juniper/iron/headers/enum.Range.html

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2016-09-11 13:41:24 -05:00
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<h1 class='fqn'><span class='in-band'>Enum <a href='../index.html'>iron</a>::<wbr><a href='index.html'>headers</a>::<wbr><a class='enum' href=''>Range</a></span><span class='out-of-band'><span id='render-detail'>
<a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">
[<span class='inner'>&#x2212;</span>]
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</span><a id='src-3885' class='srclink' href='../../hyper/header/common/range/enum.Range.html?gotosrc=3885' title='goto source code'>[src]</a></span></h1>
<pre class='rust enum'>pub enum Range {
Bytes(<a class='struct' href='https://doc.rust-lang.org/nightly/collections/vec/struct.Vec.html' title='collections::vec::Vec'>Vec</a>&lt;<a class='enum' href='../../iron/headers/enum.ByteRangeSpec.html' title='iron::headers::ByteRangeSpec'>ByteRangeSpec</a>&gt;),
Unregistered(<a class='struct' href='https://doc.rust-lang.org/nightly/collections/string/struct.String.html' title='collections::string::String'>String</a>,&nbsp;<a class='struct' href='https://doc.rust-lang.org/nightly/collections/string/struct.String.html' title='collections::string::String'>String</a>),
}</pre><div class='docblock'><p><code>Range</code> header, defined in <a href="https://tools.ietf.org/html/rfc7233#section-3.1">RFC7233</a></p>
<p>The &quot;Range&quot; header field on a GET request modifies the method
semantics to request transfer of only one or more subranges of the
selected representation data, rather than the entire selected
representation data.</p>
<h1 id='abnf' class='section-header'><a href='#abnf'>ABNF</a></h1>
<pre><code class="language-plain">Range = byte-ranges-specifier / other-ranges-specifier
other-ranges-specifier = other-range-unit &quot;=&quot; other-range-set
other-range-set = 1*VCHAR
bytes-unit = &quot;bytes&quot;
byte-ranges-specifier = bytes-unit &quot;=&quot; byte-range-set
byte-range-set = 1#(byte-range-spec / suffix-byte-range-spec)
byte-range-spec = first-byte-pos &quot;-&quot; [last-byte-pos]
first-byte-pos = 1*DIGIT
last-byte-pos = 1*DIGIT
</code></pre>
<h1 id='example-values' class='section-header'><a href='#example-values'>Example values</a></h1>
<ul>
<li><code>bytes=1000-</code></li>
<li><code>bytes=-2000</code></li>
<li><code>bytes=0-1,30-40</code></li>
<li><code>bytes=0-10,20-90,-100</code></li>
<li><code>custom_unit=0-123</code></li>
<li><code>custom_unit=xxx-yyy</code></li>
</ul>
<h1 id='examples' class='section-header'><a href='#examples'>Examples</a></h1>
<pre class='rust rust-example-rendered'>
<span class='kw'>use</span> <span class='ident'>hyper</span>::<span class='ident'>header</span>::{<span class='ident'>Headers</span>, <span class='ident'>Range</span>, <span class='ident'>ByteRangeSpec</span>};
<span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>headers</span> <span class='op'>=</span> <span class='ident'>Headers</span>::<span class='ident'>new</span>();
<span class='ident'>headers</span>.<span class='ident'>set</span>(<span class='ident'>Range</span>::<span class='ident'>Bytes</span>(
<span class='macro'>vec</span><span class='macro'>!</span>[<span class='ident'>ByteRangeSpec</span>::<span class='ident'>FromTo</span>(<span class='number'>1</span>, <span class='number'>100</span>), <span class='ident'>ByteRangeSpec</span>::<span class='ident'>AllFrom</span>(<span class='number'>200</span>)]
));
<span class='ident'>headers</span>.<span class='ident'>clear</span>();
<span class='ident'>headers</span>.<span class='ident'>set</span>(<span class='ident'>Range</span>::<span class='ident'>Unregistered</span>(<span class='string'>&quot;letters&quot;</span>.<span class='ident'>to_owned</span>(), <span class='string'>&quot;a-f&quot;</span>.<span class='ident'>to_owned</span>()));</pre>
<pre class='rust rust-example-rendered'>
<span class='kw'>use</span> <span class='ident'>hyper</span>::<span class='ident'>header</span>::{<span class='ident'>Headers</span>, <span class='ident'>Range</span>};
<span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>headers</span> <span class='op'>=</span> <span class='ident'>Headers</span>::<span class='ident'>new</span>();
<span class='ident'>headers</span>.<span class='ident'>set</span>(<span class='ident'>Range</span>::<span class='ident'>bytes</span>(<span class='number'>1</span>, <span class='number'>100</span>));
<span class='ident'>headers</span>.<span class='ident'>clear</span>();
<span class='ident'>headers</span>.<span class='ident'>set</span>(<span class='ident'>Range</span>::<span class='ident'>bytes_multi</span>(<span class='macro'>vec</span><span class='macro'>!</span>[(<span class='number'>1</span>, <span class='number'>100</span>), (<span class='number'>200</span>, <span class='number'>300</span>)]));</pre>
</div><h2 class='variants'>Variants</h2>
