error: you should use the `starts_with` method
  --> $DIR/starts_ends_with.rs:7:5
   |
LL |     "".chars().next() == Some(' ');
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `"".starts_with(' ')`
   |
   = note: `-D clippy::chars-next-cmp` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::chars_next_cmp)]`

error: you should use the `starts_with` method
  --> $DIR/starts_ends_with.rs:8:5
   |
LL |     Some(' ') != "".chars().next();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!"".starts_with(' ')`

error: you should use the `starts_with` method
  --> $DIR/starts_ends_with.rs:11:5
   |
LL |     "".chars().next() == Some('\n');
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `"".starts_with('\n')`

error: you should use the `starts_with` method
  --> $DIR/starts_ends_with.rs:12:5
   |
LL |     Some('\n') != "".chars().next();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!"".starts_with('\n')`

error: you should use the `starts_with` method
  --> $DIR/starts_ends_with.rs:17:8
   |
LL |     if s.chars().next().unwrap() == 'f' {
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `s.starts_with('f')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:21:8
   |
LL |     if s.chars().next_back().unwrap() == 'o' {
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `s.ends_with('o')`
   |
   = note: `-D clippy::chars-last-cmp` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::chars_last_cmp)]`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:25:8
   |
LL |     if s.chars().last().unwrap() == 'o' {
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `s.ends_with('o')`

error: you should use the `starts_with` method
  --> $DIR/starts_ends_with.rs:29:8
   |
LL |     if s.chars().next().unwrap() != 'f' {
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!s.starts_with('f')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:33:8
   |
LL |     if s.chars().next_back().unwrap() != 'o' {
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!s.ends_with('o')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:37:8
   |
LL |     if s.chars().last().unwrap() != '\n' {
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!s.ends_with('\n')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:45:5
   |
LL |     "".chars().last() == Some(' ');
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `"".ends_with(' ')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:46:5
   |
LL |     Some(' ') != "".chars().last();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!"".ends_with(' ')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:47:5
   |
LL |     "".chars().next_back() == Some(' ');
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `"".ends_with(' ')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:48:5
   |
LL |     Some(' ') != "".chars().next_back();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!"".ends_with(' ')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:51:5
   |
LL |     "".chars().last() == Some('\n');
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `"".ends_with('\n')`

error: you should use the `ends_with` method
  --> $DIR/starts_ends_with.rs:52:5
   |
LL |     Some('\n') != "".chars().last();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `!"".ends_with('\n')`

error: aborting due to 16 previous errors