Trait pflag::Value

pub trait Value {
    fn set(&mut self, val: String) -> Result<(), String>;
    fn value(&self) -> String;

    fn typ(&self) -> &str { ... }
}

Value is a trait representing the value stored in a flag.

(The default value is represented as a string.)

Required methods

fn set(&mut self, val: String) -> Result<(), String>

fn value(&self) -> String

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Provided methods

fn typ(&self) -> &str

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Implementors

impl<T: ToString + FromStr<Err: Debug> + Debug> Value for T

fn typ(&self) -> &str

fn set(&mut self, val: String) -> Result<(), String>

fn value(&self) -> String

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