| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/mime-0.3.17/src/parse.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>parse.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../normalize.css"><link rel="stylesheet" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../ayu.css" disabled><link rel="stylesheet" href="../../dark.css" disabled><link rel="stylesheet" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script defer src="../../source-script.js"></script><script defer src="../../source-files.js"></script><script defer src="../../main.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../mime/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../mime/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="attribute">#[allow(unused, deprecated)] |
| </span><span class="kw">use </span>std::ascii::AsciiExt; |
| <span class="kw">use </span>std::error::Error; |
| <span class="kw">use </span>std::fmt; |
| <span class="kw">use </span>std::iter::Enumerate; |
| <span class="kw">use </span>std::str::Bytes; |
| |
| <span class="kw">use super</span>::{Mime, MimeIter, Source, ParamSource, Indexed, CHARSET, UTF_8}; |
| |
| <span class="attribute">#[derive(Debug)] |
| </span><span class="kw">pub enum </span>ParseError { |
| MissingSlash, |
| MissingEqual, |
| MissingQuote, |
| InvalidToken { |
| pos: usize, |
| byte: u8, |
| }, |
| } |
| |
| <span class="kw">impl </span>ParseError { |
| <span class="kw">fn </span>s(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>str { |
| <span class="kw">use </span><span class="self">self</span>::ParseError::<span class="kw-2">*</span>; |
| |
| <span class="kw">match </span><span class="kw-2">*</span><span class="self">self </span>{ |
| MissingSlash => <span class="string">"a slash (/) was missing between the type and subtype"</span>, |
| MissingEqual => <span class="string">"an equals sign (=) was missing between a parameter and its value"</span>, |
| MissingQuote => <span class="string">"a quote (\") was missing from a parameter value"</span>, |
| InvalidToken { .. } => <span class="string">"an invalid token was encountered"</span>, |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>ParseError { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter) -> fmt::Result { |
| <span class="kw">if let </span>ParseError::InvalidToken { pos, byte } = <span class="kw-2">*</span><span class="self">self </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{}, {:X} at position {}"</span>, <span class="self">self</span>.s(), byte, pos) |
| } <span class="kw">else </span>{ |
| f.write_str(<span class="self">self</span>.s()) |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>Error <span class="kw">for </span>ParseError { |
| <span class="comment">// Minimum Rust is 1.15, Error::description was still required then |
| </span><span class="attribute">#[allow(deprecated)] |
| </span><span class="kw">fn </span>description(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>str { |
| <span class="self">self</span>.s() |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>> MimeIter<<span class="lifetime">'a</span>> { |
| <span class="doccomment">/// A new iterator over mimes or media types |
| </span><span class="kw">pub fn </span>new(s: <span class="kw-2">&</span><span class="lifetime">'a </span>str) -> <span class="self">Self </span>{ |
| <span class="self">Self </span>{ |
| pos: <span class="number">0</span>, |
| source: s, |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>> Iterator <span class="kw">for </span>MimeIter<<span class="lifetime">'a</span>> { |
| <span class="kw">type </span>Item = <span class="prelude-ty">Result</span><Mime, <span class="kw-2">&</span><span class="lifetime">'a </span>str>; |
| |
| <span class="kw">fn </span>next(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Option</span><<span class="self">Self</span>::Item> { |
| <span class="kw">let </span>start = <span class="self">self</span>.pos; |
| <span class="kw">let </span>len = <span class="self">self</span>.source.bytes().len(); |
| |
| <span class="kw">if </span>start >= len { |
| <span class="kw">return </span><span class="prelude-val">None |
| </span>} |
| |
| <span class="comment">// Try parsing the whole remaining slice, until the end |
| </span><span class="kw">match </span>parse(<span class="kw-2">&</span><span class="self">self</span>.source[start ..len]) { |
| <span class="prelude-val">Ok</span>(value) => { |
| <span class="self">self</span>.pos = len; |
| <span class="prelude-val">Some</span>(<span class="prelude-val">Ok</span>(value)) |
| } |
| <span class="prelude-val">Err</span>(ParseError::InvalidToken { pos, .. }) => { |
