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36 lines
887 B
Rust
36 lines
887 B
Rust
use crate::stream::Stream;
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/// Conversion into a `Stream`.
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///
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/// By implementing `IntoIterator` for a type, you define how it will be
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/// converted to an iterator. This is common for types which describe a
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/// collection of some kind.
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///
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/// [`from_stream`]: #tymethod.from_stream
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/// [`Stream`]: trait.Stream.html
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/// [`collect`]: trait.Stream.html#method.collect
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///
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/// See also: [`FromStream`].
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///
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/// [`FromStream`]: trait.FromStream.html
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pub trait IntoStream {
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/// The type of the elements being iterated over.
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type Item;
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/// Which kind of stream are we turning this into?
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type IntoStream: Stream<Item = Self::Item>;
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/// Creates a stream from a value.
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fn into_stream(self) -> Self::IntoStream;
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}
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impl<I: Stream> IntoStream for I {
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type Item = I::Item;
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type IntoStream = I;
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#[inline]
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fn into_stream(self) -> I {
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self
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}
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}
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