warning: manual implementation of `Option::map`
   --> src/importers/icalendar.rs:224:12
    |
224 |       } else if let Some(attendee) = event
    |  ____________^
225 | |         .multi_properties()
226 | |         .get("ATTENDEE")
227 | |         .and_then(|attendees| attendees.first())
...   |
231 | |         None
232 | |     };
    | |_____^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_map
    = note: `#[warn(clippy::manual_map)]` on by default
help: try
    |
224 ~     } else { event
225 +         .multi_properties()
226 +         .get("ATTENDEE")
227 ~         .and_then(|attendees| attendees.first()).map(|attendee| attendee.value().to_owned()) };
    |

warning: accessing first element with `location_parts.get(0)`
   --> src/importers/icalendar/cdss.rs:113:17
    |
113 |                 location_parts.get(0).cloned().unwrap_or_default(),
    |                 ^^^^^^^^^^^^^^^^^^^^^ help: try: `location_parts.first()`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
    = note: `#[warn(clippy::get_first)]` on by default

warning: you seem to be trying to use `match` for an equality check. Consider using `if`
   --> src/importers/icalendar/balfolknl.rs:142:9
    |
142 | /         match event.city.as_str() {
143 | |             "Lent" => event.city = "Nijmegen".to_string(),
144 | |             _ => {}
145 | |         }
    | |_________^ help: try: `if event.city.as_str() == "Lent" { event.city = "Nijmegen".to_string() }`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
    = note: `#[warn(clippy::single_match)]` on by default

warning: this expression creates a reference which is immediately dereferenced by the compiler
   --> src/importers/icalendar/balfolknl.rs:140:35
    |
140 |         event.name = shorten_name(&raw_name);
    |                                   ^^^^^^^^^ help: change this to: `raw_name`
    |
    = 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