warning: single-character string constant used as pattern
   --> src/utils.rs:162:31
    |
162 |         result = result.split("/").next().unwrap()
    |                               ^^^ help: consider using a `char`: `'/'`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern

warning: single-character string constant used as pattern
   --> src/utils.rs:161:24
    |
161 |     if result.contains("/") {
    |                        ^^^ help: consider using a `char`: `'/'`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
    = note: `#[warn(clippy::single_char_pattern)]` on by default

warning: unneeded `return` statement
   --> src/utils.rs:110:5
    |
110 |     return (fetch_file(user_input, &tmp_path).unwrap_or(tmp_path), true);
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
    = note: `#[warn(clippy::needless_return)]` on by default
help: remove `return`
    |
110 -     return (fetch_file(user_input, &tmp_path).unwrap_or(tmp_path), true);
110 +     (fetch_file(user_input, &tmp_path).unwrap_or(tmp_path), true)
    |

warning: function `extract_netloc` is never used
   --> src/utils.rs:145:8
    |
145 | pub fn extract_netloc(data: &String) -> String {
    |        ^^^^^^^^^^^^^^
    |
    = note: `#[warn(dead_code)]` on by default

warning: this expression creates a reference which is immediately dereferenced by the compiler
   --> src/lib.rs:611:43
    |
611 |         let fline = utils::extract_netloc(&line);
    |                                           ^^^^^ help: change this to: `line`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
    = note: `#[warn(clippy::needless_borrow)]` on by default

warning: unneeded late initialization
   --> src/lib.rs:420:9
    |
420 |         let record: String;
    |         ^^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_late_init
help: declare `record` here
    |
422 |         let record: String = if self.settings.handle_complement && line.starts_with("www.") {
    |         ++++++++++++++++++++
help: remove the assignments from the branches
    |
423 ~             line.replacen("www.", "", 1).trim().to_string()
424 |         } else {
425 ~             line.to_string()
    |
help: add a semicolon after the `if` expression
    |
426 |         };
    |          +

warning: writing `&String` instead of `&str` involves a new object where a slice will do
   --> src/lib.rs:403:39
    |
403 |     fn unparse_regex(&mut self, line: &String) -> bool {
    |                                       ^^^^^^^ help: change this to: `&str`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

warning: writing `&String` instead of `&str` involves a new object where a slice will do
   --> src/lib.rs:387:37
    |
387 |     fn parse_regex(&mut self, line: &String) -> bool {
    |                                     ^^^^^^^ help: change this to: `&str`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

warning: writing `&String` instead of `&str` involves a new object where a slice will do
   --> src/lib.rs:357:46
    |
357 |     fn unparse_root_zone_db(&mut self, line: &String) -> bool {
    |                                              ^^^^^^^ help: change this to: `&str`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

warning: writing `&String` instead of `&str` involves a new object where a slice will do
   --> src/lib.rs:327:44
    |
327 |     fn parse_root_zone_db(&mut self, line: &String) -> bool {
    |                                            ^^^^^^^ help: change this to: `&str`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

warning: `to_string` applied to a type that implements `Display` in `format!` args
   --> src/lib.rs:315:57
    |
315 |                     self.pull_strict(&format!("www.{}", record[1..].to_string()));
    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use this: `&record[1..]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args

warning: stripping a prefix manually
   --> src/lib.rs:315:57
    |
315 |                     self.pull_strict(&format!("www.{}", record[1..].to_string()));
    |                                                         ^^^^^^^^^^^
    |
note: the prefix was tested here
   --> src/lib.rs:312:9
    |
312 |         if record.starts_with('.') {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_strip
help: try using the `strip_prefix` method
    |
312 ~         if let Some(<stripped>) = record.strip_prefix('.') {
313 |             if record.matches('.').count() > 1 {
314 |                 if self.settings.handle_complement {
315 ~                     self.pull_strict(&format!("www.{}", <stripped>.to_string()));
316 |                 }
317 ~                 self.pull_strict(&<stripped>.to_string());
    |