<span id='variant.Bytes' class='variant'><code>Bytes(<a class='struct' href='https://doc.rust-lang.org/nightly/collections/vec/struct.Vec.html' title='collections::vec::Vec'>Vec</a>&lt;<a class='enum' href='../../iron/headers/enum.ByteRangeSpec.html' title='iron::headers::ByteRangeSpec'>ByteRangeSpec</a>&gt;)</code></span><div class='docblock'><p>Byte range</p>
</div><span id='variant.Unregistered' class='variant'><code>Unregistered(<a class='struct' href='https://doc.rust-lang.org/nightly/collections/string/struct.String.html' title='collections::string::String'>String</a>,&nbsp;<a class='struct' href='https://doc.rust-lang.org/nightly/collections/string/struct.String.html' title='collections::string::String'>String</a>)</code></span><div class='docblock'><p>Custom range, with unit not registered at IANA
(<code>other-range-unit</code>: String , <code>other-range-set</code>: String)</p>
</div><h2 id='methods'>Methods</h2><h3 class='impl'><span class='in-band'><code>impl <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='method.bytes' class='method'><code>fn <a href='#method.bytes' class='fnname'>bytes</a>(from: <a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.u64.html'>u64</a>, to: <a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.u64.html'>u64</a>) -&gt; <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></h4>
<div class='docblock'><p>Get the most common byte range header (&quot;bytes=from-to&quot;)</p>
</div><h4 id='method.bytes_multi' class='method'><code>fn <a href='#method.bytes_multi' class='fnname'>bytes_multi</a>(ranges: <a class='struct' href='https://doc.rust-lang.org/nightly/collections/vec/struct.Vec.html' title='collections::vec::Vec'>Vec</a>&lt;<a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.tuple.html'>(</a><a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.u64.html'>u64</a>, <a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.u64.html'>u64</a><a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.tuple.html'>)</a>&gt;) -&gt; <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></h4>
<div class='docblock'><p>Get byte range header with multiple subranges
(&quot;bytes=from1-to1,from2-to2,fromX-toX&quot;)</p>
</div></div><h2 id='implementations'>Trait Implementations</h2><h3 class='impl'><span class='in-band'><code>impl <a class='trait' href='https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html' title='core::fmt::Debug'>Debug</a> for <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='method.fmt' class='method'><code>fn <a href='https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&amp;self, __arg_0: &amp;mut <a class='struct' href='https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html' title='core::fmt::Formatter'>Formatter</a>) -&gt; <a class='enum' href='https://doc.rust-lang.org/nightly/core/result/enum.Result.html' title='core::result::Result'>Result</a>&lt;<a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.tuple.html'>()</a>,&nbsp;<a class='struct' href='https://doc.rust-lang.org/nightly/core/fmt/struct.Error.html' title='core::fmt::Error'>Error</a>&gt;</code></h4>
<div class='docblock'><p>Formats the value using the given formatter.</p>
</div></div><h3 class='impl'><span class='in-band'><code>impl <a class='trait' href='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html' title='core::clone::Clone'>Clone</a> for <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='method.clone' class='method'><code>fn <a href='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone' class='fnname'>clone</a>(&amp;self) -&gt; <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></h4>
<div class='docblock'><p>Returns a copy of the value. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
</div><h4 id='method.clone_from' class='method'><code>fn <a href='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from' class='fnname'>clone_from</a>(&amp;mut self, source: &amp;Self)</code><div class='since' title='Stable since Rust version 1.0.0'>1.0.0</div></h4>
<div class='docblock'><p>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
</div></div><h3 class='impl'><span class='in-band'><code>impl <a class='trait' href='https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html' title='core::cmp::PartialEq'>PartialEq</a>&lt;<a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a>&gt; for <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='method.eq' class='method'><code>fn <a href='https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&amp;self, __arg_0: &amp;<a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a>) -&gt; <a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.bool.html'>bool</a></code></h4>
<div class='docblock'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq">Read more</a></p>
</div><h4 id='method.ne' class='method'><code>fn <a href='https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&amp;self, __arg_0: &amp;<a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a>) -&gt; <a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.bool.html'>bool</a></code></h4>
