Struct MetadataEntry 

pub struct MetadataEntry {
    pub strings: HashMap<String, String>,
    pub integers: HashMap<String, i64>,
    pub floats: HashMap<String, f64>,
    pub bools: HashMap<String, bool>,
}

A metadata entry containing key-value pairs organized by type

Fields

strings: HashMap<String, String>

String metadata values

integers: HashMap<String, i64>

Integer metadata values

floats: HashMap<String, f64>

Float metadata values

bools: HashMap<String, bool>

Boolean metadata values

Implementations

impl MetadataEntry

pub fn new() -> Self

Create a new empty metadata entry

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

Insert a metadata value

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

Get a metadata value by key

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

Check if a key exists

pub fn keys(&self) -> Vec<String>

Get all keys

pub fn is_empty(&self) -> bool

Check if empty

Trait Implementations

impl Clone for MetadataEntry

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 MetadataEntry

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

Formats the value using the given formatter.

impl Default for MetadataEntry

fn default() -> Self

Returns the “default value” for a type.