bjoernager/rust
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remove Copy impls from iterators

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This commit is contained in:
Jorge Aparicio 2015-01-23 10:54:32 -05:00
parent 9070345c0e
commit ed82b5a70e
5 changed files with 34 additions and 37 deletions
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7
src/libcore/str/mod.rs
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@ -18,6 +18,7 @@
use self::Searcher::{Naive, TwoWay, TwoWayLong};
use clone::Clone;
use cmp::{self, Eq};
use default::Default;
use error::Error;
@ -279,7 +280,7 @@ Section: Iterators
/// Iterator for the char (representing *Unicode Scalar Values*) of a string
///
/// Created with the method `.chars()`.
#[derive(Clone, Copy)]
#[derive(Clone)]
#[stable(feature = "rust1", since = "1.0.0")]
pub struct Chars<'a> {
iter: slice::Iter<'a, u8>
@ -1007,11 +1008,11 @@ fn run_utf8_validation_iterator(iter: &mut slice::Iter<u8>)
let whole = iter.as_slice();
loop {
// save the current thing we're pointing at.
let old = *iter;
let old = iter.clone();
// restore the iterator we had at the start of this codepoint.
macro_rules! err { () => {{
*iter = old;
*iter = old.clone();
return Err(Utf8Error::InvalidByte(whole.len() - iter.as_slice().len()))
}}}