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TrackStatusCode

Enum TrackStatusCode 

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#[repr(u64)]
pub enum TrackStatusCode { InProgress = 0, TrackDoesNotExist = 1, NotYetBegun = 2, Finished = 3, RelayStatusUnavailable = 4, }
Expand description

TRACK_STATUS Status Code values (draft-08, Section 7.24).

The draft defines these as a prose list rather than as a Code/Reason table, so they are named from the prose. It is stricter about this field than about the error registries above: the Status Code “MUST hold one of the following values” and “Any other value in the Status Code field is a malformed message”, so TrackStatusCode::from_u64 answering None is a decode failure rather than a merely unrecognised code.

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InProgress = 0

The track is in progress, and subsequent fields contain the highest group and object ID for that track.

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TrackDoesNotExist = 1

The track does not exist. Subsequent fields MUST be zero, and any other value is a malformed message.

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NotYetBegun = 2

The track has not yet begun. Subsequent fields MUST be zero, and any other value is a malformed message.

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Finished = 3

The track has finished, so there is no live edge. Subsequent fields contain the highest group and object ID known.

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RelayStatusUnavailable = 4

The publisher is a relay that cannot obtain the current track status from upstream. Subsequent fields contain the largest group and object ID known.

Implementations§

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impl TrackStatusCode

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pub fn from_u64(v: u64) -> Option<Self>

Convert a raw u64 to a TrackStatusCode, if this draft assigns it.

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pub fn requires_zero_location(self) -> bool

Whether this code requires the fields after it to be zero.

Section 7.24 says of 0x01 “Subsequent fields MUST be zero, and any other value is a malformed message”, and the same of 0x02. The other three codes describe those fields as carrying a real location, so they place no requirement on them.

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pub fn as_u64(self) -> u64

Return the raw u64 value of this status code.

Trait Implementations§

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impl Clone for TrackStatusCode

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fn clone(&self) -> TrackStatusCode

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 TrackStatusCode

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impl Debug for TrackStatusCode

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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 TrackStatusCode

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impl PartialEq for TrackStatusCode

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fn eq(&self, other: &TrackStatusCode) -> 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 TrackStatusCode

Auto Trait 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, <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.