mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-27 15:11:30 +00:00
210 lines
8.2 KiB
Text
210 lines
8.2 KiB
Text
error: defining a method called `add` on this type; consider implementing the `std::ops::Add` trait or choosing a less ambiguous name
|
|
--> $DIR/methods.rs:38:5
|
|
|
|
|
LL | / pub fn add(self, other: T) -> T {
|
|
LL | | self
|
|
LL | | }
|
|
| |_____^
|
|
|
|
|
= note: `-D clippy::should-implement-trait` implied by `-D warnings`
|
|
|
|
error: methods called `new` usually return `Self`
|
|
--> $DIR/methods.rs:154:5
|
|
|
|
|
LL | / fn new() -> i32 {
|
|
LL | | 0
|
|
LL | | }
|
|
| |_____^
|
|
|
|
|
= note: `-D clippy::new-ret-no-self` implied by `-D warnings`
|
|
|
|
error: called `map(f).unwrap_or(a)` on an Option value. This can be done more directly by calling `map_or(a, f)` instead
|
|
--> $DIR/methods.rs:176:13
|
|
|
|
|
LL | let _ = opt.map(|x| x + 1)
|
|
| _____________^
|
|
LL | | // Should lint even though this call is on a separate line.
|
|
LL | | .unwrap_or(0);
|
|
| |____________________________^
|
|
|
|
|
= note: `-D clippy::option-map-unwrap-or` implied by `-D warnings`
|
|
= note: replace `map(|x| x + 1).unwrap_or(0)` with `map_or(0, |x| x + 1)`
|
|
|
|
error: called `map(f).unwrap_or(a)` on an Option value. This can be done more directly by calling `map_or(a, f)` instead
|
|
--> $DIR/methods.rs:180:13
|
|
|
|
|
LL | let _ = opt.map(|x| {
|
|
| _____________^
|
|
LL | | x + 1
|
|
LL | | }
|
|
LL | | ).unwrap_or(0);
|
|
| |____________________________^
|
|
|
|
error: called `map(f).unwrap_or(a)` on an Option value. This can be done more directly by calling `map_or(a, f)` instead
|
|
--> $DIR/methods.rs:184:13
|
|
|
|
|
LL | let _ = opt.map(|x| x + 1)
|
|
| _____________^
|
|
LL | | .unwrap_or({
|
|
LL | | 0
|
|
LL | | });
|
|
| |__________________^
|
|
|
|
error: called `map(f).unwrap_or(None)` on an Option value. This can be done more directly by calling `and_then(f)` instead
|
|
--> $DIR/methods.rs:189:13
|
|
|
|
|
LL | let _ = opt.map(|x| Some(x + 1)).unwrap_or(None);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= note: replace `map(|x| Some(x + 1)).unwrap_or(None)` with `and_then(|x| Some(x + 1))`
|
|
|
|
error: called `map(f).unwrap_or(None)` on an Option value. This can be done more directly by calling `and_then(f)` instead
|
|
--> $DIR/methods.rs:191:13
|
|
|
|
|
LL | let _ = opt.map(|x| {
|
|
| _____________^
|
|
LL | | Some(x + 1)
|
|
LL | | }
|
|
LL | | ).unwrap_or(None);
|
|
| |_____________________^
|
|
|
|
error: called `map(f).unwrap_or(None)` on an Option value. This can be done more directly by calling `and_then(f)` instead
|
|
--> $DIR/methods.rs:195:13
|
|
|
|
|
LL | let _ = opt
|
|
| _____________^
|
|
LL | | .map(|x| Some(x + 1))
|
|
LL | | .unwrap_or(None);
|
|
| |________________________^
|
|
|
|
|
= note: replace `map(|x| Some(x + 1)).unwrap_or(None)` with `and_then(|x| Some(x + 1))`
|
|
|
|
error: called `map(f).unwrap_or(a)` on an Option value. This can be done more directly by calling `map_or(a, f)` instead
|
|
--> $DIR/methods.rs:206:13
|
|
|
|
|
LL | let _ = Some("prefix").map(|p| format!("{}.", p)).unwrap_or(id);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= note: replace `map(|p| format!("{}.", p)).unwrap_or(id)` with `map_or(id, |p| format!("{}.", p))`
|
|
|
|
error: called `map(f).unwrap_or_else(g)` on an Option value. This can be done more directly by calling `map_or_else(g, f)` instead
|
|
--> $DIR/methods.rs:210:13
|
|
|
|
|
LL | let _ = opt.map(|x| x + 1)
|
|
| _____________^
|
|
LL | | // Should lint even though this call is on a separate line.
