Struct PrefixComparator 

pub struct PrefixComparator<'a> { /* private fields */ }

A comparator that tracks the best matching prefix between two strings.

Implementations

impl<'a> PrefixComparator<'a>

pub fn new(left: &'a str, right: &'a str) -> Self

Create a new PrefixComparator.

pub fn common_prefix_len(&self) -> usize

Returns the length of the longest common prefix.

pub fn common_prefix(&self) -> &'a str

Returns the common prefix as a string slice of left.