ignore main for cov, it's IO glue code

Author: bbelderbos

exercise_downloader/Cargo.toml

@@ -11,6 +11,9 @@ readme = "../README.md"
 keywords = ["pybites", "rust", "exercises"]
 categories = ["command-line-utilities"]
 
+[lints.rust]
+unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] }
+
 [dependencies]
 reqwest = { version="0.12.23" , features = ["blocking", "json"]}
 serde = { version = "1.0.227", features = ["derive"] }

exercise_downloader/src/main.rs

@@ -187,6 +187,7 @@ fn write_all_exercises(base_path: &Path, bites: &[Bite]) -> std::io::Result<()>
     Ok(())
 }
 
+#[cfg(not(tarpaulin_include))]
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     let base_path = env::current_dir().unwrap().join("exercises");