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MarkerIndex

Struct MarkerIndex 

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pub struct MarkerIndex {
    pub markers: Vec<MarkerEntry>,
    pub evicted_total: u64,
    pub epoch: u32,
}
Expand description

The answer to Term::marker_index (#490) — every live marker of the active buffer, plus the basis that says how long the answer stays usable.

The consumer keeps this and rebases per frame: current = line - (evicted_total_now - evicted_total), valid for exactly as long as epoch is unchanged. When the epoch moves, the held lines are wrong in a way no offset repairs and the consumer asks again.

It reports the active buffer because an absolute index means a different thing on each screen — the same reason markers/markers_mut route by on_alt. An alt-screen switch therefore bumps the epoch even though no line moved: what the answer describes changed.

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§markers: Vec<MarkerEntry>§evicted_total: u64§epoch: u32

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impl Clone for MarkerIndex

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fn clone(&self) -> MarkerIndex

Returns a duplicate 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 MarkerIndex

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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 Eq for MarkerIndex

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impl PartialEq for MarkerIndex

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for MarkerIndex

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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> 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> ToOwned for T
where T: Clone,

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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)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

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

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.