindSafe for SqliteValueRef<'r>

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Pointable for T

pub const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

pub unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

pub unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

pub unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct cdbc_sqlite::SqliteValueRef

Implementations

impl<'r> SqliteValueRef<'r>

pub fn value(value: &'r SqliteValue) -> Self

Trait Implementations

impl<'r> ValueRef<'r> for SqliteValueRef<'r>

type Database = Sqlite

fn to_owned(&self) -> SqliteValue

fn type_info(&self) -> Cow<'_, SqliteTypeInfo>

fn is_null(&self) -> bool

fn decode<'a, R>( self) -> Result<R, Box<dyn Error + Send + Sync + 'static, Global>> where R: Decode<'a, Self::Database>, <Self::Database as HasValueRef<'a>>::ValueRef: From<Self>,

Auto Trait Implementations

impl<'r> RefUnwindSafe for SqliteValueRef<'r>

impl<'r> Send for SqliteValueRef<'r>

impl<'r> Sync for SqliteValueRef<'r>

impl<'r> Unpin for SqliteValueRef<'r>

impl<'r> UnwindSafe for SqliteValueRef<'r>

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T> Pointable for T

pub const ALIGN: usize

type Init = T

pub unsafe fn init(init: <T as Pointable>::Init) -> usize

pub unsafe fn deref<'a>(ptr: usize) -> &'a T

pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

pub unsafe fn drop(ptr: usize)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

fn decode<'a, R>(
self
) -> Result<R, Box<dyn Error + Send + Sync + 'static, Global>> where
R: Decode<'a, Self::Database>,
<Self::Database as HasValueRef<'a>>::ValueRef: From<Self>,

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,