commit | 1cf70c1c84cf954d3879c3ea377952dcec115662 | [log] [tgz] |
---|---|---|
author | Cating Lin <catinglin@google.com> | Tue Apr 30 06:48:55 2024 +0000 |
committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | Tue Apr 30 06:49:01 2024 +0000 |
tree | 49e506915773590f3c1685448cf35711a2c8fb3b | |
parent | 5c3c0cfc75b47cd82a8f89ebbcbeead134613a31 [diff] |
Revert "Set min_sdk_version for use in clap" Revert submission 3064092-clap-strsim Reason for revert: b/337990137, fix build break. Reverted changes: /q/submissionid:3064092-clap-strsim Change-Id: I7ca51d12eb2e2c443660f9c37cd8fe35db9e6f95
Rust implementations of string similarity metrics:
The normalized versions return values between 0.0
and 1.0
, where 1.0
means an exact match.
There are also generic versions of the functions for non-string inputs.
strsim
is available on crates.io. Add it to your project:
cargo add strsim
Go to Docs.rs for the full documentation. You can also clone the repo, and run $ cargo doc --open
.
extern crate strsim; use strsim::{hamming, levenshtein, normalized_levenshtein, osa_distance, damerau_levenshtein, normalized_damerau_levenshtein, jaro, jaro_winkler, sorensen_dice}; fn main() { match hamming("hamming", "hammers") { Ok(distance) => assert_eq!(3, distance), Err(why) => panic!("{:?}", why) } assert_eq!(levenshtein("kitten", "sitting"), 3); assert!((normalized_levenshtein("kitten", "sitting") - 0.571).abs() < 0.001); assert_eq!(osa_distance("ac", "cba"), 3); assert_eq!(damerau_levenshtein("ac", "cba"), 2); assert!((normalized_damerau_levenshtein("levenshtein", "löwenbräu") - 0.272).abs() < 0.001); assert!((jaro("Friedrich Nietzsche", "Jean-Paul Sartre") - 0.392).abs() < 0.001); assert!((jaro_winkler("cheeseburger", "cheese fries") - 0.911).abs() < 0.001); assert_eq!(sorensen_dice("web applications", "applications of the web"), 0.7878787878787878); }
Using the generic versions of the functions:
extern crate strsim; use strsim::generic_levenshtein; fn main() { assert_eq!(2, generic_levenshtein(&[1, 2, 3], &[0, 2, 5])); }
If you don't want to install Rust itself, you can run $ ./dev
for a development CLI if you have Docker installed.
Benchmarks require a Nightly toolchain. Run $ cargo +nightly bench
.