|
|
LL | | .unwrap_or_else(|| 0);
|
|
| |____________________________________^
|
|
|
|
|
= note: `-D clippy::option-map-unwrap-or-else` implied by `-D warnings`
|
|
= note: replace `map(|x| x + 1).unwrap_or_else(|| 0)` with `map_or_else(|| 0, |x| x + 1)`
|
|
|
|
error: called `map(f).unwrap_or_else(g)` on an Option value. This can be done more directly by calling `map_or_else(g, f)` instead
|
|
--> $DIR/methods.rs:214:13
|
|
|
|
|
LL | let _ = opt.map(|x| {
|
|
| _____________^
|
|
LL | | x + 1
|
|
LL | | }
|
|
LL | | ).unwrap_or_else(|| 0);
|
|
| |____________________________________^
|
|
|
|
error: called `map(f).unwrap_or_else(g)` on an Option value. This can be done more directly by calling `map_or_else(g, f)` instead
|
|
--> $DIR/methods.rs:218:13
|
|
|
|
|
LL | let _ = opt.map(|x| x + 1)
|
|
| _____________^
|
|
LL | | .unwrap_or_else(||
|
|
LL | | 0
|
|
LL | | );
|
|
| |_________________^
|
|
|
|
error: called `filter(p).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(p)` instead.
|
|
--> $DIR/methods.rs:248:13
|
|
|
|
|
LL | let _ = v.iter().filter(|&x| *x < 0).next();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= note: `-D clippy::filter-next` implied by `-D warnings`
|
|
= note: replace `filter(|&x| *x < 0).next()` with `find(|&x| *x < 0)`
|
|
|
|
error: called `filter(p).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(p)` instead.
|
|
--> $DIR/methods.rs:251:13
|
|
|
|
|
LL | let _ = v.iter().filter(|&x| {
|
|
| _____________^
|
|
LL | | *x < 0
|
|
LL | | }
|
|
LL | | ).next();
|
|
| |___________________________^
|
|
|
|
error: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:268:22
|
|
|
|
|
LL | let _ = v.iter().find(|&x| *x < 0).is_some();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `any(|x| *x < 0)`
|
|
|
|
|
= note: `-D clippy::search-is-some` implied by `-D warnings`
|
|
|
|
error: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:269:20
|
|
|
|
|
LL | let _ = (0..1).find(|x| **y == *x).is_some(); // one dereference less
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `any(|x| **y == x)`
|
|
|
|
error: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:270:20
|
|
|
|
|
LL | let _ = (0..1).find(|x| *x == 0).is_some();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `any(|x| x == 0)`
|
|
|
|
error: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:271:22
|
|
|
|
|
LL | let _ = v.iter().find(|x| **x == 0).is_some();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `any(|x| *x == 0)`
|
|
|
|
error: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:274:13
|
|
|
|
|
LL | let _ = v.iter().find(|&x| {
|
|
| _____________^
|
|
LL | | *x < 0
|
|
LL | | }
|
|
LL | | ).is_some();
|
|
| |______________________________^
|
|
|
|
error: called `is_some()` after searching an `Iterator` with position. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:280:22
|
|
|
|
|
LL | let _ = v.iter().position(|&x| x < 0).is_some();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `any(|&x| x < 0)`
|
|
|
|
error: called `is_some()` after searching an `Iterator` with position. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:283:13
|
|
|
|
|
LL | let _ = v.iter().position(|&x| {
|
|
| _____________^
|
|
LL | | x < 0
|
|
LL | | }
|
|
LL | | ).is_some();
|
|
| |______________________________^
|
|
|
|
error: called `is_some()` after searching an `Iterator` with rposition. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:289:22
|
|
|
|
|
LL | let _ = v.iter().rposition(|&x| x < 0).is_some();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `any(|&x| x < 0)`
|
|
|
|
error: called `is_some()` after searching an `Iterator` with rposition. This is more succinctly expressed by calling `any()`.
|
|
--> $DIR/methods.rs:292:13
|
|
|
|
|
LL | let _ = v.iter().rposition(|&x| {
|
|
| _____________^
|
|
LL | | x < 0
|
|
LL | | }
|
|
LL | | ).is_some();
|
|
| |______________________________^
|
|
|
|
error: aborting due to 23 previous errors
|
|
|