TraceId

Struct TraceId 

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pub struct TraceId(/* private fields */);
Expand description

W3C Trace Context trace ID (128-bit / 16 bytes).

Used for distributed trace correlation across pipeline components. Formatted as 32 lowercase hex characters per the W3C specification.

§Invariants

  • An all-zero trace ID is considered invalid (per W3C spec).

§Examples

use torvyn_types::TraceId;

let id = TraceId::new([0x4b, 0xf9, 0x2f, 0x35, 0x77, 0xb3, 0x4d, 0xa6,
                       0xa3, 0xce, 0x92, 0x9d, 0x0e, 0x0e, 0x47, 0x36]);
assert!(id.is_valid());
assert_eq!(id.to_string().len(), 32);

Implementations§

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impl TraceId

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pub const fn new(bytes: [u8; 16]) -> Self

Create a new TraceId from raw bytes.

§COLD PATH — called during flow creation or trace context propagation.
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pub const fn as_bytes(&self) -> &[u8; 16]

Returns the raw bytes.

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pub fn is_valid(&self) -> bool

Returns true if this trace ID is valid (non-zero per W3C spec).

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pub const fn invalid() -> Self

Returns an invalid (all-zero) trace ID, indicating tracing is disabled.

Trait Implementations§

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impl Clone for TraceId

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fn clone(&self) -> TraceId

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 TraceId

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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<'de> Deserialize<'de> for TraceId

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Display for TraceId

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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 Hash for TraceId

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for TraceId

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for TraceId

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Copy for TraceId

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impl Eq for TraceId

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impl StructuralPartialEq for TraceId

Auto Trait Implementations§

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

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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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.
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,