tweak docs

src/lib.rs

@@ -22,6 +22,7 @@
 //! # Examples
 //!
 //! ```rust
+//! # use core::ops::Range;
 //! use norm::fzf::{FzfParser, FzfV2};
 //! use norm::Metric;
 //!
@@ -39,8 +40,8 @@
 //!     .filter_map(|city| fzf.distance(query, city).map(|dist| (city, dist)))
 //!     .collect::<Vec<_>>();
 //!
-//! // We sort the results by distance in ascending order, so that the best match
-//! // will be at the front of the vector.
+//! // We sort the results by distance in ascending order, so that the best
+//! // match will be at the front of the vector.
 //! results.sort_by_key(|(_city, dist)| *dist);
 //!
 //! assert_eq!(results.len(), 2);
@@ -50,7 +51,7 @@
 //! // We can also find out which sub-strings of each candidate matched the
 //! // query.
 //!
-//! let mut ranges = Vec::new();
+//! let mut ranges: Vec<Range<usize>> = Vec::new();
 //!
 //! let _ = fzf.distance_and_ranges(query, results[0].0, &mut ranges);
 //! assert_eq!(ranges.len(), 2);

src/metrics/fzf/mod.rs

@@ -1,4 +1,4 @@
-//! Metrics implementing fzf's fuzzy search algorithm.
+//! Metrics implementing fzf's algorithms.
 //!
 //! This module contains two metrics -- [`FzfV1`] and [`FzfV2`] -- which were
 //! ported from [fzf], a popular command-line fuzzy-finder.