Fix clippy for CI

Cargo.toml

@@ -45,3 +45,6 @@ cli = [
     "cargo_metadata",
 ]
 coverage = ["fork", "libc"]
+
+[lints.clippy]
+needless_doctest_main = "allow"

examples/url/Cargo.toml

@@ -7,3 +7,6 @@ publish = false
 [dependencies]
 url = "2.5.0"
 ziggy = { path = "../../", default-features = false }
+
+[features]
+fuzzing = []

examples/url/src/main.rs

@@ -11,7 +11,7 @@
 // could assert that a certain value satisfies a property.
 fn invariant_fuzz(data: &str) {
     if let Ok(parsed) = url::Url::parse(data) {
-        #[cfg(not(fuzzing))]
+        #[cfg(not(feature = "fuzzing"))]
         println!("{data} => {parsed}");
         // We assert that the string representation of the URL always contains a ':'
         // character.

src/bin/cargo-ziggy/fuzz.rs

@@ -800,7 +800,7 @@ impl fmt::Display for FuzzingConfig {
 
 pub fn kill_subprocesses_recursively(pid: &str) -> Result<(), Error> {
     let subprocesses = process::Command::new("pgrep")
-        .arg(&format!("-P{pid}"))
+        .arg(format!("-P{pid}"))
         .output()?;
 
     for subprocess in std::str::from_utf8(&subprocesses.stdout)?.split('\n') {

tests/arbitrary_fuzz.rs

@@ -7,7 +7,7 @@ use std::{
 
 fn kill_subprocesses_recursively(pid: &str) {
     let subprocesses = process::Command::new("pgrep")
-        .arg(&format!("-P{pid}"))
+        .arg(format!("-P{pid}"))
         .output()
         .unwrap();
 

tests/url_fuzz.rs

@@ -7,7 +7,7 @@ use std::{
 
 fn kill_subprocesses_recursively(pid: &str) {
     let subprocesses = process::Command::new("pgrep")
-        .arg(&format!("-P{pid}"))
+        .arg(format!("-P{pid}"))
         .output()
         .unwrap();