rapx/preprocess/
dummy_fns.rs

1use super::doc_attr;
2use rustc_ast::*;
3use rustc_span::{DUMMY_SP, symbol::Ident};
4use thin_vec::ThinVec;
5
6fn make_dummy_fn_sig() -> FnSig {
7    let fn_decl = FnDecl {
8        inputs: ThinVec::new(),
9        output: FnRetTy::Default(DUMMY_SP),
10    };
11
12    FnSig {
13        decl: Box::new(fn_decl),
14        header: FnHeader {
15            safety: Safety::Default,
16            constness: Const::No,
17            ext: Extern::None,
18            coroutine_kind: None,
19        },
20        span: DUMMY_SP,
21    }
22}
23
24fn make_dummy_block() -> Block {
25    Block {
26        stmts: ThinVec::new(),
27        id: DUMMY_NODE_ID,
28        rules: BlockCheckMode::Default,
29        span: DUMMY_SP,
30        tokens: None,
31    }
32}
33
34fn make_dummy_fn(ident_name: &str) -> Box<Item> {
35    let ident = Ident::from_str(ident_name);
36
37    let fn_ast = Fn {
38        defaultness: Defaultness::Final,
39        ident,
40        generics: Generics::default(),
41        sig: make_dummy_fn_sig(),
42        contract: None,
43        define_opaque: None,
44        body: Some(Box::new(make_dummy_block())),
45    };
46
47    Box::new(Item {
48        attrs: ThinVec::from([doc_attr()]),
49        id: DUMMY_NODE_ID,
50        kind: ItemKind::Fn(Box::new(fn_ast)),
51        vis: Visibility {
52            span: DUMMY_SP,
53            kind: VisibilityKind::Public,
54            tokens: None,
55        },
56        span: DUMMY_SP,
57        tokens: None,
58    })
59}
60
61pub(crate) fn create_dummy_fns(krate: &mut Crate) {
62    let raw_ptr_fn = make_dummy_fn("__raw_ptr_deref_dummy");
63    //let static_mut_fn = make_dummy_fn("__static_mut_deref_dummy");
64
65    krate.items.push(raw_ptr_fn);
66    //krate.items.push(static_mut_fn);
67}
rapx/preprocess/dummy_fns.rs

rapx/preprocess/
dummy_fns.rs
