mirror of
https://github.com/AppFlowy-IO/AppFlowy.git
synced 2024-08-30 18:12:39 +00:00
33 lines
548 B
Rust
33 lines
548 B
Rust
use std::{
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future::Future,
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pin::Pin,
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task::{Context, Poll},
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};
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pub struct Ready<T> {
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val: Option<T>,
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}
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impl<T> Ready<T> {
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#[inline]
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pub fn into_inner(mut self) -> T {
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self.val.take().unwrap()
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}
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}
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impl<T> Unpin for Ready<T> {}
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impl<T> Future for Ready<T> {
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type Output = T;
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#[inline]
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fn poll(mut self: Pin<&mut Self>, _cx: &mut Context<'_>) -> Poll<T> {
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let val = self.val.take().expect("Ready polled after completion");
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Poll::Ready(val)
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}
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}
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pub fn ready<T>(val: T) -> Ready<T> {
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Ready { val: Some(val) }
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}
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