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#![deny(
clippy::expect_used,
clippy::explicit_deref_methods,
clippy::option_if_let_else,
clippy::await_holding_lock,
clippy::cloned_instead_of_copied,
clippy::explicit_into_iter_loop,
clippy::flat_map_option,
clippy::fn_params_excessive_bools,
clippy::implicit_clone,
clippy::inefficient_to_string,
clippy::large_types_passed_by_value,
clippy::manual_ok_or,
clippy::map_flatten,
clippy::map_unwrap_or,
clippy::must_use_candidate,
clippy::needless_for_each,
clippy::needless_pass_by_value,
clippy::option_option,
clippy::redundant_else,
clippy::semicolon_if_nothing_returned,
clippy::too_many_lines,
clippy::trivially_copy_pass_by_ref,
clippy::unnested_or_patterns,
clippy::future_not_send,
clippy::useless_let_if_seq,
clippy::str_to_string,
clippy::inherent_to_string,
clippy::let_and_return,
clippy::string_to_string,
clippy::try_err,
clippy::unused_async,
clippy::missing_enforced_import_renames,
clippy::nonstandard_macro_braces,
clippy::rc_mutex,
clippy::unwrap_or_else_default,
clippy::manual_split_once,
clippy::derivable_impls,
clippy::needless_option_as_deref,
clippy::iter_not_returning_iterator,
clippy::same_name_method,
clippy::manual_assert,
clippy::non_send_fields_in_send_ty,
clippy::equatable_if_let,
bad_style,
clashing_extern_declarations,
dead_code,
deprecated,
explicit_outlives_requirements,
improper_ctypes,
invalid_value,
missing_copy_implementations,
missing_debug_implementations,
mutable_transmutes,
no_mangle_generic_items,
non_shorthand_field_patterns,
overflowing_literals,
path_statements,
patterns_in_fns_without_body,
private_in_public,
trivial_bounds,
trivial_casts,
trivial_numeric_casts,
type_alias_bounds,
unconditional_recursion,
unreachable_pub,
unsafe_code,
unstable_features,
unused,
unused_allocation,
unused_comparisons,
unused_import_braces,
unused_parens,
unused_qualifications,
while_true,
missing_docs
)]
#![doc = include_str!("../README.md")]
#![allow(clippy::needless_pass_by_value, unused)]
mod error;
mod flux;
pub use flux::*;
pub use error::Error;
use futures::{Stream, TryStream};
use wasmrs_runtime::ConditionallySafe;
pub trait Flux<I, E>: Stream<Item = Result<I, E>> + Unpin + ConditionallySafe {}
impl<I, E, T> Flux<I, E> for T
where
T: Stream<Item = Result<I, E>> + Unpin,
T: ConditionallySafe,
{
}
#[cfg(test)]
mod test {
use super::*;
use anyhow::Result;
use futures::{Stream, StreamExt};
#[tokio::test]
async fn test_basic() -> Result<()> {
async fn takes_any(mut stream: impl Flux<u32, u32>) -> Vec<u32> {
let mut acc = vec![];
while let Some(Ok(v)) = stream.next().await {
acc.push(v);
}
acc
}
let flux = FluxChannel::<u32, u32>::new();
flux.send(1)?;
flux.send(2)?;
flux.send(3)?;
flux.send(4)?;
flux.complete();
println!("waiting for flux results");
let results = takes_any(flux).await;
assert_eq!(results, vec![1, 2, 3, 4]);
let mono = Mono::<u32, u32>::from_future(async move { Ok(42) });
println!("waiting for mono results");
let results = takes_any(mono).await;
assert_eq!(results, vec![42]);
Ok(())
}
}