Struct ReadOnlyParameter

pub struct ReadOnlyParameter<T: ParameterVariant> { /* private fields */ }

A parameter that must have a value and cannot be written to This struct has ownership of the declared parameter. Additional parameter declaration will fail while this struct exists and the parameter will be undeclared when it is dropped.

Implementations

impl<T: ParameterVariant> ReadOnlyParameter<T>

pub fn get(&self) -> T

Returns a clone of the most recent value of the parameter.

Trait Implementations

impl<T: ParameterVariant + Debug> Debug for ReadOnlyParameter<T>

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

Formats the value using the given formatter.

impl<T: ParameterVariant> Drop for ReadOnlyParameter<T>

fn drop(&mut self)

Executes the destructor for this type.

impl<'a, T: ParameterVariant + 'a> TryFrom<ParameterBuilder<'a, T>> for ReadOnlyParameter<T>

type Error = DeclarationError

The type returned in the event of a conversion error.

fn try_from(builder: ParameterBuilder<'_, T>) -> Result<Self, Self::Error>

Performs the conversion.