Struct Properties 

pub struct Properties(/* private fields */);

Open-record property bag – acts like extra virtual columns in a row-polymorphic schema. Keyed by string name, typed by PropertyValue.

Implementations

impl Properties

pub fn new() -> Self

pub fn get(&self, key: &str) -> Option<&PropertyValue>

pub fn set(&mut self, key: impl Into<String>, value: impl Into<PropertyValue>)

pub fn contains_key(&self, key: &str) -> bool

pub fn iter(&self) -> impl Iterator<Item = (&String, &PropertyValue)>

Trait Implementations

impl Clone for Properties

fn clone(&self) -> Properties

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Properties

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

Formats the value using the given formatter.

impl Default for Properties

fn default() -> Properties

Returns the “default value” for a type.

impl PartialEq for Properties

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Properties