Struct ShowRegistryExt 

pub struct ShowRegistryExt<T> {
    pub type_name: String,
    pub formatter_names: Vec<String>,
    /* private fields */
}

Registry extension for Show instances over a type parameter.

Fields

type_name: String

Name of the type this registry extends.

formatter_names: Vec<String>

Registered formatter names.

Implementations

impl<T> ShowRegistryExt<T>

pub fn new(type_name: impl Into<String>) -> Self

Create a new extension registry.

pub fn register_name(&mut self, name: impl Into<String>)

Register a named formatter.

pub fn count(&self) -> usize

Number of registered formatters.