diff --git a/src/lib.rs b/src/lib.rs
index dd7238a..81f835e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,7 +4,8 @@ use {
     naga::front::wgsl,
     proc_macro::TokenStream,
     quote::{format_ident, quote},
-    syn::{parse, LitStr},
+    std::path::Path,
+    syn::{LitStr, parse},
 };
 
 mod source_reader;
@@ -39,9 +40,7 @@ impl ShaderModule {
                 ))
             }
         })?;
-        Ok(Self {
-            source_file,
-        })
+        Ok(Self { source_file })
     }
 
     fn emit_rust_code(&self) -> TokenStream {