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24 lines
611 B
Rust
24 lines
611 B
Rust
use std::collections::BTreeMap;
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use std::pin::Pin;
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use crate::prelude::*;
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use crate::stream::{self, FromStream, IntoStream};
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impl<K: Ord + Send, V: Send> FromStream<(K, V)> for BTreeMap<K, V> {
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#[inline]
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fn from_stream<'a, S: IntoStream<Item = (K, V)> + 'a>(
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stream: S,
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) -> Pin<Box<dyn Future<Output = Self> + 'a + Send>>
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where
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<S as IntoStream>::IntoStream: Send,
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{
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let stream = stream.into_stream();
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Box::pin(async move {
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let mut out = BTreeMap::new();
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stream::extend(&mut out, stream).await;
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out
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})
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}
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}
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