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macros: remove embassy_prefix attr.

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This was used in the past for reexporting the macros from drogue-device,
which is no longer using it.

Also, it is a pain to support, so we don't want it.
This commit is contained in:
Dario Nieuwenhuis
2022-08-17 15:03:12 +02:00
parent ef9e373ec4
commit bd0aaec624
4 changed files with 26 additions and 83 deletions
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10
embassy-macros/src/macros/task.rs
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@ -3,22 +3,16 @@ use proc_macro2::TokenStream;
use quote::{format_ident, quote};
use crate::util::ctxt::Ctxt;
use crate::util::path::ModulePrefix;
#[derive(Debug, FromMeta)]
struct Args {
#[darling(default)]
pool_size: Option<usize>,
#[darling(default)]
embassy_prefix: ModulePrefix,
}
pub fn run(args: syn::AttributeArgs, f: syn::ItemFn) -> Result<TokenStream, TokenStream> {
let args = Args::from_list(&args).map_err(|e| e.write_errors())?;
let embassy_prefix = args.embassy_prefix.append("embassy_executor");
let embassy_path = embassy_prefix.path();
let pool_size: usize = args.pool_size.unwrap_or(1);
let ctxt = Ctxt::new();
@ -70,9 +64,9 @@ pub fn run(args: syn::AttributeArgs, f: syn::ItemFn) -> Result<TokenStream, Toke
// in the user's code.
#task_inner
#visibility fn #task_ident(#fargs) -> #embassy_path::executor::SpawnToken<impl Sized> {
#visibility fn #task_ident(#fargs) -> ::embassy_executor::executor::SpawnToken<impl Sized> {
type Fut = impl ::core::future::Future + 'static;
static POOL: #embassy_path::executor::raw::TaskPool<Fut, #pool_size> = #embassy_path::executor::raw::TaskPool::new();
static POOL: ::embassy_executor::executor::raw::TaskPool<Fut, #pool_size> = ::embassy_executor::executor::raw::TaskPool::new();
unsafe { POOL._spawn_async_fn(move || #task_inner_ident(#(#arg_names,)*)) }
}
};