Struct ValueArg

pub struct ValueArg { /* private fields */ }

Implementations

impl ValueArg

pub fn constant<T>(self, value: T) -> Self

where T: TryInto<Option<bool>>, T::Error: Display,

pub fn description<T>(self, value: T) -> Self

where T: TryInto<Option<String>>, T::Error: Display,

pub fn name<T>(self, value: T) -> Self

where T: TryInto<Option<String>>, T::Error: Display,

pub fn value<T>(self, value: T) -> Self

where T: TryInto<Type>, T::Error: Display,

Trait Implementations

impl Clone for ValueArg

fn clone(&self) -> ValueArg

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ValueArg

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

Formats the value using the given formatter.

impl Default for ValueArg

fn default() -> Self

Returns the “default value” for a type.

impl From<ValueArg> for ValueArg

fn from(value: ValueArg) -> Self

Converts to this type from the input type.

impl TryFrom<ValueArg> for ValueArg

type Error = ConversionError

The type returned in the event of a conversion error.

fn try_from(value: ValueArg) -> Result<Self, ConversionError>

Performs the conversion.