Struct diesel::serialize::Output

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pub struct Output<'a, T, DB> where
    DB: TypeMetadata,
    DB::MetadataLookup: 'a,  { /* private fields */ }

Expand description

Wraps a buffer to be written by ToSql with additional backend specific utilities.

Implementations

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impl<'a, T, DB: TypeMetadata> Output<'a, T, DB>

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pub fn new(out: T, metadata_lookup: &'a DB::MetadataLookup) -> Self

Construct a new Output

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pub fn with_buffer(&self, new_out: U) -> Output<'a, U, DB>ⓘNotable traits for Output<'a, T, DB>`impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>`

Create a new Output with the given buffer

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pub fn into_inner(self) -> T

Return the raw buffer this type is wrapping

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pub fn metadata_lookup(&self) -> &'a DB::MetadataLookup

Returns the backend’s mechanism for dynamically looking up type metadata at runtime, if relevant for the given backend.

Trait Implementations

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impl<'a, T: Clone, DB: Clone> Clone for Output<'a, T, DB> where
 DB: TypeMetadata,
 DB::MetadataLookup: 'a,
 DB::MetadataLookup: Clone,

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fn clone(&self) -> Output<'a, T, DB>ⓘNotable traits for Output<'a, T, DB>`impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>`

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl<'a, T, DB> Debug for Output<'a, T, DB> where
T: Debug,
DB: TypeMetadata,

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

Formats the value using the given formatter. Read more

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impl<'a, T, DB: TypeMetadata> Deref for Output<'a, T, DB>

type Target = T

The resulting type after dereferencing.

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fn deref(&self) -> &Self::Target

Dereferences the value.

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impl<'a, T, DB: TypeMetadata> DerefMut for Output<'a, T, DB>

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

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impl<'a, T, U, DB> PartialEq for Output<'a, T, DB> where
DB: TypeMetadata,
T: PartialEq,

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fn eq(&self, rhs: &U) -> bool

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

1.0.0 · source

fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

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impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>

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fn write(&mut self, buf: &[u8 ]) -> Result<usize>

Write a buffer into this writer, returning how many bytes were written. Read more

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fn flush(&mut self) -> Result<()>

Flush this output stream, ensuring that all intermediately buffered contents reach their destination. Read more

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fn write_all(&mut self, buf: &[u8 ]) -> Result<()>

Attempts to write an entire buffer into this writer. Read more

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fn write_fmt(&mut self, fmt: Arguments<'_>) -> Result<()>

Writes a formatted string into this writer, returning any error encountered. Read more

1.36.0 · source

fn write_vectored(&mut self, bufs: &[IoSlice<'_>]) -> Result<usize, Error>

Like write, except that it writes from a slice of buffers. Read more

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fn is_write_vectored(&self) -> bool

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

Determines if this Writer has an efficient write_vectored implementation. Read more

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fn write_all_vectored(&mut self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>

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

Attempts to write multiple buffers into this writer. Read more

1.0.0 · source

fn by_ref(&mut self) -> &mut Self

Creates a “by reference” adapter for this instance of Write. Read more

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impl<'a, T: Copy, DB: Copy> Copy for Output<'a, T, DB> where
 DB: TypeMetadata,
 DB::MetadataLookup: 'a,
 DB::MetadataLookup: Copy,

Auto Trait Implementations

impl<'a, T, DB> RefUnwindSafe for Output<'a, T, DB> where
T: RefUnwindSafe,
<DB as TypeMetadata>::MetadataLookup: RefUnwindSafe,

impl<'a, T, DB> Send for Output<'a, T, DB> where
T: Send,
<DB as TypeMetadata>::MetadataLookup: Sync,

impl<'a, T, DB> Sync for Output<'a, T, DB> where
T: Sync,
<DB as TypeMetadata>::MetadataLookup: Sync,

impl<'a, T, DB> Unpin for Output<'a, T, DB> where
T: Unpin,

impl<'a, T, DB> UnwindSafe for Output<'a, T, DB> where
T: UnwindSafe,
<DB as TypeMetadata>::MetadataLookup: RefUnwindSafe,

Blanket Implementations

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

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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

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

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

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

fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoSql for T

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fn into_sql<T>(self) -> AsExprOf<Self, T> where
Self: AsExpression<T> + Sized,

Convert self to an expression for Diesel’s query builder. Read more

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fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T> where
&'a Self: AsExpression<T>,

Convert &self to an expression for Diesel’s query builder. Read more

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

type Owned = T

The resulting type after obtaining ownership.

