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ErrorField

Struct ErrorField 

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pub struct ErrorField<'a> { /* private fields */ }
Expand description

A single error or notice field.

Common field type codes:

  • ‘S’: Severity
  • ‘C’: Code (SQLSTATE)
  • ‘M’: Message
  • ‘D’: Detail
  • ‘H’: Hint
  • ‘P’: Position
  • ‘p’: Internal position
  • ‘q’: Internal query
  • ‘W’: Where
  • ‘s’: Schema name
  • ‘t’: Table name
  • ‘c’: Column name
  • ‘d’: Data type name
  • ‘n’: Constraint name

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impl ErrorField<'_>

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pub fn type_(&self) -> u8

Returns the field type code.

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pub fn value_bytes(&self) -> &[u8]

Returns the field value as bytes.

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pub fn value(&self) -> Result<&str>

Returns the field value as a string.

§Errors

Returns io::ErrorKind::InvalidInput if the field value is not valid UTF-8. Server-sent fields are expected to be UTF-8; this path is only reached on protocol corruption.

Trait Implementations§

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impl<'a> Debug for ErrorField<'a>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for ErrorField<'a>

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impl<'a> RefUnwindSafe for ErrorField<'a>

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impl<'a> Send for ErrorField<'a>

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impl<'a> Sync for ErrorField<'a>

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impl<'a> Unpin for ErrorField<'a>

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impl<'a> UnsafeUnpin for ErrorField<'a>

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impl<'a> UnwindSafe for ErrorField<'a>

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,

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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,

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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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> IntoRequest<T> for T

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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impl<L> LayerExt<L> for L

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fn named_layer<S>(&self, service: S) -> Layered<<L as Layer<S>>::Service, S>
where L: Layer<S>,

Applies the layer to a service and wraps it in Layered.
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more