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ValueContent

Enum ValueContent 

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pub enum ValueContent {
Show 13 variants Text(String), Integer(i64), Decimal(String), Boolean(bool), Date(DateValue), Time(String), Uri(String), Color(String), Geoname(String), ListItem { node_iri: String, label: Option<String>, }, Link { target_iri: String, target_label: Option<String>, }, File(FileValue), Raw { value_type: String, text: String, },
}
Expand description

The typed content of a single value (instance side).

Each variant corresponds to one entry in the value-type rendering matrix (ADR-0013). Scalar arms hold a single extracted datum. ListItem and Link additionally carry a resolved label (falling back to None on failure). File covers all file-representation types. Raw is the long-tail fallback for any value-type not in the named set — it never causes a hard error.

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Text(String)

Plain or standoff text — standoff XML stripped by the client boundary.

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Integer(i64)

Integer number.

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Decimal(String)

Decimal number — stored as a string to preserve precision.

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Boolean(bool)

Boolean value.

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Date(DateValue)

Calendar-aware date, possibly a range.

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Time(String)

Point-in-time timestamp string (ISO 8601).

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Uri(String)

URI string.

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Color(String)

Hex colour string (e.g. "#ff0000").

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Geoname(String)

GeoNames location code string.

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ListItem

Reference to a controlled-vocabulary list node.

Fields

§node_iri: String

IRI of the list node.

§label: Option<String>

Human label resolved from /v2/node; None when the fetch failed.

Link to another resource instance.

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§target_iri: String

IRI of the target resource.

§target_label: Option<String>

rdfs:label of the target resource, embedded in the complex-schema link value; None when absent.

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File(FileValue)

File representation value (still-image, moving-image, audio, document, archive).

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Raw

Long-tail fallback for value-types not covered by the named variants (e.g. interval, geometry). Never a hard error.

Fields

§value_type: String

dsp-cli token for the value type, derived from the DSP-API @type local name (lower-kebab form, e.g. "interval").

§text: String

Best-effort text representation of the value datum.

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impl ValueContent

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pub fn value_type_token(&self) -> &str

Returns the dsp-cli kebab token for this value’s type.

Scalar arms return a &'static str literal. File borrows from the inner FileValue.value_type. Raw borrows from the stored value_type string. No allocation in any arm.

Trait Implementations§

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impl Clone for ValueContent

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fn clone(&self) -> ValueContent

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 Debug for ValueContent

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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 From<ValueContent> for Value

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fn from(content: ValueContent) -> Self

Converts to this type from the input type.
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impl PartialEq for ValueContent

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

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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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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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 = 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<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more