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error: `filter_map()` will run forever if the iterator repeatedly produces an `Err`
--> $DIR/lines_filter_map_ok.rs:9:31
|
LL | BufReader::new(f).lines().filter_map(Result::ok).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `map_while(Result::ok)`
|
note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
--> $DIR/lines_filter_map_ok.rs:9:5
|
LL | BufReader::new(f).lines().filter_map(Result::ok).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^^^^^^^
= note: `-D clippy::lines-filter-map-ok` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::lines_filter_map_ok)]`
error: `flat_map()` will run forever if the iterator repeatedly produces an `Err`
--> $DIR/lines_filter_map_ok.rs:12:31
|
LL | BufReader::new(f).lines().flat_map(Result::ok).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^^ help: replace with: `map_while(Result::ok)`
|
note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
--> $DIR/lines_filter_map_ok.rs:12:5
|
LL | BufReader::new(f).lines().flat_map(Result::ok).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^^^^^^^
error: `filter_map()` will run forever if the iterator repeatedly produces an `Err`
--> $DIR/lines_filter_map_ok.rs:15:25
|
LL | io::stdin().lines().filter_map(Result::ok).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `map_while(Result::ok)`
|
note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
--> $DIR/lines_filter_map_ok.rs:15:5
|
LL | io::stdin().lines().filter_map(Result::ok).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^
error: `filter_map()` will run forever if the iterator repeatedly produces an `Err`
--> $DIR/lines_filter_map_ok.rs:17:25
|
LL | io::stdin().lines().filter_map(|x| x.ok()).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `map_while(Result::ok)`
|
note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
--> $DIR/lines_filter_map_ok.rs:17:5
|
LL | io::stdin().lines().filter_map(|x| x.ok()).for_each(|_| ());
| ^^^^^^^^^^^^^^^^^^^
error: aborting due to 4 previous errors
|
