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Diffstat (limited to '')
| -rw-r--r-- | library/core/src/option.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/library/core/src/option.rs b/library/core/src/option.rs index bca73cb77..934175863 100644 --- a/library/core/src/option.rs +++ b/library/core/src/option.rs @@ -1189,6 +1189,12 @@ impl<T> Option<T> { /// Returns [`None`] if the option is [`None`], otherwise returns `optb`. /// + /// Arguments passed to `and` are eagerly evaluated; if you are passing the + /// result of a function call, it is recommended to use [`and_then`], which is + /// lazily evaluated. + /// + /// [`and_then`]: Option::and_then + /// /// # Examples /// /// ``` |