<div class='docblock'><p>This method tests for <code>!=</code>.</p>
</div></div><h3 class='impl'><span class='in-band'><code>impl <a class='trait' href='https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html' title='core::fmt::Display'>Display</a> for <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='method.fmt-1' class='method'><code>fn <a href='https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html#tymethod.fmt' class='fnname'>fmt</a>(&amp;self, f: &amp;mut <a class='struct' href='https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html' title='core::fmt::Formatter'>Formatter</a>) -&gt; <a class='enum' href='https://doc.rust-lang.org/nightly/core/result/enum.Result.html' title='core::result::Result'>Result</a>&lt;<a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.tuple.html'>()</a>,&nbsp;<a class='struct' href='https://doc.rust-lang.org/nightly/core/fmt/struct.Error.html' title='core::fmt::Error'>Error</a>&gt;</code></h4>
<div class='docblock'><p>Formats the value using the given formatter.</p>
</div></div><h3 class='impl'><span class='in-band'><code>impl <a class='trait' href='https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html' title='core::str::FromStr'>FromStr</a> for <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='associatedtype.Err' class='type'><code>type <a href='https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html#associatedtype.Err' class='type'>Err</a> = <a class='enum' href='../../iron/error/enum.HttpError.html' title='iron::error::HttpError'>Error</a></code></h4>
<h4 id='method.from_str' class='method'><code>fn <a href='https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html#tymethod.from_str' class='fnname'>from_str</a>(s: &amp;<a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.str.html'>str</a>) -&gt; <a class='enum' href='https://doc.rust-lang.org/nightly/core/result/enum.Result.html' title='core::result::Result'>Result</a>&lt;<a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a>,&nbsp;<a class='enum' href='../../iron/error/enum.HttpError.html' title='iron::error::HttpError'>Error</a>&gt;</code></h4>
</div><h3 class='impl'><span class='in-band'><code>impl <a class='trait' href='../../iron/headers/trait.Header.html' title='iron::headers::Header'>Header</a> for <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='method.header_name' class='method'><code>fn <a href='../../iron/headers/trait.Header.html#tymethod.header_name' class='fnname'>header_name</a>() -&gt; &amp;'static <a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.str.html'>str</a></code></h4>
<div class='docblock'><p>Returns the name of the header field this belongs to. <a href="../../iron/headers/trait.Header.html#tymethod.header_name">Read more</a></p>
</div><h4 id='method.parse_header' class='method'><code>fn <a href='../../iron/headers/trait.Header.html#tymethod.parse_header' class='fnname'>parse_header</a>(raw: <a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.slice.html'>&amp;[</a><a class='struct' href='https://doc.rust-lang.org/nightly/collections/vec/struct.Vec.html' title='collections::vec::Vec'>Vec</a>&lt;<a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.u8.html'>u8</a>&gt;<a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.slice.html'>]</a>) -&gt; <a class='enum' href='https://doc.rust-lang.org/nightly/core/result/enum.Result.html' title='core::result::Result'>Result</a>&lt;<a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a>,&nbsp;<a class='enum' href='../../iron/error/enum.HttpError.html' title='iron::error::HttpError'>Error</a>&gt;</code></h4>
<div class='docblock'><p>Parse a header from a raw stream of bytes. <a href="../../iron/headers/trait.Header.html#tymethod.parse_header">Read more</a></p>
</div></div><h3 class='impl'><span class='in-band'><code>impl <a class='trait' href='../../iron/headers/trait.HeaderFormat.html' title='iron::headers::HeaderFormat'>HeaderFormat</a> for <a class='enum' href='../../iron/headers/enum.Range.html' title='iron::headers::Range'>Range</a></code></span><span class='out-of-band'></span></h3>
<div class='impl-items'><h4 id='method.fmt_header' class='method'><code>fn <a href='../../iron/headers/trait.HeaderFormat.html#tymethod.fmt_header' class='fnname'>fmt_header</a>(&amp;self, f: &amp;mut <a class='struct' href='https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html' title='core::fmt::Formatter'>Formatter</a>) -&gt; <a class='enum' href='https://doc.rust-lang.org/nightly/core/result/enum.Result.html' title='core::result::Result'>Result</a>&lt;<a class='primitive' href='https://doc.rust-lang.org/nightly/std/primitive.tuple.html'>()</a>,&nbsp;<a class='struct' href='https://doc.rust-lang.org/nightly/core/fmt/struct.Error.html' title='core::fmt::Error'>Error</a>&gt;</code></h4>
<div class='docblock'><p>Format a header to be output into a TcpStream. <a href="../../iron/headers/trait.HeaderFormat.html#tymethod.fmt_header">Read more</a></p>
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