1#![allow(
2 clippy::cast_sign_loss,
3 clippy::doc_markdown,
4 clippy::elidable_lifetime_names,
5 clippy::enum_glob_use,
6 clippy::inherent_to_string,
7 clippy::items_after_statements,
8 clippy::match_bool,
9 clippy::match_same_arms,
10 clippy::needless_lifetimes,
11 clippy::needless_pass_by_value,
12 clippy::nonminimal_bool,
13 clippy::redundant_else,
14 clippy::ref_option,
15 clippy::single_match_else,
16 clippy::struct_field_names,
17 clippy::too_many_arguments,
18 clippy::too_many_lines,
19 clippy::toplevel_ref_arg,
20 clippy::uninlined_format_args
21)]
22
23mod derive;
24mod expand;
25mod generics;
26mod syntax;
27mod tokens;
28mod type_id;
29
30#[cfg(feature = "experimental-enum-variants-from-header")]
31mod clang;
32#[cfg(feature = "experimental-enum-variants-from-header")]
33mod load;
34
35use crate::syntax::file::Module;
36use crate::syntax::namespace::Namespace;
37use crate::syntax::qualified::QualifiedName;
38use crate::type_id::Crate;
39use proc_macro::TokenStream;
40use syn::parse::{Parse, ParseStream, Parser, Result};
41use syn::parse_macro_input;
42
43#[proc_macro_attribute]
61pub fn bridge(args: TokenStream, input: TokenStream) -> TokenStream {
62 let _ = syntax::error::ERRORS;
63
64 let namespace = match Namespace::parse_bridge_attr_namespace.parse(args) {
65 Ok(namespace) => namespace,
66 Err(err) => return err.to_compile_error().into(),
67 };
68 let mut ffi = parse_macro_input!(input as Module);
69 ffi.namespace = namespace;
70
71 expand::bridge(ffi)
72 .unwrap_or_else(|err| err.to_compile_error())
73 .into()
74}
75
76#[doc(hidden)]
77#[proc_macro]
78pub fn type_id(input: TokenStream) -> TokenStream {
79 struct TypeId {
80 krate: Crate,
81 path: QualifiedName,
82 }
83
84 impl Parse for TypeId {
85 fn parse(input: ParseStream) -> Result<Self> {
86 let krate = input.parse().map(Crate::DollarCrate)?;
87 let path = QualifiedName::parse_quoted_or_unquoted(input)?;
88 Ok(TypeId { krate, path })
89 }
90 }
91
92 let arg = parse_macro_input!(input as TypeId);
93 type_id::expand(arg.krate, arg.path).into()
94}