Enum OptionValueType

pub enum OptionValueType {
    Flag,
    Single(ValueValidator),
    Multiple(ValueValidator),
}

Type of value an option expects

Variants

Flag

Boolean flag (e.g., –release)

Single(ValueValidator)

Single value (e.g., –bin myapp)

Multiple(ValueValidator)

Multiple values (e.g., –features “a,b,c”)

Trait Implementations

impl Clone for OptionValueType

fn clone(&self) -> OptionValueType

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for OptionValueType

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for OptionValueType

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for OptionValueType

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.