pull/266/head
Sunjay Varma 5 years ago
parent b878855bc3
commit d6f16b6a17

@ -33,7 +33,9 @@ pub trait Extend<A> {
fn stream_extend<'a, T: IntoStream<Item = A> + 'a>(
&'a mut self,
stream: T,
) -> Pin<Box<dyn Future<Output = ()> + 'a>> where A: 'a;
) -> Pin<Box<dyn Future<Output = ()> + 'a>>
where
A: 'a;
}
impl Extend<()> for () {

@ -1,5 +1,5 @@
use std::pin::Pin;
use std::borrow::Cow;
use std::pin::Pin;
use crate::prelude::*;
use crate::stream::{Extend, IntoStream};
@ -23,7 +23,10 @@ impl<'b> Extend<&'b char> for String {
fn stream_extend<'a, S: IntoStream<Item = &'b char> + 'a>(
&'a mut self,
stream: S,
) -> Pin<Box<dyn Future<Output = ()> + 'a>> where 'b: 'a {
) -> Pin<Box<dyn Future<Output = ()> + 'a>>
where
'b: 'a,
{
//TODO: Box::pin(stream.into_stream().copied())
unimplemented!()
}
@ -33,7 +36,10 @@ impl<'b> Extend<&'b str> for String {
fn stream_extend<'a, S: IntoStream<Item = &'b str> + 'a>(
&'a mut self,
stream: S,
) -> Pin<Box<dyn Future<Output = ()> + 'a>> where 'b: 'a {
) -> Pin<Box<dyn Future<Output = ()> + 'a>>
where
'b: 'a,
{
//TODO: This can just be: stream.into_stream().for_each(move |s| self.push_str(s))
Box::pin(stream.into_stream().fold((), move |(), s| self.push_str(s)))
}
@ -45,7 +51,11 @@ impl Extend<String> for String {
stream: S,
) -> Pin<Box<dyn Future<Output = ()> + 'a>> {
//TODO: This can just be: stream.into_stream().for_each(move |s| self.push_str(&s))
Box::pin(stream.into_stream().fold((), move |(), s| self.push_str(&s)))
Box::pin(
stream
.into_stream()
.fold((), move |(), s| self.push_str(&s)),
)
}
}
@ -53,8 +63,15 @@ impl<'b> Extend<Cow<'b, str>> for String {
fn stream_extend<'a, S: IntoStream<Item = Cow<'b, str>> + 'a>(
&'a mut self,
stream: S,
) -> Pin<Box<dyn Future<Output = ()> + 'a>> where 'b: 'a {
) -> Pin<Box<dyn Future<Output = ()> + 'a>>
where
'b: 'a,
{
//TODO: This can just be: stream.into_stream().for_each(move |s| self.push_str(&s))
Box::pin(stream.into_stream().fold((), move |(), s| self.push_str(&s)))
Box::pin(
stream
.into_stream()
.fold((), move |(), s| self.push_str(&s)),
)
}
}

@ -1,7 +1,7 @@
use std::pin::Pin;
use std::borrow::Cow;
use std::pin::Pin;
use crate::stream::{FromStream, IntoStream, Extend};
use crate::stream::{Extend, FromStream, IntoStream};
impl FromStream<char> for String {
#[inline]

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