| <span class="comment">// The first token is immediately found to be wrong by `parse`. Skip it |
| </span><span class="kw">if </span>pos == <span class="number">0 </span>{ |
| <span class="self">self</span>.pos += <span class="number">1</span>; |
| <span class="kw">return </span><span class="self">self</span>.next() |
| } |
| <span class="kw">let </span>slice = <span class="kw-2">&</span><span class="self">self</span>.source[start .. start + pos]; |
| <span class="comment">// Try parsing the longest slice (until the first invalid token) |
| </span><span class="kw">return match </span>parse(slice) { |
| <span class="prelude-val">Ok</span>(mime) => { |
| <span class="self">self</span>.pos = start + pos + <span class="number">1</span>; |
| <span class="prelude-val">Some</span>(<span class="prelude-val">Ok</span>(mime)) |
| } |
| <span class="prelude-val">Err</span>(<span class="kw">_</span>) => { |
| <span class="kw">if </span>start + pos < len { |
| <span class="comment">// Skip this invalid slice, |
| // try parsing the remaining slice in the next iteration |
| </span><span class="self">self</span>.pos = start + pos; |
| <span class="prelude-val">Some</span>(<span class="prelude-val">Err</span>(slice)) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>} |
| } |
| } |
| } |
| <span class="comment">// Do not process any other error condition: the slice is malformed and |
| // no character is found to be invalid: a character is missing |
| </span><span class="prelude-val">Err</span>(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| } |
| } |
| } |
| |
| <span class="kw">pub fn </span>parse(s: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><Mime, ParseError> { |
| <span class="kw">if </span>s == <span class="string">"*/*" </span>{ |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(::STAR_STAR); |
| } |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = s.bytes().enumerate(); |
| <span class="comment">// toplevel |
| </span><span class="kw">let </span><span class="kw-2">mut </span>start; |
| <span class="kw">let </span>slash; |
| <span class="kw">loop </span>{ |
| <span class="kw">match </span>iter.next() { |
| <span class="prelude-val">Some</span>((<span class="kw">_</span>, c)) <span class="kw">if </span>is_token(c) => (), |
| <span class="prelude-val">Some</span>((i, <span class="string">b'/'</span>)) <span class="kw">if </span>i > <span class="number">0 </span>=> { |
| slash = i; |
| start = i + <span class="number">1</span>; |
| <span class="kw">break</span>; |
| }, |
| <span class="prelude-val">None </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::MissingSlash), <span class="comment">// EOF and no toplevel is no Mime |
| </span><span class="prelude-val">Some</span>((pos, byte)) => <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::InvalidToken { |
| pos: pos, |
| byte: byte, |
| }) |
| }; |
| |
| } |
| |
| <span class="comment">// sublevel |
| </span><span class="kw">let </span><span class="kw-2">mut </span>plus = <span class="prelude-val">None</span>; |
| <span class="kw">loop </span>{ |
| <span class="kw">match </span>iter.next() { |
| <span class="prelude-val">Some</span>((i, <span class="string">b'+'</span>)) <span class="kw">if </span>i > start => { |
| plus = <span class="prelude-val">Some</span>(i); |
| }, |
| <span class="prelude-val">Some</span>((i, <span class="string">b';'</span>)) <span class="kw">if </span>i > start => { |
| start = i; |
| <span class="kw">break</span>; |
| }, |
| <span class="prelude-val">Some</span>((<span class="kw">_</span>, c)) <span class="kw">if </span>is_token(c) => (), |
| <span class="prelude-val">None </span>=> { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(Mime { |
| source: Source::Dynamic(s.to_ascii_lowercase()), |
| slash: slash, |
| plus: plus, |
| params: ParamSource::None, |
| }); |
| }, |
| <span class="prelude-val">Some</span>((pos, byte)) => <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::InvalidToken { |
| pos: pos, |
| byte: byte, |
| }) |
| }; |
| } |
| |
| <span class="comment">// params |
| </span><span class="kw">let </span>params = params_from_str(s, <span class="kw-2">&mut </span>iter, start)<span class="question-mark">?</span>; |
| |
| <span class="kw">let </span>src = <span class="kw">match </span>params { |
| ParamSource::Utf8(<span class="kw">_</span>) => s.to_ascii_lowercase(), |
| ParamSource::Custom(semicolon, <span class="kw-2">ref </span>indices) => lower_ascii_with_params(s, semicolon, indices), |
| ParamSource::None => { |
| <span class="comment">// Chop off the empty list |
| </span>s[..start].to_ascii_lowercase() |
| } |
