mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-14 00:47:16 +00:00
71 lines
2.7 KiB
Text
71 lines
2.7 KiB
Text
error: for loop over `option`, which is an `Option`. This is more readably written as an `if let` statement
|
|
--> $DIR/for_loops_over_fallibles.rs:9:14
|
|
|
|
|
LL | for x in option {
|
|
| ^^^^^^
|
|
|
|
|
= note: `-D clippy::for-loops-over-fallibles` implied by `-D warnings`
|
|
= help: consider replacing `for x in option` with `if let Some(x) = option`
|
|
|
|
error: for loop over `result`, which is a `Result`. This is more readably written as an `if let` statement
|
|
--> $DIR/for_loops_over_fallibles.rs:14:14
|
|
|
|
|
LL | for x in result {
|
|
| ^^^^^^
|
|
|
|
|
= help: consider replacing `for x in result` with `if let Ok(x) = result`
|
|
|
|
error: for loop over `option.ok_or("x not found")`, which is a `Result`. This is more readably written as an `if let` statement
|
|
--> $DIR/for_loops_over_fallibles.rs:18:14
|
|
|
|
|
LL | for x in option.ok_or("x not found") {
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= help: consider replacing `for x in option.ok_or("x not found")` with `if let Ok(x) = option.ok_or("x not found")`
|
|
|
|
error: you are iterating over `Iterator::next()` which is an Option; this will compile but is probably not what you want
|
|
--> $DIR/for_loops_over_fallibles.rs:24:14
|
|
|
|
|
LL | for x in v.iter().next() {
|
|
| ^^^^^^^^^^^^^^^
|
|
|
|
|
= note: `#[deny(clippy::iter_next_loop)]` on by default
|
|
|
|
error: for loop over `v.iter().next().and(Some(0))`, which is an `Option`. This is more readably written as an `if let` statement
|
|
--> $DIR/for_loops_over_fallibles.rs:29:14
|
|
|
|
|
LL | for x in v.iter().next().and(Some(0)) {
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= help: consider replacing `for x in v.iter().next().and(Some(0))` with `if let Some(x) = v.iter().next().and(Some(0))`
|
|
|
|
error: for loop over `v.iter().next().ok_or("x not found")`, which is a `Result`. This is more readably written as an `if let` statement
|
|
--> $DIR/for_loops_over_fallibles.rs:33:14
|
|
|
|
|
LL | for x in v.iter().next().ok_or("x not found") {
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= help: consider replacing `for x in v.iter().next().ok_or("x not found")` with `if let Ok(x) = v.iter().next().ok_or("x not found")`
|
|
|
|
error: this loop never actually loops
|
|
--> $DIR/for_loops_over_fallibles.rs:45:5
|
|
|
|
|
LL | / while let Some(x) = option {
|
|
LL | | println!("{}", x);
|
|
LL | | break;
|
|
LL | | }
|
|
| |_____^
|
|
|
|
|
= note: `#[deny(clippy::never_loop)]` on by default
|
|
|
|
error: this loop never actually loops
|
|
--> $DIR/for_loops_over_fallibles.rs:51:5
|
|
|
|
|
LL | / while let Ok(x) = result {
|
|
LL | | println!("{}", x);
|
|
LL | | break;
|
|
LL | | }
|
|
| |_____^
|
|
|
|
error: aborting due to 8 previous errors
|
|
|