error: item `PubOne` has a public `len` method but no corresponding `is_empty` method --> $DIR/len_zero.rs:6:1 | LL | / impl PubOne { LL | | pub fn len(self: &Self) -> isize { LL | | 1 LL | | } LL | | } | |_^ | = note: `-D clippy::len-without-is-empty` implied by `-D warnings` error: trait `PubTraitsToo` has a `len` method but no (possibly inherited) `is_empty` method --> $DIR/len_zero.rs:55:1 | LL | / pub trait PubTraitsToo { LL | | fn len(self: &Self) -> isize; LL | | } | |_^ error: item `HasIsEmpty` has a public `len` method but a private `is_empty` method --> $DIR/len_zero.rs:89:1 | LL | / impl HasIsEmpty { LL | | pub fn len(self: &Self) -> isize { LL | | 1 LL | | } ... | LL | | } LL | | } | |_^ error: item `HasWrongIsEmpty` has a public `len` method but no corresponding `is_empty` method --> $DIR/len_zero.rs:118:1 | LL | / impl HasWrongIsEmpty { LL | | pub fn len(self: &Self) -> isize { LL | | 1 LL | | } ... | LL | | } LL | | } | |_^ error: length comparison to zero --> $DIR/len_zero.rs:139:8 | LL | if x.len() == 0 { | ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `x.is_empty()` | = note: `-D clippy::len-zero` implied by `-D warnings` error: length comparison to zero --> $DIR/len_zero.rs:143:8 | LL | if "".len() == 0 {} | ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `"".is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:158:8 | LL | if has_is_empty.len() == 0 { | ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `has_is_empty.is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:161:8 | LL | if has_is_empty.len() != 0 { | ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!has_is_empty.is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:164:8 | LL | if has_is_empty.len() > 0 { | ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!has_is_empty.is_empty()` error: length comparison to one --> $DIR/len_zero.rs:167:8 | LL | if has_is_empty.len() < 1 { | ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `has_is_empty.is_empty()` error: length comparison to one --> $DIR/len_zero.rs:170:8 | LL | if has_is_empty.len() >= 1 { | ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!has_is_empty.is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:181:8 | LL | if 0 == has_is_empty.len() { | ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `has_is_empty.is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:184:8 | LL | if 0 != has_is_empty.len() { | ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!has_is_empty.is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:187:8 | LL | if 0 < has_is_empty.len() { | ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!has_is_empty.is_empty()` error: length comparison to one --> $DIR/len_zero.rs:190:8 | LL | if 1 <= has_is_empty.len() { | ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!has_is_empty.is_empty()` error: length comparison to one --> $DIR/len_zero.rs:193:8 | LL | if 1 > has_is_empty.len() { | ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `has_is_empty.is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:207:8 | LL | if with_is_empty.len() == 0 { | ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `with_is_empty.is_empty()` error: length comparison to zero --> $DIR/len_zero.rs:220:8 | LL | if b.len() != 0 {} | ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!b.is_empty()` error: trait `DependsOnFoo` has a `len` method but no (possibly inherited) `is_empty` method --> $DIR/len_zero.rs:226:1 | LL | / pub trait DependsOnFoo: Foo { LL | | fn len(&mut self) -> usize; LL | | } | |_^ error: aborting due to 19 previous errors