| }; |
| |
| <span class="prelude-val">Ok</span>(Mime { |
| source: Source::Dynamic(src), |
| slash: slash, |
| plus: plus, |
| params: params, |
| }) |
| } |
| |
| |
| <span class="kw">fn </span>params_from_str(s: <span class="kw-2">&</span>str, iter: <span class="kw-2">&mut </span>Enumerate<Bytes>, <span class="kw-2">mut </span>start: usize) -> <span class="prelude-ty">Result</span><ParamSource, ParseError> { |
| <span class="kw">let </span>semicolon = start; |
| start += <span class="number">1</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>params = ParamSource::None; |
| <span class="lifetime">'params</span>: <span class="kw">while </span>start < s.len() { |
| <span class="kw">let </span>name; |
| <span class="comment">// name |
| </span><span class="lifetime">'name</span>: <span class="kw">loop </span>{ |
| <span class="kw">match </span>iter.next() { |
| <span class="prelude-val">Some</span>((i, <span class="string">b' '</span>)) <span class="kw">if </span>i == start => { |
| start = i + <span class="number">1</span>; |
| <span class="kw">continue </span><span class="lifetime">'params</span>; |
| }, |
| <span class="prelude-val">Some</span>((<span class="kw">_</span>, c)) <span class="kw">if </span>is_token(c) => (), |
| <span class="prelude-val">Some</span>((i, <span class="string">b'='</span>)) <span class="kw">if </span>i > start => { |
| name = Indexed(start, i); |
| start = i + <span class="number">1</span>; |
| <span class="kw">break </span><span class="lifetime">'name</span>; |
| }, |
| <span class="prelude-val">None </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::MissingEqual), |
| <span class="prelude-val">Some</span>((pos, byte)) => <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::InvalidToken { |
| pos: pos, |
| byte: byte, |
| }), |
| } |
| } |
| |
| <span class="kw">let </span>value; |
| <span class="comment">// values must be restrict-name-char or "anything goes" |
| </span><span class="kw">let </span><span class="kw-2">mut </span>is_quoted = <span class="bool-val">false</span>; |
| |
| <span class="lifetime">'value</span>: <span class="kw">loop </span>{ |
| <span class="kw">if </span>is_quoted { |
| <span class="kw">match </span>iter.next() { |
| <span class="prelude-val">Some</span>((i, <span class="string">b'"'</span>)) <span class="kw">if </span>i > start => { |
| value = Indexed(start, i); |
| <span class="kw">break </span><span class="lifetime">'value</span>; |
| }, |
| <span class="prelude-val">Some</span>((<span class="kw">_</span>, c)) <span class="kw">if </span>is_restricted_quoted_char(c) => (), |
| <span class="prelude-val">None </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::MissingQuote), |
| <span class="prelude-val">Some</span>((pos, byte)) => <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::InvalidToken { |
| pos: pos, |
| byte: byte, |
| }), |
| } |
| } <span class="kw">else </span>{ |
| <span class="kw">match </span>iter.next() { |
| <span class="prelude-val">Some</span>((i, <span class="string">b'"'</span>)) <span class="kw">if </span>i == start => { |
| is_quoted = <span class="bool-val">true</span>; |
| start = i + <span class="number">1</span>; |
| }, |
| <span class="prelude-val">Some</span>((<span class="kw">_</span>, c)) <span class="kw">if </span>is_token(c) => (), |
| <span class="prelude-val">Some</span>((i, <span class="string">b';'</span>)) <span class="kw">if </span>i > start => { |
| value = Indexed(start, i); |
| start = i + <span class="number">1</span>; |
| <span class="kw">break </span><span class="lifetime">'value</span>; |
| } |
| <span class="prelude-val">None </span>=> { |
| value = Indexed(start, s.len()); |
| start = s.len(); |
| <span class="kw">break </span><span class="lifetime">'value</span>; |
| }, |
| |
| <span class="prelude-val">Some</span>((pos, byte)) => <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::InvalidToken { |
| pos: pos, |
| byte: byte, |
| }), |
| } |
| } |
| } |
| |
| <span class="kw">if </span>is_quoted { |
| <span class="lifetime">'ws</span>: <span class="kw">loop </span>{ |
| <span class="kw">match </span>iter.next() { |
| <span class="prelude-val">Some</span>((i, <span class="string">b';'</span>)) => { |
| <span class="comment">// next param |
| </span>start = i + <span class="number">1</span>; |
| <span class="kw">break </span><span class="lifetime">'ws</span>; |
| }, |
| <span class="prelude-val">Some</span>((<span class="kw">_</span>, <span class="string">b' '</span>)) => { |
| <span class="comment">// skip whitespace |
| </span>}, |
| <span class="prelude-val">None </span>=> { |
| <span class="comment">// eof |
