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</pre><pre class="rust ">
<span class="comment">// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT</span>
<span class="comment">// file at the top-level directory of this distribution and at</span>
<span class="comment">// http://rust-lang.org/COPYRIGHT.</span>
<span class="comment">//</span>
<span class="comment">// Licensed under the Apache License, Version 2.0 &lt;LICENSE-APACHE or</span>
<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0&gt; or the MIT license</span>
<span class="comment">// &lt;LICENSE-MIT or http://opensource.org/licenses/MIT&gt;, at your</span>
<span class="comment">// option. This file may not be copied, modified, or distributed</span>
<span class="comment">// except according to those terms.</span>

<span class="doccomment">//! # The Unicode Library</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! Unicode-intensive functions for `char` and `str` types.</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! This crate provides a collection of Unicode-related functionality,</span>
<span class="doccomment">//! including decompositions, conversions, etc., and provides traits</span>
<span class="doccomment">//! implementing these functions for the `char` and `str` types.</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! The functionality included here is only that which is necessary to</span>
<span class="doccomment">//! provide for basic string-related manipulations. This crate does not</span>
<span class="doccomment">//! (yet) aim to provide a full set of Unicode tables.</span>

<span class="attribute">#<span class="op">!</span>[<span class="ident">crate_name</span> <span class="op">=</span> <span class="string">&quot;std_unicode&quot;</span>]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">unstable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">&quot;unicode&quot;</span>, <span class="ident">issue</span> <span class="op">=</span> <span class="string">&quot;27783&quot;</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">crate_type</span> <span class="op">=</span> <span class="string">&quot;rlib&quot;</span>]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">doc</span>(<span class="ident">html_logo_url</span> <span class="op">=</span> <span class="string">&quot;https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png&quot;</span>,
       <span class="ident">html_favicon_url</span> <span class="op">=</span> <span class="string">&quot;https://doc.rust-lang.org/favicon.ico&quot;</span>,
       <span class="ident">html_root_url</span> <span class="op">=</span> <span class="string">&quot;https://doc.rust-lang.org/nightly/&quot;</span>,
       <span class="ident">html_playground_url</span> <span class="op">=</span> <span class="string">&quot;https://play.rust-lang.org/&quot;</span>,
       <span class="ident">issue_tracker_base_url</span> <span class="op">=</span> <span class="string">&quot;https://github.com/rust-lang/rust/issues/&quot;</span>,
       <span class="ident">test</span>(<span class="ident">no_crate_inject</span>, <span class="ident">attr</span>(<span class="ident">allow</span>(<span class="ident">unused_variables</span>), <span class="ident">deny</span>(<span class="ident">warnings</span>))))]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">deny</span>(<span class="ident">warnings</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">no_std</span>]</span>

<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">char_escape_debug</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">core_char_ext</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">decode_utf8</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">fused</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">fn_traits</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">lang_items</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">staged_api</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">try_from</span>)]</span>
<span class="attribute">#<span class="op">!</span>[<span class="ident">feature</span>(<span class="ident">unboxed_closures</span>)]</span>

<span class="kw">mod</span> <span class="ident">tables</span>;
<span class="kw">mod</span> <span class="ident">u_str</span>;
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">char</span>;

<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">deprecated</span>)]</span>
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">str</span> {
    <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">u_str</span>::{<span class="ident">SplitWhitespace</span>, <span class="ident">UnicodeStr</span>};
    <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">u_str</span>::<span class="ident">Utf16Encoder</span>;
}

<span class="comment">// For use in libcollections, not re-exported in libstd.</span>
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">derived_property</span> {
    <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">tables</span>::<span class="ident">derived_property</span>::{<span class="ident">Case_Ignorable</span>, <span class="ident">Cased</span>};
}

<span class="comment">// For use in libsyntax</span>
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">property</span> {
    <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">tables</span>::<span class="ident">property</span>::<span class="ident">Pattern_White_Space</span>;
}
</pre>
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