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//! The futures-rs procedural macro implementations.
#![warn(rust_2018_idioms, single_use_lifetimes, unreachable_pub)]
#![doc(test(
no_crate_inject,
attr(
deny(warnings, rust_2018_idioms, single_use_lifetimes),
allow(dead_code, unused_assignments, unused_variables)
)
))]
// proc-macro crates, but to support older compilers we still need this explicit `extern crate`.
#[allow(unused_extern_crates)]
extern crate proc_macro;
use proc_macro::TokenStream;
mod executor;
mod join;
mod select;
mod stream_select;
/// The `join!` macro.
#[proc_macro]
pub fn join_internal(input: TokenStream) -> TokenStream {
crate::join::join(input)
}
/// The `try_join!` macro.
#[proc_macro]
pub fn try_join_internal(input: TokenStream) -> TokenStream {
crate::join::try_join(input)
}
/// The `select!` macro.
#[proc_macro]
pub fn select_internal(input: TokenStream) -> TokenStream {
crate::select::select(input)
}
/// The `select_biased!` macro.
#[proc_macro]
pub fn select_biased_internal(input: TokenStream) -> TokenStream {
crate::select::select_biased(input)
}
// TODO: Change this to doc comment once rustdoc bug fixed: https://github.com/rust-lang/futures-rs/pull/2435
// The `test` attribute.
#[proc_macro_attribute]
pub fn test_internal(input: TokenStream, item: TokenStream) -> TokenStream {
crate::executor::test(input, item)
}
/// The `stream_select!` macro.
#[proc_macro]
pub fn stream_select_internal(input: TokenStream) -> TokenStream {
crate::stream_select::stream_select(input.into())
.unwrap_or_else(syn::Error::into_compile_error)
.into()
}