Trait StringExt 

pub trait StringExt: Sized {
    // Required methods
    fn optional(&self) -> Option<&Self>;
    fn into_optional(self) -> Option<Self>;
}

Required Methods

fn optional(&self) -> Option<&Self>

Returns Some if the string has content, otherwise None.

fn into_optional(self) -> Option<Self>

Returns Some if the string has content, otherwise None.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl StringExt for &str

fn optional(&self) -> Option<&Self>

fn into_optional(self) -> Option<Self>

impl StringExt for String

fn optional(&self) -> Option<&Self>

fn into_optional(self) -> Option<Self>

impl StringExt for CompactString

fn optional(&self) -> Option<&Self>

fn into_optional(self) -> Option<Self>

Implementors