warning: writing `&String` instead of `&str` involves a new object where a slice will do
   --> src/lib.rs:301:37
    |
301 |     fn unparse_all(&mut self, line: &String) -> bool {
    |                                     ^^^^^^^ help: change this to: `&str`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

warning: `to_string` applied to a type that implements `Display` in `format!` args
   --> src/lib.rs:289:57
    |
289 |                     self.push_strict(&format!("www.{}", record[1..].to_string()));
    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use this: `&record[1..]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args
    = note: `#[warn(clippy::to_string_in_format_args)]` on by default

warning: stripping a prefix manually
   --> src/lib.rs:289:57
    |
289 |                     self.push_strict(&format!("www.{}", record[1..].to_string()));
    |                                                         ^^^^^^^^^^^
    |
note: the prefix was tested here
   --> src/lib.rs:286:9
    |
286 |         if record.starts_with('.') {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_strip
help: try using the `strip_prefix` method
    |
286 ~         if let Some(<stripped>) = record.strip_prefix('.') {
287 |             if record.matches('.').count() > 1 {
288 |                 if self.settings.handle_complement {
289 ~                     self.push_strict(&format!("www.{}", <stripped>.to_string()));
290 |                 }
291 ~                 self.push_strict(&<stripped>.to_string());
    |

warning: writing `&String` instead of `&str` involves a new object where a slice will do
   --> src/lib.rs:275:35
    |
275 |     fn parse_all(&mut self, line: &String) -> bool {
    |                                   ^^^^^^^ help: change this to: `&str`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

warning: writing `&String` instead of `&str` involves a new object where a slice will do
   --> src/lib.rs:152:39
    |
152 |     fn search_keys(&mut self, record: &String) -> (String, String) {
    |                                       ^^^^^^^ help: change this to: `&str`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
    = note: `#[warn(clippy::ptr_arg)]` on by default

warning: stripping a prefix manually
   --> src/lib.rs:132:22
    |
132 |             result = element[4..].to_string()
    |                      ^^^^^^^^^^^^
    |
note: the prefix was tested here
   --> src/lib.rs:131:9
    |
131 |         if element.starts_with("www.") {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_strip
    = note: `#[warn(clippy::manual_strip)]` on by default
help: try using the `strip_prefix` method
    |
131 ~         if let Some(<stripped>) = element.strip_prefix("www.") {
132 ~             result = <stripped>.to_string()
    |

warning: unneeded late initialization
   --> src/lib.rs:129:9
    |
129 |         let result;
    |         ^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_late_init
    = note: `#[warn(clippy::needless_late_init)]` on by default
help: declare `result` here
    |
131 |         let result = if element.starts_with("www.") {
    |         ++++++++++++
help: remove the assignments from the branches
    |
132 ~             element[4..].to_string()
133 |         } else {
134 ~             element.to_string()
    |
help: add a semicolon after the `if` expression
    |
135 |         };
    |          +

warning: single-character string constant used as pattern
   --> src/utils.rs:162:31
    |
162 |         result = result.split("/").next().unwrap()
    |                               ^^^ help: consider using a `char`: `'/'`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern

warning: single-character string constant used as pattern
   --> src/utils.rs:161:24
    |
161 |     if result.contains("/") {
    |                        ^^^ help: consider using a `char`: `'/'`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
    = note: `#[warn(clippy::single_char_pattern)]` on by default

warning: unneeded `return` statement
   --> src/utils.rs:110:5
    |
110 |     return (fetch_file(user_input, &tmp_path).unwrap_or(tmp_path), true);
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
    = note: `#[warn(clippy::needless_return)]` on by default
help: remove `return`
    |
110 -     return (fetch_file(user_input, &tmp_path).unwrap_or(tmp_path), true);
110 +     (fetch_file(user_input, &tmp_path).unwrap_or(tmp_path), true)
    |