1 | //! The futures-rs procedural macro implementations. |
2 | |
3 | #![warn (rust_2018_idioms, single_use_lifetimes, unreachable_pub)] |
4 | #![doc (test( |
5 | no_crate_inject, |
6 | attr( |
7 | deny(warnings, rust_2018_idioms, single_use_lifetimes), |
8 | allow(dead_code, unused_assignments, unused_variables) |
9 | ) |
10 | ))] |
11 | |
12 | // Since https://github.com/rust-lang/cargo/pull/7700 `proc_macro` is part of the prelude for |
13 | // proc-macro crates, but to support older compilers we still need this explicit `extern crate`. |
14 | #[allow (unused_extern_crates)] |
15 | extern crate proc_macro; |
16 | |
17 | use proc_macro::TokenStream; |
18 | |
19 | mod executor; |
20 | mod join; |
21 | mod select; |
22 | mod stream_select; |
23 | |
24 | /// The `join!` macro. |
25 | #[proc_macro ] |
26 | pub fn join_internal(input: TokenStream) -> TokenStream { |
27 | crate::join::join(input) |
28 | } |
29 | |
30 | /// The `try_join!` macro. |
31 | #[proc_macro ] |
32 | pub fn try_join_internal(input: TokenStream) -> TokenStream { |
33 | crate::join::try_join(input) |
34 | } |
35 | |
36 | /// The `select!` macro. |
37 | #[proc_macro ] |
38 | pub fn select_internal(input: TokenStream) -> TokenStream { |
39 | crate::select::select(input) |
40 | } |
41 | |
42 | /// The `select_biased!` macro. |
43 | #[proc_macro ] |
44 | pub fn select_biased_internal(input: TokenStream) -> TokenStream { |
45 | crate::select::select_biased(input) |
46 | } |
47 | |
48 | // TODO: Change this to doc comment once rustdoc bug fixed: https://github.com/rust-lang/futures-rs/pull/2435 |
49 | // The `test` attribute. |
50 | #[proc_macro_attribute ] |
51 | pub fn test_internal (input: TokenStream, item: TokenStream) -> TokenStream { |
52 | crate::executor::test(args:input, item) |
53 | } |
54 | |
55 | /// The `stream_select!` macro. |
56 | #[proc_macro ] |
57 | pub fn stream_select_internal(input: TokenStream) -> TokenStream { |
58 | crateTokenStream::stream_select::stream_select(input.into()) |
59 | .unwrap_or_else(op:syn::Error::into_compile_error) |
60 | .into() |
61 | } |
62 | |