diff options
| author | Ian Jackson <ijackson+github@slimy.greenend.org.uk> | 2020-10-28 21:25:47 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-10-28 21:25:47 +0000 |
| commit | 1d6c8602770675d0c2001e2f8675c8a31a5b5c42 (patch) | |
| tree | f3c2289a8d580daab27ca951610c0d3c6d7092d8 | |
| parent | 39b80cb7c03ad3991679523b2c64e52d897d6673 (diff) | |
| download | rust-1d6c8602770675d0c2001e2f8675c8a31a5b5c42.tar.gz rust-1d6c8602770675d0c2001e2f8675c8a31a5b5c42.zip | |
Add a comment about non-panicking of splitn().next().unwrap()
Co-authored-by: Joshua Nelson <joshua@yottadb.com>
| -rw-r--r-- | src/librustdoc/config.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/librustdoc/config.rs b/src/librustdoc/config.rs index 3b6b3a826e2..7c6017b39df 100644 --- a/src/librustdoc/config.rs +++ b/src/librustdoc/config.rs @@ -394,6 +394,7 @@ impl Options { .iter() .map(|s| { let mut kv = s.splitn(2, '='); + // never panics because `splitn` always returns at least one element let k = kv.next().unwrap().to_string(); let v = kv.next().unwrap_or("true").to_string(); (k, v) |