introduce expander for easier debugging

Author: drahnr

Cargo.lock

@@ -21,3 +21,4 @@ serde_json = "1.0"
 serde_yaml = "0.9"
 serde_tokenstream = "0.2.0"
 syn = { version = "2.0", features = ["full", "extra-traits"] }
+expander = "2"

progenitor-macro/Cargo.toml

@@ -271,5 +271,9 @@ fn do_generate_api(item: TokenStream) -> Result<TokenStream, syn::Error> {
         const _: &str = include_str!(#path_str);
     };
 
+    let output = expander::Expander::new(format!("{}", std::path::PathBuf::from(spec.value()).file_name().unwrap().to_string_lossy()))
+        .fmt(expander::Edition::_2021)
+        .verbose(true)
+        .write_to_out_dir(output).expect("Writing file works. qed");
     Ok(output.into())
 }

progenitor-macro/src/lib.rs

@@ -20,6 +20,7 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 serde_yaml = "0.9"
 clap = { version = "4.1.14", features = ["derive"] }
+expander = "2.1.0"
 
 [build-dependencies]
 built = { version = "0.6", features = ["git2"] }