c05676b97f
A helpful primitive for moving chunks of data around inside a slice. In particular, adding elements to the end of a Vec then moving them somewhere else, as a way to do efficient multiple-insert. (There's drain for efficient block-remove, but no easy way to block-insert.) Talk with another example: <https://youtu.be/qH6sSOr-yk8?t=560>
68 lines
1.5 KiB
Rust
68 lines
1.5 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![deny(warnings)]
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#![feature(box_syntax)]
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#![feature(char_escape_debug)]
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#![feature(const_fn)]
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#![feature(core_private_bignum)]
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#![feature(core_private_diy_float)]
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#![feature(dec2flt)]
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#![feature(decode_utf8)]
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#![feature(fixed_size_array)]
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#![feature(flt2dec)]
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#![feature(fmt_internals)]
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#![feature(iterator_step_by)]
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#![feature(i128_type)]
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#![feature(iter_rfind)]
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#![feature(libc)]
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#![feature(nonzero)]
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#![feature(rand)]
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#![feature(raw)]
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#![feature(sip_hash_13)]
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#![feature(slice_patterns)]
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#![feature(slice_rotate)]
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#![feature(sort_internals)]
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#![feature(sort_unstable)]
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#![feature(step_by)]
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#![feature(step_trait)]
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#![feature(test)]
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#![feature(try_from)]
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#![feature(unicode)]
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#![feature(unique)]
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extern crate core;
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extern crate test;
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extern crate libc;
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extern crate std_unicode;
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extern crate rand;
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mod any;
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mod array;
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mod atomic;
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mod cell;
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mod char;
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mod clone;
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mod cmp;
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mod fmt;
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mod hash;
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mod intrinsics;
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mod iter;
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mod mem;
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mod nonzero;
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mod num;
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mod ops;
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mod option;
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mod ptr;
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mod result;
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mod slice;
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mod str;
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mod tuple;
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