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embassy-macros: Use defmt::unwrap! when spawning embassy::main

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But only when `defmt` feature is enabled.
This commit is contained in:
Ben Gamari 2021-07-31 12:34:07 -04:00 committed by Dario Nieuwenhuis
parent 40e7176e13
commit a3b56a3764
2 changed files with 9 additions and 1 deletions
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2
embassy-macros/src/lib.rs
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@ -364,7 +364,7 @@ pub fn main(args: TokenStream, item: TokenStream) -> TokenStream {
#chip_setup #chip_setup
executor.run(|spawner| { executor.run(|spawner| {
spawner.spawn(__embassy_main(spawner, p)).unwrap(); spawner.must_spawn(__embassy_main(spawner, p));
}) })
} }

8
embassy/src/executor/mod.rs
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@ -56,6 +56,14 @@ impl Spawner {
} }
} }
/// Used by the `embassy_macros::main!` macro to throw an error when spawn
/// fails. This is here to allow conditional use of `defmt::unwrap!`
/// without introducing a `defmt` feature in the `embassy_macros` package,
/// which would require use of `-Z namespaced-features`.
pub fn must_spawn<F>(&self, token: SpawnToken<F>) -> () {
unwrap!(self.spawn(token));
}
/// Convert this Spawner to a SendSpawner. This allows you to send the /// Convert this Spawner to a SendSpawner. This allows you to send the
/// spawner to other threads, but the spawner loses the ability to spawn /// spawner to other threads, but the spawner loses the ability to spawn
/// non-Send tasks. /// non-Send tasks.