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| -rw-r--r-- | src/libstd/path.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libstd/path.rs b/src/libstd/path.rs index ddceed14cc6..05c7761be7b 100644 --- a/src/libstd/path.rs +++ b/src/libstd/path.rs @@ -1243,6 +1243,9 @@ impl Path { } /// Returns a path that, when joined onto `base`, yields `self`. + /// + /// If `base` is not a prefix of `self` (i.e. `starts_with` + /// returns false), then `relative_from` returns `None`. #[unstable(feature = "path_relative_from", reason = "see #23284")] pub fn relative_from<'a, P: ?Sized>(&'a self, base: &'a P) -> Option<&Path> where P: AsPath |