warning: single-character string constant used as pattern --> src/db/create/mod.rs:421:95 | 421 | if (!is_mt && !aa_sequence.ends_with('*')) || (is_mt && !aa_sequence.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