diff --git a/sdk-builder/Cargo.toml b/sdk-builder/Cargo.toml
index b3d76da..f781e98 100644
--- a/sdk-builder/Cargo.toml
+++ b/sdk-builder/Cargo.toml
@@ -17,3 +17,5 @@ unreal-sdk = {path = "../unreal-sdk"}
 quote = "1.0.28"
 proc-macro2 = "1.0.60"
 clap = { version = "4.3.9", features = ["derive"] }
+prettyplease = "0.2.9"
+syn = { version = "2.0.22", features = ["full"] }
diff --git a/sdk-builder/src/main.rs b/sdk-builder/src/main.rs
index 22dd5d2..9f00bd3 100644
--- a/sdk-builder/src/main.rs
+++ b/sdk-builder/src/main.rs
@@ -190,13 +190,13 @@ pub mod path_helper {
                         .unwrap_or(quote!(crate::engine::UObject));
 
                     tokens.extend(quote!(
-                        crate::engine::TAssetPtr<#inner>,
+                        crate::engine::TAssetPtr<#inner>
                     ));
                 }
                 Type::Array(inner) => {
                     let inner = self.child(*inner.clone());
                     tokens.extend(quote!(
-                        crate::engine::TArray<#inner>,
+                        crate::engine::TArray<#inner>
                     ));
                 }
                 Type::Primitive(prim) => {
@@ -204,7 +204,7 @@ pub mod path_helper {
                 }
                 Type::RawArray { ty, len } => {
                     let ty = self.child(*ty.clone());
-                    quote!([#ty; #len]);
+                    tokens.extend(quote! { [ #ty; #len ] });
                 }
                 Type::Name => tokens.extend(quote!(crate::engine::FName)),
                 Type::String => tokens.extend(quote!(crate::engine::FString)),
@@ -279,9 +279,9 @@ pub mod rust {
         "i64", "i128", "usize", "isize",
     ];
 
-    const CHARS: [char; 20] = [
+    const CHARS: [char; 21] = [
         ' ', '?', '+', '-', ':', '/', '^', '(', ')', '[', ']', '<', '>', '&', '.', '#', '\'', '"',
-        '%', ',',
+        '%', ',', '|',
     ];
 
     pub struct Builder {
@@ -456,7 +456,16 @@ pub mod rust {
                         }
                     });
                 } else {
-                    std::fs::write(path.join(format!("{name}.rs")), tokens.to_string())?;
+                    let path = path.join(format!("{name}.rs"));
+
+                    log::info!("parsing {name}..");
+                    let file = syn::parse_file(&tokens.to_string())
+                        .context("syn failed to parse generated code")?;
+
+                    log::info!("pretty printing {name}..");
+                    let contents = prettyplease::unparse(&file);
+                    log::info!("writing to {}..", path.display());
+                    std::fs::write(path, contents)?;
 
                     mod_rs.extend(quote! {
                         pub mod #name;
@@ -464,7 +473,10 @@ pub mod rust {
                 }
             }
 
-            std::fs::write(path.join("mod.rs"), mod_rs.to_string())?;
+            let contents = prettyplease::unparse(
+                &syn::parse_file(&mod_rs.to_string()).context("syn failed to parse root module")?,
+            );
+            std::fs::write(path.join("mod.rs"), contents)?;
 
             Ok(())
         }
@@ -617,7 +629,7 @@ pub mod rust {
             let size = class.size;
 
             let typedef = quote! {
-                pub struct #name(pub ::core::cell::UnsafeCell<u8; #size>);
+                pub struct #name(pub ::core::cell::UnsafeCell<[u8; #size]>);
             };
 
             let impls = quote! {
@@ -930,6 +942,7 @@ pub mod rust {
             let name = name.to_string();
             let not_found = format!("static object \"{name}\" not found!");
             quote! {
+                {
                 static OBJECT: ::once_cell::sync::OnceCell<::core::option::Option<UObject>> = ::once_cell::sync::OnceCell::new();
                 OBJECT.get_or_init(|| {
                     match find_object(::obfstr::obfstr!(#name)) {
@@ -940,6 +953,7 @@ pub mod rust {
                     }
                 })
                     .map(|object| unsafe {object.cast()})
+                }
             }
         }