Enum glib::value::ValueTypeMismatchOrNoneError

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pub enum ValueTypeMismatchOrNoneError {
    WrongValueType(ValueTypeMismatchError),
    UnexpectedNone,
}

Expand description

An error returned from the get function on a Value for optional types.

Variants

`WrongValueType(ValueTypeMismatchError)`

`UnexpectedNone`

Trait Implementations

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impl Clone for ValueTypeMismatchOrNoneError

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fn clone(&self) -> ValueTypeMismatchOrNoneError

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 Debug for ValueTypeMismatchOrNoneError

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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 Display for ValueTypeMismatchOrNoneError

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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 Error for ValueTypeMismatchOrNoneError

1.30.0 · source

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any. Read more

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fn backtrace(&self) -> Option<&Backtrace>

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

Returns a stack backtrace, if available, of where this error occurred. Read more

1.0.0 · source

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

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impl From<Infallible> for ValueTypeMismatchOrNoneError

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fn from(e: Infallible) -> Self

Converts to this type from the input type.

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impl From<ValueTypeMismatchError> for ValueTypeMismatchOrNoneError

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fn from(err: ValueTypeMismatchError) -> Self

Converts to this type from the input type.

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impl PartialEq<ValueTypeMismatchOrNoneError> for ValueTypeMismatchOrNoneError

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fn eq(&self, other: &ValueTypeMismatchOrNoneError) -> bool

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

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

This method tests for !=.

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impl Eq for ValueTypeMismatchOrNoneError

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impl StructuralEq for ValueTypeMismatchOrNoneError

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impl StructuralPartialEq for ValueTypeMismatchOrNoneError

Auto Trait Implementations

impl RefUnwindSafe for ValueTypeMismatchOrNoneError

impl Send for ValueTypeMismatchOrNoneError

impl Sync for ValueTypeMismatchOrNoneError

impl Unpin for ValueTypeMismatchOrNoneError

impl UnwindSafe for ValueTypeMismatchOrNoneError

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> 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> ToString for T where
T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. 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.

Enum glib::value::ValueTypeMismatchOrNoneError

Variants

WrongValueType(ValueTypeMismatchError)

UnexpectedNone

Trait Implementations

impl Clone for ValueTypeMismatchOrNoneError

fn clone(&self) -> ValueTypeMismatchOrNoneError

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

impl Debug for ValueTypeMismatchOrNoneError

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

impl Display for ValueTypeMismatchOrNoneError

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

impl Error for ValueTypeMismatchOrNoneError

fn source(&self) -> Option<&(dyn Error + 'static)>

fn backtrace(&self) -> Option<&Backtrace>

fn description(&self) -> &str

fn cause(&self) -> Option<&dyn Error>

impl From<Infallible> for ValueTypeMismatchOrNoneError

fn from(e: Infallible) -> Self

impl From<ValueTypeMismatchError> for ValueTypeMismatchOrNoneError

fn from(err: ValueTypeMismatchError) -> Self

impl PartialEq<ValueTypeMismatchOrNoneError> for ValueTypeMismatchOrNoneError

fn eq(&self, other: &ValueTypeMismatchOrNoneError) -> bool

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

impl Eq for ValueTypeMismatchOrNoneError

impl StructuralEq for ValueTypeMismatchOrNoneError

impl StructuralPartialEq for ValueTypeMismatchOrNoneError

Auto Trait Implementations

impl RefUnwindSafe for ValueTypeMismatchOrNoneError

impl Send for ValueTypeMismatchOrNoneError

impl Sync for ValueTypeMismatchOrNoneError

impl Unpin for ValueTypeMismatchOrNoneError

impl UnwindSafe for ValueTypeMismatchOrNoneError

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> ToOwned for T where T: Clone,

type Owned = T

fn to_owned(&self) -> T

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

impl<T> ToString for T where T: Display + ?Sized,

default fn to_string(&self) -> String

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>

`WrongValueType(ValueTypeMismatchError)`

`UnexpectedNone`

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> ToOwned for T where
T: Clone,

impl<T> ToString for T where
T: Display + ?Sized,

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

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