alpm_srcinfo::parser

Enum ClearableProperty

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pub enum ClearableProperty {
Show 13 variants Description, Url, Licenses, Changelog, Install, Groups, Options, Backups, Dependencies(Option<Architecture>), OptionalDependencies(Option<Architecture>), Provides(Option<Architecture>), Conflicts(Option<Architecture>), Replaces(Option<Architecture>),
}
Expand description

Properties used in pkgname sections that can be cleared.

Some variants of this enum are architecture-specific, as they might only be cleared for a specific architecture, but not for another.

Clearing a keyword in SRCINFO data is achieved by an empty keyword assignment, e.g.:

depends =

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Description

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Url

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Licenses

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Changelog

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Install

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Groups

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Options

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Backups

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Dependencies(Option<Architecture>)

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OptionalDependencies(Option<Architecture>)

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Provides(Option<Architecture>)

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Conflicts(Option<Architecture>)

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Replaces(Option<Architecture>)

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impl ClearableProperty

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fn shared_meta_parser(input: &mut &str) -> ModalResult<ClearableProperty>

Recognizes all keyword assignments in SRCINFO data that represent a cleared SharedMetaProperty.

A cleared property is represented by a keyword that is assigned an empty value. It indicates that the keyword assignment should remain empty for a given package.

Example:

pkgdesc =
depends =

The above properties would indicate that both pkgdesc and the depends array are to be cleared and left empty for a given package.

This function backtracks in case no keyword in this group matches or in case the property is not cleared.

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fn relation_parser(input: &mut &str) -> ModalResult<ClearableProperty>

Same as Self::shared_meta_parser, but for clearable RelationProperty.

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impl Clone for ClearableProperty

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fn clone(&self) -> ClearableProperty

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ClearableProperty

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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<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, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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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type Output = T

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

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impl<T, U> TryFrom<U> for 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
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type Error = <U as TryFrom<T>>::Error

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

Performs the conversion.
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where T: 'static,

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impl<T> MaybeSendSync for T