blip as example for docs.rs example scraping

Cargo.toml

@@ -47,3 +47,11 @@ raw = ["raw_audio"]
 name = "blip"
 path = "src/cli/main.rs"
 required-features = ["bin"]
+
+[[example]]
+name = "blip"
+path = "src/cli/main.rs"
+required-features = ["bin"]
+
+[lints.rust]
+missing_docs = "warn"

src/cli/main.rs

@@ -166,7 +166,7 @@ fn parse_and_compile(opts: &PlayOpts) -> anyhow::Result<Vec<f64>> {
     compiler
         .compile_all(tokens)
         .inspect(|v| {
-            let is_nan = |sample| sample.abs().is_nan();
+            let is_nan = |sample: &f64| sample.abs().is_nan();
             if v.iter().all(is_nan) {
                 error!("🎉 All your samples are NaN, you got yourself a \"Not a Song\" (NaS)!")
             } else if v.iter().any(is_nan) {