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remove some unneeded imports

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KaDiWa
2022-08-09 02:14:43 +02:00
committed by kadiwa
parent 661b33f524
commit ad2b34d0e3
55 changed files with 64 additions and 135 deletions
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6
library/proc_macro/src/lib.rs
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@@ -47,7 +47,7 @@ use std::cmp::Ordering;
use std::ops::RangeBounds;
use std::path::PathBuf;
use std::str::FromStr;
use std::{error, fmt, iter};
use std::{error, fmt};
/// Determines whether proc_macro has been made accessible to the currently
/// running program.
@@ -310,7 +310,7 @@ impl ConcatStreamsHelper {
/// Collects a number of token trees into a single stream.
#[stable(feature = "proc_macro_lib2", since = "1.29.0")]
impl iter::FromIterator<TokenTree> for TokenStream {
impl FromIterator<TokenTree> for TokenStream {
fn from_iter<I: IntoIterator<Item = TokenTree>>(trees: I) -> Self {
let iter = trees.into_iter();
let mut builder = ConcatTreesHelper::new(iter.size_hint().0);
@@ -322,7 +322,7 @@ impl iter::FromIterator<TokenTree> for TokenStream {
/// A "flattening" operation on token streams, collects token trees
/// from multiple token streams into a single stream.
#[stable(feature = "proc_macro_lib", since = "1.15.0")]
impl iter::FromIterator<TokenStream> for TokenStream {
impl FromIterator<TokenStream> for TokenStream {
fn from_iter<I: IntoIterator<Item = TokenStream>>(streams: I) -> Self {
let iter = streams.into_iter();
let mut builder = ConcatStreamsHelper::new(iter.size_hint().0);