Enum Value 

pub enum Value {
    Node(String),
    Edge(String),
    String(String),
    Integer(i64),
    Float(f64),
    Boolean(bool),
    Uri(String),
    Null,
}

A value that can be bound to a variable

Variants

Node(String)

Node/vertex ID

Edge(String)

Edge ID

String(String)

Literal string

Integer(i64)

Integer

Float(f64)

Float

Boolean(bool)

Boolean

Uri(String)

URI/IRI

Null

Null/unbound

Implementations

impl Value

pub fn as_string(&self) -> Option<&str>

Get as string

pub fn as_integer(&self) -> Option<i64>

Get as i64

pub fn as_float(&self) -> Option<f64>

Get as f64

pub fn is_null(&self) -> bool

Check if null

pub fn to_json(&self) -> JsonValue

Convert to JSON

Trait Implementations

impl Clone for Value

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Value

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

Formats the value using the given formatter.

impl Display for Value

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

Formats the value using the given formatter.

impl Eq for Value

impl From<&Value> for ValueHash

fn from(v: &Value) -> Self

Converts to this type from the input type.

impl Hash for Value

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

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for Value

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

Equality operator ==.

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

Inequality operator !=.