Enum mysql_common::value::convert::ParseIrOpt

pub enum ParseIrOpt<T> {
    Ready(T),
    Parsed(T, Value),
}

Expand description

Intermediate result for a type that optionally requires parsing.

Variants§

Ready(T)

Type instance is ready without parsing.

Parsed(T, Value)

Type instance is successfully parsed from this value.

Implementations§

impl<T> ParseIrOpt<T>

pub fn commit(self) -> T

pub fn rollback(self) -> Value
where T: Into<Value>,

Trait Implementations§

impl<T: Clone> Clone for ParseIrOpt<T>

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

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

impl<T: Debug> Debug for ParseIrOpt<T>

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

Formats the value using the given formatter. Read more

impl From<ParseIrOpt<Duration>> for Duration

fn from(value: ParseIrOpt<Duration>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<Duration>> for Value

fn from(value: ParseIrOpt<Duration>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<bool>> for Value

fn from(value: ParseIrOpt<bool>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<bool>> for bool

fn from(value: ParseIrOpt<bool>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<f32>> for Value

fn from(value: ParseIrOpt<f32>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<f32>> for f32

fn from(value: ParseIrOpt<f32>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<f64>> for Value

fn from(value: ParseIrOpt<f64>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<f64>> for f64

fn from(value: ParseIrOpt<f64>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i128>> for Value

fn from(value: ParseIrOpt<i128>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i128>> for i128

fn from(value: ParseIrOpt<i128>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i16>> for Value

fn from(value: ParseIrOpt<i16>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i16>> for i16

fn from(value: ParseIrOpt<i16>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i32>> for Value

fn from(value: ParseIrOpt<i32>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i32>> for i32

fn from(value: ParseIrOpt<i32>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i64>> for Value

fn from(value: ParseIrOpt<i64>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i64>> for i64

fn from(value: ParseIrOpt<i64>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i8>> for Value

fn from(value: ParseIrOpt<i8>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<i8>> for i8

fn from(value: ParseIrOpt<i8>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<isize>> for Value

fn from(value: ParseIrOpt<isize>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<isize>> for isize

fn from(value: ParseIrOpt<isize>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u128>> for Value

fn from(value: ParseIrOpt<u128>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u128>> for u128

fn from(value: ParseIrOpt<u128>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u16>> for Value

fn from(value: ParseIrOpt<u16>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u16>> for u16

fn from(value: ParseIrOpt<u16>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u32>> for Value

fn from(value: ParseIrOpt<u32>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u32>> for u32

fn from(value: ParseIrOpt<u32>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u64>> for Value

fn from(value: ParseIrOpt<u64>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u64>> for u64

fn from(value: ParseIrOpt<u64>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u8>> for Value

fn from(value: ParseIrOpt<u8>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<u8>> for u8

fn from(value: ParseIrOpt<u8>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<usize>> for Value

fn from(value: ParseIrOpt<usize>) -> Self

Converts to this type from the input type.

impl From<ParseIrOpt<usize>> for usize

fn from(value: ParseIrOpt<usize>) -> Self

Converts to this type from the input type.

impl<T: PartialEq> PartialEq for ParseIrOpt<T>

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

Tests for self and other values to be equal, and is used by ==.

1.0.0 · source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl TryFrom<Value> for ParseIrOpt<Duration>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<bool>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<f32>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<f64>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<i128>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<i16>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<i32>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<i64>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<i8>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<isize>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<u128>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<u16>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<u32>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<u64>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<u8>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Value> for ParseIrOpt<usize>

type Error = FromValueError

The type returned in the event of a conversion error.

fn try_from(v: Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<T> StructuralPartialEq for ParseIrOpt<T>

Auto Trait Implementations§

impl<T> Freeze for ParseIrOpt<T>
where T: Freeze,

impl<T> RefUnwindSafe for ParseIrOpt<T>
where T: RefUnwindSafe,

impl<T> Send for ParseIrOpt<T>
where T: Send,

impl<T> Sync for ParseIrOpt<T>
where T: Sync,

impl<T> Unpin for ParseIrOpt<T>
where T: Unpin,

impl<T> UnwindSafe for ParseIrOpt<T>
where T: UnwindSafe,

Blanket Implementations§

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

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Gets the TypeId of self. Read more

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Mutably borrows from an owned value. Read more

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

default unsafe fn clone_to_uninit(&self, dst: *mut T)

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

Performs copy-assignment from self to dst. Read more

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where Self: Into<T>,

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where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.

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where Self: Display,

Causes self to use its Display implementation when Debug-formatted.

fn fmt_lower_exp(self) -> FmtLowerExp<Self>
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Causes self to use its LowerExp implementation when Debug-formatted.

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where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.

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where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.

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Causes self to use its UpperExp implementation when Debug-formatted.

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Causes self to use its UpperHex implementation when Debug-formatted.

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Formats each item in a sequence. Read more

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Returns the argument unchanged.

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Calls U::from(self).

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Pipes by value. This is generally the method you want to use. Read more

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where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more

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