diff options
Diffstat (limited to 'src/librustc_error_codes/error_codes')
| -rw-r--r-- | src/librustc_error_codes/error_codes/E0581.md | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/librustc_error_codes/error_codes/E0581.md b/src/librustc_error_codes/error_codes/E0581.md index 947ec255a9d..89f6e3269ec 100644 --- a/src/librustc_error_codes/error_codes/E0581.md +++ b/src/librustc_error_codes/error_codes/E0581.md @@ -1,4 +1,4 @@ -In a `fn` type, a lifetime appears only in the return type, +In a `fn` type, a lifetime appears only in the return type and not in the arguments types. Erroneous code example: @@ -10,8 +10,11 @@ fn main() { } ``` -To fix this issue, either use the lifetime in the arguments, or use -`'static`. Example: +The problem here is that the lifetime isn't contrained by any of the arguments, +making it impossible to determine how long it's supposed to live. + +To fix this issue, either use the lifetime in the arguments, or use the +`'static` lifetime. Example: ``` fn main() { |