Struct Extensions 

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

A type-safe container for ConfigExtension

Implementations

impl Extensions

pub fn new() -> Self

Create a new, empty Extensions

pub fn insert<T: ConfigExtension>(&mut self, extension: T)

Registers a ConfigExtension with this ConfigOptions

pub fn get<T: ConfigExtension>(&self) -> Option<&T>

Retrieves the extension of the given type if any

pub fn get_mut<T: ConfigExtension>(&mut self) -> Option<&mut T>

Retrieves the extension of the given type if any

pub fn iter( &self, ) -> impl Iterator<Item = (&'static str, &Box<dyn ExtensionOptions>)>

Iterates all the config extension entries yielding their prefix and their ExtensionOptions implementation.

Trait Implementations

impl Clone for Extensions

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 Extensions

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

Formats the value using the given formatter.

impl Default for Extensions

fn default() -> Self

Returns the “default value” for a type.