Struct OptionalString 

pub struct OptionalString(pub Option<String>);

Optional string

Tuple Fields

0: Option<String>

Implementations

impl OptionalString

pub fn is_none(&self) -> bool

pub fn as_str(&self) -> Option<&str>

pub fn with_default<'a>(&'a self, default: &'a str) -> &'a str

Trait Implementations

impl Clone for OptionalString

fn clone(&self) -> OptionalString

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for OptionalString

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

Formats the value using the given formatter.

impl Default for OptionalString

fn default() -> OptionalString

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for OptionalString

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for OptionalString

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

where __S: Serializer,

Serialize this value into the given Serde serializer.