diff options
| author | Mazdak Farrokhzad <twingoow@gmail.com> | 2019-10-13 13:34:32 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-10-13 13:34:32 +0200 |
| commit | 963e4bc756c91fa9ffd4850576655bc3980230c7 (patch) | |
| tree | 737b1f10c6800b4c06331a55b5c5398b5da1adf9 /src/test/ui/error-codes | |
| parent | 82fb193cdfa2bed376e7763477e1f57db7e48a54 (diff) | |
| parent | 4bb1592402003184cd73c6ee5b135df084ea5abc (diff) | |
| download | rust-963e4bc756c91fa9ffd4850576655bc3980230c7.tar.gz rust-963e4bc756c91fa9ffd4850576655bc3980230c7.zip | |
Rollup merge of #65248 - estebank:mention-if-let, r=cramertj
Suggest `if let` on `let` refutable binding Fix #58385.
Diffstat (limited to 'src/test/ui/error-codes')
| -rw-r--r-- | src/test/ui/error-codes/E0005.stderr | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/test/ui/error-codes/E0005.stderr b/src/test/ui/error-codes/E0005.stderr index 56a4bcffc81..577c6e886d5 100644 --- a/src/test/ui/error-codes/E0005.stderr +++ b/src/test/ui/error-codes/E0005.stderr @@ -3,6 +3,13 @@ error[E0005]: refutable pattern in local binding: `None` not covered | LL | let Some(y) = x; | ^^^^^^^ pattern `None` not covered + | + = note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant + = note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html +help: you might want to use `if let` to ignore the variant that isn't matched + | +LL | if let Some(y) = x { /* */ } + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to previous error |