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sdk-builder: can pretty-print sdk in rust now presumably

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Janis 2023-06-29 22:04:54 +02:00
parent 117e8878d6
commit 01feff8cf5
2 changed files with 24 additions and 8 deletions
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2
sdk-builder/Cargo.toml
View file

@ -17,3 +17,5 @@ unreal-sdk = {path = "../unreal-sdk"}
quote = "1.0.28" quote = "1.0.28"
proc-macro2 = "1.0.60" proc-macro2 = "1.0.60"
clap = { version = "4.3.9", features = ["derive"] } clap = { version = "4.3.9", features = ["derive"] }
prettyplease = "0.2.9"
syn = { version = "2.0.22", features = ["full"] }

30
sdk-builder/src/main.rs
View file

@ -190,13 +190,13 @@ pub mod path_helper {
.unwrap_or(quote!(crate::engine::UObject)); .unwrap_or(quote!(crate::engine::UObject));
tokens.extend(quote!( tokens.extend(quote!(
crate::engine::TAssetPtr<#inner>, crate::engine::TAssetPtr<#inner>
)); ));
} }
Type::Array(inner) => { Type::Array(inner) => {
let inner = self.child(*inner.clone()); let inner = self.child(*inner.clone());
tokens.extend(quote!( tokens.extend(quote!(
crate::engine::TArray<#inner>, crate::engine::TArray<#inner>
)); ));
} }
Type::Primitive(prim) => { Type::Primitive(prim) => {
@ -204,7 +204,7 @@ pub mod path_helper {
} }
Type::RawArray { ty, len } => { Type::RawArray { ty, len } => {
let ty = self.child(*ty.clone()); let ty = self.child(*ty.clone());
quote!([#ty; #len]); tokens.extend(quote! { [ #ty; #len ] });
} }
Type::Name => tokens.extend(quote!(crate::engine::FName)), Type::Name => tokens.extend(quote!(crate::engine::FName)),
Type::String => tokens.extend(quote!(crate::engine::FString)), Type::String => tokens.extend(quote!(crate::engine::FString)),
@ -279,9 +279,9 @@ pub mod rust {
"i64", "i128", "usize", "isize", "i64", "i128", "usize", "isize",
]; ];
const CHARS: [char; 20] = [ const CHARS: [char; 21] = [
' ', '?', '+', '-', ':', '/', '^', '(', ')', '[', ']', '<', '>', '&', '.', '#', '\'', '"', ' ', '?', '+', '-', ':', '/', '^', '(', ')', '[', ']', '<', '>', '&', '.', '#', '\'', '"',
'%', ',', '%', ',', '|',
]; ];
pub struct Builder { pub struct Builder {
@ -456,7 +456,16 @@ pub mod rust {
} }
}); });
} else { } 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! { mod_rs.extend(quote! {
pub mod #name; 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(()) Ok(())
} }
@ -617,7 +629,7 @@ pub mod rust {
let size = class.size; let size = class.size;
let typedef = quote! { let typedef = quote! {
pub struct #name(pub ::core::cell::UnsafeCell<u8; #size>); pub struct #name(pub ::core::cell::UnsafeCell<[u8; #size]>);
}; };
let impls = quote! { let impls = quote! {
@ -930,6 +942,7 @@ pub mod rust {
let name = name.to_string(); let name = name.to_string();
let not_found = format!("static object \"{name}\" not found!"); let not_found = format!("static object \"{name}\" not found!");
quote! { quote! {
{
static OBJECT: ::once_cell::sync::OnceCell<::core::option::Option<UObject>> = ::once_cell::sync::OnceCell::new(); static OBJECT: ::once_cell::sync::OnceCell<::core::option::Option<UObject>> = ::once_cell::sync::OnceCell::new();
OBJECT.get_or_init(|| { OBJECT.get_or_init(|| {
match find_object(::obfstr::obfstr!(#name)) { match find_object(::obfstr::obfstr!(#name)) {
@ -940,6 +953,7 @@ pub mod rust {
} }
}) })
.map(|object| unsafe {object.cast()}) .map(|object| unsafe {object.cast()})
}
} }
} }