Module iter_util 

Iterator helpers.

Functions

fallible_any

Returns Ok(true) if any element satisfies the fallible predicate, Ok(false) if none do. Returns Err on the first error encountered.

fallible_find

Returns Ok(Some(item)) for the first element where the predicate returns Ok(true), Ok(None) if no element satisfies it, or Err on the first error.

fallible_position

Returns Ok(Some(index)) for the first element where the predicate returns Ok(true), Ok(None) if no element satisfies it, or Err on the first error.