# Description
There are some clippy(version 0.1.86) errors on nushell repo. This pr is
trying to fix it.
# User-Facing Changes
Hopefully none.
# Tests + Formatting
NaN
# After Submitting
NaN
* Copy lev_distance.rs from the rust compiler
* Minor changes to code from rust compiler
* "Did you mean" suggestions: test instrumented to generate markdown report
* Did you mean suggestions: delete test instrumentation
* Fix tests
* Fix test
`foo` has a genuine match: `for`
* Improve tests