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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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fn clone_into(&self, target: &mut T)

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

Uses borrowed data to replace owned data, usually by cloning. 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

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

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

Performs the conversion.

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impl<W> WriteBytesExt for W where
W: Write + ?Sized,

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fn write_u8(&mut self, n: u8) -> Result<(), Error>

Writes an unsigned 8 bit integer to the underlying writer. Read more

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fn write_i8(&mut self, n: i8) -> Result<(), Error>

Writes a signed 8 bit integer to the underlying writer. Read more

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fn write_u16<T>(&mut self, n: u16) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned 16 bit integer to the underlying writer. Read more

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fn write_i16<T>(&mut self, n: i16) -> Result<(), Error> where
T: ByteOrder,

Writes a signed 16 bit integer to the underlying writer. Read more

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fn write_u24<T>(&mut self, n: u32) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned 24 bit integer to the underlying writer. Read more

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fn write_i24<T>(&mut self, n: i32) -> Result<(), Error> where
T: ByteOrder,

Writes a signed 24 bit integer to the underlying writer. Read more

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fn write_u32<T>(&mut self, n: u32) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned 32 bit integer to the underlying writer. Read more

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fn write_i32<T>(&mut self, n: i32) -> Result<(), Error> where
T: ByteOrder,

Writes a signed 32 bit integer to the underlying writer. Read more

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fn write_u48<T>(&mut self, n: u64) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned 48 bit integer to the underlying writer. Read more

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fn write_i48<T>(&mut self, n: i64) -> Result<(), Error> where
T: ByteOrder,

Writes a signed 48 bit integer to the underlying writer. Read more

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fn write_u64<T>(&mut self, n: u64) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned 64 bit integer to the underlying writer. Read more

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fn write_i64<T>(&mut self, n: i64) -> Result<(), Error> where
T: ByteOrder,

Writes a signed 64 bit integer to the underlying writer. Read more

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fn write_u128<T>(&mut self, n: u128) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned 128 bit integer to the underlying writer.

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fn write_i128<T>(&mut self, n: i128) -> Result<(), Error> where
T: ByteOrder,

Writes a signed 128 bit integer to the underlying writer.

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fn write_uint<T>(&mut self, n: u64, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned n-bytes integer to the underlying writer. Read more

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fn write_int<T>(&mut self, n: i64, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

Writes a signed n-bytes integer to the underlying writer. Read more

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fn write_uint128<T>(&mut self, n: u128, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

Writes an unsigned n-bytes integer to the underlying writer. Read more

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fn write_int128<T>(&mut self, n: i128, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

Writes a signed n-bytes integer to the underlying writer. Read more

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fn write_f32<T>(&mut self, n: f32) -> Result<(), Error> where
T: ByteOrder,

Writes a IEEE754 single-precision (4 bytes) floating point number to the underlying writer. Read more

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fn write_f64<T>(&mut self, n: f64) -> Result<(), Error> where
T: ByteOrder,

Writes a IEEE754 double-precision (8 bytes) floating point number to the underlying writer. Read more

Struct diesel::serialize::Output

Implementations

impl<'a, T, DB: TypeMetadata> Output<'a, T, DB>

pub fn new(out: T, metadata_lookup: &'a DB::MetadataLookup) -> Self

pub fn with_buffer<U>(&self, new_out: U) -> Output<'a, U, DB>ⓘNotable traits for Output<'a, T, DB>impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>

pub fn into_inner(self) -> T

pub fn metadata_lookup(&self) -> &'a DB::MetadataLookup

Trait Implementations

impl<'a, T: Clone, DB: Clone> Clone for Output<'a, T, DB> where DB: TypeMetadata, DB::MetadataLookup: 'a, DB::MetadataLookup: Clone,

fn clone(&self) -> Output<'a, T, DB>ⓘNotable traits for Output<'a, T, DB>impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>