| </span>start = s.len(); |
| <span class="kw">break </span><span class="lifetime">'ws</span>; |
| }, |
| <span class="prelude-val">Some</span>((pos, byte)) => <span class="kw">return </span><span class="prelude-val">Err</span>(ParseError::InvalidToken { |
| pos: pos, |
| byte: byte, |
| }), |
| } |
| } |
| } |
| |
| <span class="kw">match </span>params { |
| ParamSource::Utf8(i) => { |
| <span class="kw">let </span>i = i + <span class="number">2</span>; |
| <span class="kw">let </span>charset = Indexed(i, <span class="string">"charset"</span>.len() + i); |
| <span class="kw">let </span>utf8 = Indexed(charset.<span class="number">1 </span>+ <span class="number">1</span>, charset.<span class="number">1 </span>+ <span class="string">"utf-8"</span>.len() + <span class="number">1</span>); |
| params = ParamSource::Custom(semicolon, <span class="macro">vec!</span>[ |
| (charset, utf8), |
| (name, value), |
| ]); |
| }, |
| ParamSource::Custom(<span class="kw">_</span>, <span class="kw-2">ref mut </span>vec) => { |
| vec.push((name, value)); |
| }, |
| ParamSource::None => { |
| <span class="kw">if </span>semicolon + <span class="number">2 </span>== name.<span class="number">0 </span>&& CHARSET == <span class="kw-2">&</span>s[name.<span class="number">0</span>..name.<span class="number">1</span>] { |
| <span class="kw">if </span>UTF_8 == <span class="kw-2">&</span>s[value.<span class="number">0</span>..value.<span class="number">1</span>] { |
| params = ParamSource::Utf8(semicolon); |
| <span class="kw">continue </span><span class="lifetime">'params</span>; |
| } |
| } |
| params = ParamSource::Custom(semicolon, <span class="macro">vec!</span>[(name, value)]); |
| }, |
| } |
| } |
| <span class="prelude-val">Ok</span>(params) |
| } |
| |
| <span class="kw">fn </span>lower_ascii_with_params(s: <span class="kw-2">&</span>str, semi: usize, params: <span class="kw-2">&</span>[(Indexed, Indexed)]) -> String { |
| <span class="kw">let </span><span class="kw-2">mut </span>owned = s.to_owned(); |
| owned[..semi].make_ascii_lowercase(); |
| |
| <span class="kw">for </span><span class="kw-2">&</span>(<span class="kw-2">ref </span>name, <span class="kw-2">ref </span>value) <span class="kw">in </span>params { |
| owned[name.<span class="number">0</span>..name.<span class="number">1</span>].make_ascii_lowercase(); |
| <span class="comment">// Since we just converted this part of the string to lowercase, |
| // we can skip the `Name == &str` unicase check and do a faster |
| // memcmp instead. |
| </span><span class="kw">if </span><span class="kw-2">&</span>owned[name.<span class="number">0</span>..name.<span class="number">1</span>] == CHARSET.source { |
| owned[value.<span class="number">0</span>..value.<span class="number">1</span>].make_ascii_lowercase(); |
| } |
| } |
| |
| owned |
| } |
| |
| <span class="comment">// From [RFC6838](http://tools.ietf.org/html/rfc6838#section-4.2): |
| // |
| // > All registered media types MUST be assigned top-level type and |
| // > subtype names. The combination of these names serves to uniquely |
| // > identify the media type, and the subtype name facet (or the absence |
| // > of one) identifies the registration tree. Both top-level type and |
| // > subtype names are case-insensitive. |
| // > |
| // > Type and subtype names MUST conform to the following ABNF: |
| // > |
| // > type-name = restricted-name |
| // > subtype-name = restricted-name |
| // > |
| // > restricted-name = restricted-name-first *126restricted-name-chars |
| // > restricted-name-first = ALPHA / DIGIT |
| // > restricted-name-chars = ALPHA / DIGIT / "!" / "#" / |
| // > "$" / "&" / "-" / "^" / "_" |
| // > restricted-name-chars =/ "." ; Characters before first dot always |
| // > ; specify a facet name |
| // > restricted-name-chars =/ "+" ; Characters after last plus always |
| // > ; specify a structured syntax suffix |
| |
| // However, [HTTP](https://tools.ietf.org/html/rfc7231#section-3.1.1.1): |
| // |
| // > media-type = type "/" subtype *( OWS ";" OWS parameter ) |
| // > type = token |
| // > subtype = token |
| // > parameter = token "=" ( token / quoted-string ) |
| // |
| // Where token is defined as: |
| // |
| // > token = 1*tchar |
| // > tchar = "!" / "#" / "$" / "%" / "&" / "'" / "*" / "+" / "-" / "." / |
| // > "^" / "_" / "`" / "|" / "~" / DIGIT / ALPHA |
| // |
| // So, clearly, ¯\_(Ä_/¯ |
| |
| </span><span class="macro">macro_rules! </span>byte_map { |
| ($(<span class="macro-nonterminal">$flag</span>:expr,)<span class="kw-2">*</span>) => ([ |
| $(<span class="macro-nonterminal">$flag </span>!= <span class="number">0</span>,)* |
| ]) |
| } |
| |
