diff options
| -rw-r--r-- | tests/ui/option_if_let_else.fixed | 10 | ||||
| -rw-r--r-- | tests/ui/option_if_let_else.rs | 16 | ||||
| -rw-r--r-- | tests/ui/option_if_let_else.stderr | 50 |
3 files changed, 60 insertions, 16 deletions
diff --git a/tests/ui/option_if_let_else.fixed b/tests/ui/option_if_let_else.fixed index 0f86de5646c..6ce067f5c24 100644 --- a/tests/ui/option_if_let_else.fixed +++ b/tests/ui/option_if_let_else.fixed @@ -125,6 +125,16 @@ fn complex_subpat() -> DummyEnum { DummyEnum::Two } +// #10335 +pub fn test_result_err_ignored_1(r: Result<&[u8], &[u8]>) -> Vec<u8> { + r.map_or_else(|_| Vec::new(), |s| s.to_owned()) +} + +// #10335 +pub fn test_result_err_ignored_2(r: Result<&[u8], &[u8]>) -> Vec<u8> { + r.map_or_else(|_| Vec::new(), |s| s.to_owned()) +} + fn main() { let optional = Some(5); let _ = optional.map_or(5, |x| x + 2); diff --git a/tests/ui/option_if_let_else.rs b/tests/ui/option_if_let_else.rs index 7aabd778f87..096d3aabf28 100644 --- a/tests/ui/option_if_let_else.rs +++ b/tests/ui/option_if_let_else.rs @@ -152,6 +152,22 @@ fn complex_subpat() -> DummyEnum { DummyEnum::Two } +// #10335 +pub fn test_result_err_ignored_1(r: Result<&[u8], &[u8]>) -> Vec<u8> { + match r { + //~^ option_if_let_else + Ok(s) => s.to_owned(), + Err(_) => Vec::new(), + } +} + +// #10335 +pub fn test_result_err_ignored_2(r: Result<&[u8], &[u8]>) -> Vec<u8> { + if let Ok(s) = r { s.to_owned() } + //~^ option_if_let_else + else { Vec::new() } +} + fn main() { let optional = Some(5); let _ = if let Some(x) = optional { x + 2 } else { 5 }; diff --git a/tests/ui/option_if_let_else.stderr b/tests/ui/option_if_let_else.stderr index 2e2fe6f2049..21a80ae038d 100644 --- a/tests/ui/option_if_let_else.stderr +++ b/tests/ui/option_if_let_else.stderr @@ -188,14 +188,32 @@ LL + true LL + }) | +error: use Option::map_or_else instead of an if let/else + --> tests/ui/option_if_let_else.rs:157:5 + | +LL | / match r { +LL | | +LL | | Ok(s) => s.to_owned(), +LL | | Err(_) => Vec::new(), +LL | | } + | |_____^ help: try: `r.map_or_else(|_| Vec::new(), |s| s.to_owned())` + +error: use Option::map_or_else instead of an if let/else + --> tests/ui/option_if_let_else.rs:166:5 + | +LL | / if let Ok(s) = r { s.to_owned() } +LL | | +LL | | else { Vec::new() } + | |_______________________^ help: try: `r.map_or_else(|_| Vec::new(), |s| s.to_owned())` + error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:157:13 + --> tests/ui/option_if_let_else.rs:173:13 | LL | let _ = if let Some(x) = optional { x + 2 } else { 5 }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `optional.map_or(5, |x| x + 2)` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:168:13 + --> tests/ui/option_if_let_else.rs:184:13 | LL | let _ = if let Some(x) = Some(0) { | _____________^ @@ -217,13 +235,13 @@ LL ~ }); | error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:197:13 + --> tests/ui/option_if_let_else.rs:213:13 | LL | let _ = if let Some(x) = Some(0) { s.len() + x } else { s.len() }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `Some(0).map_or(s.len(), |x| s.len() + x)` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:202:13 + --> tests/ui/option_if_let_else.rs:218:13 | LL | let _ = if let Some(x) = Some(0) { | _____________^ @@ -245,7 +263,7 @@ LL ~ }); | error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:242:13 + --> tests/ui/option_if_let_else.rs:258:13 | LL | let _ = match s { | _____________^ @@ -256,7 +274,7 @@ LL | | }; | |_____^ help: try: `s.map_or(1, |string| string.len())` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:247:13 + --> tests/ui/option_if_let_else.rs:263:13 | LL | let _ = match Some(10) { | _____________^ @@ -267,7 +285,7 @@ LL | | }; | |_____^ help: try: `Some(10).map_or(5, |a| a + 1)` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:254:13 + --> tests/ui/option_if_let_else.rs:270:13 | LL | let _ = match res { | _____________^ @@ -278,7 +296,7 @@ LL | | }; | |_____^ help: try: `res.map_or(1, |a| a + 1)` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:259:13 + --> tests/ui/option_if_let_else.rs:275:13 | LL | let _ = match res { | _____________^ @@ -289,13 +307,13 @@ LL | | }; | |_____^ help: try: `res.map_or(1, |a| a + 1)` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:264:13 + --> tests/ui/option_if_let_else.rs:280:13 | LL | let _ = if let Ok(a) = res { a + 1 } else { 5 }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `res.map_or(5, |a| a + 1)` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:282:17 + --> tests/ui/option_if_let_else.rs:298:17 | LL | let _ = match initial { | _________________^ @@ -306,7 +324,7 @@ LL | | }; | |_________^ help: try: `initial.as_ref().map_or(42, |value| do_something(value))` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:290:17 + --> tests/ui/option_if_let_else.rs:306:17 | LL | let _ = match initial { | _________________^ @@ -317,7 +335,7 @@ LL | | }; | |_________^ help: try: `initial.as_mut().map_or(42, |value| do_something2(value))` error: use Option::map_or_else instead of an if let/else - --> tests/ui/option_if_let_else.rs:314:24 + --> tests/ui/option_if_let_else.rs:330:24 | LL | let mut _hashmap = if let Some(hm) = &opt { | ________________________^ @@ -329,19 +347,19 @@ LL | | }; | |_____^ help: try: `opt.as_ref().map_or_else(HashMap::new, |hm| hm.clone())` error: use Option::map_or_else instead of an if let/else - --> tests/ui/option_if_let_else.rs:321:19 + --> tests/ui/option_if_let_else.rs:337:19 | LL | let mut _hm = if let Some(hm) = &opt { hm.clone() } else { new_map!() }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `opt.as_ref().map_or_else(|| new_map!(), |hm| hm.clone())` error: use Option::map_or instead of an if let/else - --> tests/ui/option_if_let_else.rs:372:22 + --> tests/ui/option_if_let_else.rs:388:22 | LL | let _ = unsafe { if let Some(o) = *opt_raw_ptr { o } else { 1 } }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(*opt_raw_ptr).map_or(1, |o| o)` error: use Option::map_or_else instead of an if let/else - --> tests/ui/option_if_let_else.rs:378:13 + --> tests/ui/option_if_let_else.rs:394:13 | LL | let _ = match res { | _____________^ @@ -351,5 +369,5 @@ LL | | Err(_) => String::new(), LL | | }; | |_____^ help: try: `res.map_or_else(|_| String::new(), |s| s.clone())` -error: aborting due to 27 previous errors +error: aborting due to 29 previous errors |