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

impl<'a, T, DB> Debug for Output<'a, T, DB> where T: Debug, DB: TypeMetadata,

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

impl<'a, T, DB: TypeMetadata> Deref for Output<'a, T, DB>

type Target = T

fn deref(&self) -> &Self::Target

impl<'a, T, DB: TypeMetadata> DerefMut for Output<'a, T, DB>

fn deref_mut(&mut self) -> &mut Self::Target

impl<'a, T, U, DB> PartialEq<U> for Output<'a, T, DB> where DB: TypeMetadata, T: PartialEq<U>,

fn eq(&self, rhs: &U) -> bool

fn ne(&self, other: &Rhs) -> bool

impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>

fn write(&mut self, buf: &[u8]) -> Result<usize>

fn flush(&mut self) -> Result<()>

fn write_all(&mut self, buf: &[u8]) -> Result<()>

fn write_fmt(&mut self, fmt: Arguments<'_>) -> Result<()>

fn write_vectored(&mut self, bufs: &[IoSlice<'_>]) -> Result<usize, Error>

fn is_write_vectored(&self) -> bool

fn write_all_vectored(&mut self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>

fn by_ref(&mut self) -> &mut Self

impl<'a, T: Copy, DB: Copy> Copy for Output<'a, T, DB> where DB: TypeMetadata, DB::MetadataLookup: 'a, DB::MetadataLookup: Copy,

Auto Trait Implementations

impl<'a, T, DB> RefUnwindSafe for Output<'a, T, DB> where T: RefUnwindSafe, <DB as TypeMetadata>::MetadataLookup: RefUnwindSafe,

impl<'a, T, DB> Send for Output<'a, T, DB> where T: Send, <DB as TypeMetadata>::MetadataLookup: Sync,

impl<'a, T, DB> Sync for Output<'a, T, DB> where T: Sync, <DB as TypeMetadata>::MetadataLookup: Sync,

impl<'a, T, DB> Unpin for Output<'a, T, DB> where T: Unpin,

impl<'a, T, DB> UnwindSafe for Output<'a, T, DB> where T: UnwindSafe, <DB as TypeMetadata>::MetadataLookup: RefUnwindSafe,

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> IntoSql for T

fn into_sql<T>(self) -> AsExprOf<Self, T> where Self: AsExpression<T> + Sized,

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T> where &'a Self: AsExpression<T>,

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

type Owned = T

fn to_owned(&self) -> T

fn clone_into(&self, target: &mut T)

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

type Error = Infallible

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

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

impl<W> WriteBytesExt for W where W: Write + ?Sized,

fn write_u8(&mut self, n: u8) -> Result<(), Error>

fn write_i8(&mut self, n: i8) -> Result<(), Error>

fn write_u16<T>(&mut self, n: u16) -> Result<(), Error> where T: ByteOrder,

fn write_i16<T>(&mut self, n: i16) -> Result<(), Error> where T: ByteOrder,

fn write_u24<T>(&mut self, n: u32) -> Result<(), Error> where T: ByteOrder,

fn write_i24<T>(&mut self, n: i32) -> Result<(), Error> where T: ByteOrder,

fn write_u32<T>(&mut self, n: u32) -> Result<(), Error> where T: ByteOrder,

fn write_i32<T>(&mut self, n: i32) -> Result<(), Error> where T: ByteOrder,

fn write_u48<T>(&mut self, n: u64) -> Result<(), Error> where T: ByteOrder,

fn write_i48<T>(&mut self, n: i64) -> Result<(), Error> where T: ByteOrder,

fn write_u64<T>(&mut self, n: u64) -> Result<(), Error> where T: ByteOrder,

fn write_i64<T>(&mut self, n: i64) -> Result<(), Error> where T: ByteOrder,

fn write_u128<T>(&mut self, n: u128) -> Result<(), Error> where T: ByteOrder,

fn write_i128<T>(&mut self, n: i128) -> Result<(), Error> where T: ByteOrder,

fn write_uint<T>(&mut self, n: u64, nbytes: usize) -> Result<(), Error> where T: ByteOrder,

fn write_int<T>(&mut self, n: i64, nbytes: usize) -> Result<(), Error> where T: ByteOrder,