| <span class="kw">static </span>TOKEN_MAP: [bool; <span class="number">256</span>] = <span class="macro">byte_map!</span>[ |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, |
| <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, |
| <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, |
| <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, |
| <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, |
| ]; |
| |
| <span class="kw">fn </span>is_token(c: u8) -> bool { |
| TOKEN_MAP[c <span class="kw">as </span>usize] |
| } |
| |
| <span class="kw">fn </span>is_restricted_quoted_char(c: u8) -> bool { |
| c > <span class="number">31 </span>&& c != <span class="number">127 |
| </span>} |
| |
| <span class="attribute">#[test] |
| #[allow(warnings)] </span><span class="comment">// ... ranges deprecated |
| </span><span class="kw">fn </span>test_lookup_tables() { |
| <span class="kw">for </span>(i, <span class="kw-2">&</span>valid) <span class="kw">in </span>TOKEN_MAP.iter().enumerate() { |
| <span class="kw">let </span>i = i <span class="kw">as </span>u8; |
| <span class="kw">let </span>should = <span class="kw">match </span>i { |
| <span class="string">b'a'</span>...<span class="string">b'z' </span>| |
| <span class="string">b'A'</span>...<span class="string">b'Z' </span>| |
| <span class="string">b'0'</span>...<span class="string">b'9' </span>| |
| <span class="string">b'!' </span>| |
| <span class="string">b'#' </span>| |
| <span class="string">b'$' </span>| |
| <span class="string">b'%' </span>| |
| <span class="string">b'&' </span>| |
| <span class="string">b'\'' </span>| |
| <span class="string">b'*' </span>| |
| <span class="string">b'+' </span>| |
| <span class="string">b'-' </span>| |
| <span class="string">b'.' </span>| |
| <span class="string">b'^' </span>| |
| <span class="string">b'_' </span>| |
| <span class="string">b'`' </span>| |
| <span class="string">b'|' </span>| |
| <span class="string">b'~' </span>=> <span class="bool-val">true</span>, |
| <span class="kw">_ </span>=> <span class="bool-val">false |
| </span>}; |
| <span class="macro">assert_eq!</span>(valid, should, <span class="string">"{:?} ({}) should be {}"</span>, i <span class="kw">as </span>char, i, should); |
| } |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_iterator() { |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = MimeIter::new(<span class="string">"application/json, application/json"</span>); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap(), parse(<span class="string">"application/json"</span>).unwrap()); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap(), parse(<span class="string">"application/json"</span>).unwrap()); |
| <span class="macro">assert_eq!</span>(iter.next(), <span class="prelude-val">None</span>); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = MimeIter::new(<span class="string">"application/json"</span>); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap(), parse(<span class="string">"application/json"</span>).unwrap()); |
| <span class="macro">assert_eq!</span>(iter.next(), <span class="prelude-val">None</span>); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = MimeIter::new(<span class="string">"application/json; "</span>); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap(), parse(<span class="string">"application/json"</span>).unwrap()); |
| <span class="macro">assert_eq!</span>(iter.next(), <span class="prelude-val">None</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_iterator_invalid() { |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = MimeIter::new(<span class="string">"application/json, invalid, application/json"</span>); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap(), parse(<span class="string">"application/json"</span>).unwrap()); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap_err(), <span class="string">"invalid"</span>); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap(), parse(<span class="string">"application/json"</span>).unwrap()); |
| <span class="macro">assert_eq!</span>(iter.next(), <span class="prelude-val">None</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_iterator_all_invalid() { |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = MimeIter::new(<span class="string">"application/json, text/html"</span>); |
| <span class="macro">assert_eq!</span>(iter.next().unwrap().unwrap_err(), <span class="string">"application/json"</span>); |
| <span class="macro">assert_eq!</span>(iter.next(), <span class="prelude-val">None</span>); |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="mime" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |