warning: useless conversion to the same type: `std::string::String` --> /home/runner/work/bnfgen/bnfgen/target/debug/build/bnfgen-425e20e80eb4f7df/out/parser.rs:2293:35 | 2293 | name: Rc::new(nt.into()), | ^^^^^^^^^ help: consider removing `.into()`: `nt` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion = note: `#[warn(clippy::useless_conversion)]` on by default

warning: match expression looks like `matches!` macro --> src/grammar/symbol.rs:144:9 | 144 | / match self { 145 | | SymbolKind::Terminal(_) | SymbolKind::Regex(_) => true, 146 | | _ => false, 147 | | } | |_________^ help: try: `matches!(self, SymbolKind::Terminal(_) | SymbolKind::Regex(_))` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro

warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do --> src/grammar/graph.rs:66:33 | 66 | fn is_trap_loop(&self, scc: &Vec<NodeIndex>) -> bool { | ^^^^^^^^^^^^^^^ help: change this to: `&[NodeIndex]` | = 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: match expression looks like `matches!` macro --> src/grammar/alt.rs:52:9 | 52 | / match self.invoke_limit { 53 | | Limit::Unlimited => false, 54 | | _ => true, 55 | | } | |_________^ help: try: `!matches!(self.invoke_limit, Limit::Unlimited)` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro = note: `#[warn(clippy::match_like_matches_macro)]` on by default

warning: associated function `new` is never used --> src/regex.rs:20:8 | 19 | impl Regex { | ---------- associated function in this implementation 20 | fn new(input: &str) -> Self { | ^^^

warning: method `children_len` is never used --> src/parse_tree/tree.rs:21:19 | 12 | impl<T> ParseTree<T> { | -------------------- method in this implementation ... 21 | pub(crate) fn children_len(&self) -> usize { | ^^^^^^^^^^^^ | = note: `#[warn(dead_code)]` on by default

warning: type `grammar::symbol::SymbolKind` is more private than the item `grammar::checked::ReduceOutput::NonTerminal::syms` --> src/grammar/checked.rs:19:9 | 19 | syms: Vec<SymbolKind>, | ^^^^^^^^^^^^^^^^^^^^^ field `grammar::checked::ReduceOutput::NonTerminal::syms` is reachable at visibility `pub` | note: but type `grammar::symbol::SymbolKind` is only usable at visibility `pub(crate)` --> src/grammar/symbol.rs:101:1 | 101 | pub(crate) enum SymbolKind { | ^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: type `grammar::symbol::SymbolKind` is more private than the item `generator::TreeGenerator::generate` --> src/generator.rs:44:5 | 44 | / pub fn generate<R: Rng, S: Into<String>>( 45 | | &self, 46 | | start: S, 47 | | rng: &mut R, 48 | | ) -> ParseTree<SymbolKind> { | |______________________________^ method `generator::TreeGenerator::generate` is reachable at visibility `pub` | note: but type `grammar::symbol::SymbolKind` is only usable at visibility `pub(crate)` --> src/grammar/symbol.rs:101:1 | 101 | pub(crate) enum SymbolKind { | ^^^^^^^^^^^^^^^^^^^^^^^^^^ = note: `#[warn(private_interfaces)]` on by default