Enum tc_value::Value

pub enum Value {
    Bytes(Bytes),
    Link(Link),
    None,
    Number(Number),
    String(String),
    Tuple(Tuple<Self>),
}

A generic value enum

Variants

Bytes(Bytes)

Link(Link)

None

Number(Number)

String(String)

Tuple(Tuple<Self>)

Implementations

impl Value

pub fn expect_none(&self) -> TCResult<()>

pub fn is_none(&self) -> bool

pub fn is_some(&self) -> bool

pub fn into_type(self, class: ValueType) -> Option<Self>

Trait Implementations

impl Clone for Value

fn clone(&self) -> Value

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for Value

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Value

fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error>

Deserialize this value from the given Serde deserializer.

impl Display for Value

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for Value

impl From<Bytes> for Value

fn from(bytes: Bytes) -> Self

Performs the conversion.

impl From<Link> for Value

fn from(link: Link) -> Self

Performs the conversion.

impl From<Number> for Value

fn from(n: Number) -> Self

Performs the conversion.

impl From<Tuple<Value>> for Value

fn from(tuple: Tuple<Value>) -> Self

Performs the conversion.

impl From<bool> for Value

fn from(b: bool) -> Self

Performs the conversion.

impl<T> FromIterator<T> for Value where
    Value: From<T>, 

fn from_iter<I: IntoIterator<Item = T>>(iter: I) -> Self

Creates a value from an iterator.

impl FromStream for Value

type Context = ()

The decoding context of this type, useful in situations where the stream to be decoded may be too large to hold in main memory.

fn from_stream<'life0, 'async_trait, D: Decoder>(
    _context: (),
    decoder: &'life0 mut D
) -> Pin<Box<dyn Future<Output = Result<Self, D::Error>> + Send + 'async_trait>> where
    D: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

Parse this value using the given Decoder.

impl Instance for Value

type Class = ValueType

The Class type of this instance

fn class(&self) -> ValueType

Returns the [Class] of this instance.

impl<'en> IntoStream<'en> for Value

fn into_stream<E: Encoder<'en>>(self, encoder: E) -> Result<E::Ok, E::Error>

Take ownership of this value and serialize it into the given encoder.

impl PartialEq<Value> for Value

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl Serialize for Value

fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error>

Serialize this value into the given Serde serializer.

impl StructuralEq for Value

impl StructuralPartialEq for Value

impl<'en> ToStream<'en> for Value

fn to_stream<E: Encoder<'en>>(&'en self, encoder: E) -> Result<E::Ok, E::Error>

Serialize this value into the given encoder.

impl TryCastFrom<Value> for Link

fn can_cast_from(value: &Value) -> bool

Test if value can be cast into Self.

fn opt_cast_from(value: Value) -> Option<Self>

Returns Some(Self) if the source value can be cast into Self, otherwise None.

pub fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
    OnErr: FnOnce(&T) -> Err, 

Returns Ok(Self) if the source value can be cast into Self, otherwise calls on_err.

impl TryCastFrom<Value> for Number

fn can_cast_from(value: &Value) -> bool

Test if value can be cast into Self.

fn opt_cast_from(value: Value) -> Option<Self>

Returns Some(Self) if the source value can be cast into Self, otherwise None.

pub fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
    OnErr: FnOnce(&T) -> Err, 

Returns Ok(Self) if the source value can be cast into Self, otherwise calls on_err.