require

not_found_error

Function require 

Source 
pub fn require<T>(option: Option<T>) -> Result<T>
Expand description

Converts Option<T> to Result<T, NotFoundError<T>>

§Examples

let item = require(items.first());

§See also

  • Require: Trait for converting Option<T> to Result<T, NotFoundError<T>>
  • OkOrNotFound: Trait for converting Option<T> to Result<T, NotFoundError<AnotherType>>