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MigrationDescriptor

hopper_core::migrate

Struct MigrationDescriptor 

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pub struct MigrationDescriptor {
    pub from_name: &'static str,
    pub from_version: u8,
    pub from_layout_id: [u8; 8],
    pub to_name: &'static str,
    pub to_version: u8,
    pub to_layout_id: [u8; 8],
    pub kind: MigrationKind,
}
Expand description

Migration descriptor for schema export.

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§from_name: &'static str

Source layout name.

§from_version: u8

Source version.

§from_layout_id: [u8; 8]

Source layout_id.

§to_name: &'static str

Target layout name.

§to_version: u8

Target version.

§to_layout_id: [u8; 8]

Target layout_id.

§kind: MigrationKind

Migration kind.

Trait Implementations§

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impl Clone for MigrationDescriptor

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fn clone(&self) -> MigrationDescriptor

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Copy for MigrationDescriptor

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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, 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, 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.