fn write_uint128<T>(&mut self, n: u128, nbytes: usize) -> Result<(), Error> where T: ByteOrder,

fn write_int128<T>(&mut self, n: i128, nbytes: usize) -> Result<(), Error> where T: ByteOrder,

pub fn with_buffer<U>(&self, new_out: U) -> Output<'a, U, DB>ⓘNotable traits for Output<'a, T, DB>`impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>`

impl<'a, T: Clone, DB: Clone> Clone for Output<'a, T, DB> where
DB: TypeMetadata,
DB::MetadataLookup: 'a,
DB::MetadataLookup: Clone,

fn clone(&self) -> Output<'a, T, DB>ⓘNotable traits for Output<'a, T, DB>`impl<'a, T: Write, DB: TypeMetadata> Write for Output<'a, T, DB>`

impl<'a, T, DB> Debug for Output<'a, T, DB> where
T: Debug,
DB: TypeMetadata,

impl<'a, T, U, DB> PartialEq<U> for Output<'a, T, DB> where
DB: TypeMetadata,
T: PartialEq<U>,

fn write(&mut self, buf: &[u8 ]) -> Result<usize>

fn write_all(&mut self, buf: &[u8 ]) -> Result<()>

impl<'a, T: Copy, DB: Copy> Copy for Output<'a, T, DB> where
DB: TypeMetadata,
DB::MetadataLookup: 'a,
DB::MetadataLookup: Copy,

impl<'a, T, DB> RefUnwindSafe for Output<'a, T, DB> where
T: RefUnwindSafe,
<DB as TypeMetadata>::MetadataLookup: RefUnwindSafe,

impl<'a, T, DB> Send for Output<'a, T, DB> where
T: Send,
<DB as TypeMetadata>::MetadataLookup: Sync,

impl<'a, T, DB> Sync for Output<'a, T, DB> where
T: Sync,
<DB as TypeMetadata>::MetadataLookup: Sync,

impl<'a, T, DB> Unpin for Output<'a, T, DB> where
T: Unpin,

impl<'a, T, DB> UnwindSafe for Output<'a, T, DB> where
T: UnwindSafe,
<DB as TypeMetadata>::MetadataLookup: RefUnwindSafe,

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>,

fn into_sql<T>(self) -> AsExprOf<Self, T> where
Self: AsExpression<T> + Sized,

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T> where
&'a Self: AsExpression<T>,

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

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

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

impl<W> WriteBytesExt for W where
W: Write + ?Sized,

fn write_u16<T>(&mut self, n: u16) -> Result<(), Error> where
T: ByteOrder,

fn write_i16<T>(&mut self, n: i16) -> Result<(), Error> where
T: ByteOrder,

fn write_u24<T>(&mut self, n: u32) -> Result<(), Error> where
T: ByteOrder,

fn write_i24<T>(&mut self, n: i32) -> Result<(), Error> where
T: ByteOrder,

fn write_u32<T>(&mut self, n: u32) -> Result<(), Error> where
T: ByteOrder,

fn write_i32<T>(&mut self, n: i32) -> Result<(), Error> where
T: ByteOrder,

fn write_u48<T>(&mut self, n: u64) -> Result<(), Error> where
T: ByteOrder,

fn write_i48<T>(&mut self, n: i64) -> Result<(), Error> where
T: ByteOrder,

fn write_u64<T>(&mut self, n: u64) -> Result<(), Error> where
T: ByteOrder,

fn write_i64<T>(&mut self, n: i64) -> Result<(), Error> where
T: ByteOrder,

fn write_u128<T>(&mut self, n: u128) -> Result<(), Error> where
T: ByteOrder,

fn write_i128<T>(&mut self, n: i128) -> Result<(), Error> where
T: ByteOrder,

fn write_uint<T>(&mut self, n: u64, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

fn write_int<T>(&mut self, n: i64, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

fn write_uint128<T>(&mut self, n: u128, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

fn write_int128<T>(&mut self, n: i128, nbytes: usize) -> Result<(), Error> where
T: ByteOrder,

fn write_f32<T>(&mut self, n: f32) -> Result<(), Error> where
T: ByteOrder,

fn write_f64<T>(&mut self, n: f64) -> Result<(), Error> where
T: ByteOrder,