| <!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/url-2.3.1/src/quirks.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>quirks.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="../../url/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="../../url/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="comment">// Copyright 2016 The rust-url developers. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| </span><span class="doccomment">//! Getters and setters for URL components implemented per https://url.spec.whatwg.org/#api |
| //! |
| //! Unless you need to be interoperable with web browsers, |
| //! you probably want to use `Url` method instead. |
| |
| </span><span class="kw">use </span><span class="kw">crate</span>::parser::{default_port, Context, Input, Parser, SchemeType}; |
| <span class="kw">use crate</span>::{Host, ParseError, Position, Url}; |
| |
| <span class="doccomment">/// Internal components / offsets of a URL. |
| /// |
| /// https://user@pass:example.com:1234/foo/bar?baz#quux |
| /// | | | | ^^^^| | | |
| /// | | | | | | | `----- fragment_start |
| /// | | | | | | `--------- query_start |
| /// | | | | | `----------------- path_start |
| /// | | | | `--------------------- port |
| /// | | | `----------------------- host_end |
| /// | | `---------------------------------- host_start |
| /// | `--------------------------------------- username_end |
| /// `---------------------------------------------- scheme_end |
| </span><span class="attribute">#[derive(Copy, Clone)] |
| #[cfg(feature = <span class="string">"expose_internals"</span>)] |
| </span><span class="kw">pub struct </span>InternalComponents { |
| <span class="kw">pub </span>scheme_end: u32, |
| <span class="kw">pub </span>username_end: u32, |
| <span class="kw">pub </span>host_start: u32, |
| <span class="kw">pub </span>host_end: u32, |
| <span class="kw">pub </span>port: <span class="prelude-ty">Option</span><u16>, |
| <span class="kw">pub </span>path_start: u32, |
| <span class="kw">pub </span>query_start: <span class="prelude-ty">Option</span><u32>, |
| <span class="kw">pub </span>fragment_start: <span class="prelude-ty">Option</span><u32>, |
| } |
| |
| <span class="doccomment">/// Internal component / parsed offsets of the URL. |
| /// |
| /// This can be useful for implementing efficient serialization |
| /// for the URL. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"expose_internals"</span>)] |
| </span><span class="kw">pub fn </span>internal_components(url: <span class="kw-2">&</span>Url) -> InternalComponents { |
| InternalComponents { |
| scheme_end: url.scheme_end, |
| username_end: url.username_end, |
| host_start: url.host_start, |
| host_end: url.host_end, |
| port: url.port, |
| path_start: url.path_start, |
| query_start: url.query_start, |
| fragment_start: url.fragment_start, |
| } |
| } |
| |
| <span class="doccomment">/// https://url.spec.whatwg.org/#dom-url-domaintoascii |
| </span><span class="kw">pub fn </span>domain_to_ascii(domain: <span class="kw-2">&</span>str) -> String { |
| <span class="kw">match </span>Host::parse(domain) { |
| <span class="prelude-val">Ok</span>(Host::Domain(domain)) => domain, |
| <span class="kw">_ </span>=> String::new(), |
| } |
| } |
| |
| <span class="doccomment">/// https://url.spec.whatwg.org/#dom-url-domaintounicode |
| </span><span class="kw">pub fn </span>domain_to_unicode(domain: <span class="kw-2">&</span>str) -> String { |
| <span class="kw">match </span>Host::parse(domain) { |
| <span class="prelude-val">Ok</span>(Host::Domain(<span class="kw-2">ref </span>domain)) => { |
| <span class="kw">let </span>(unicode, _errors) = idna::domain_to_unicode(domain); |
| unicode |
| } |
| <span class="kw">_ </span>=> String::new(), |
| } |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-href |
| </span><span class="kw">pub fn </span>href(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| url.as_str() |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-href |
| </span><span class="kw">pub fn </span>set_href(url: <span class="kw-2">&mut </span>Url, value: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><(), ParseError> { |
| <span class="kw-2">*</span>url = Url::parse(value)<span class="question-mark">?</span>; |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-origin |
| </span><span class="kw">pub fn </span>origin(url: <span class="kw-2">&</span>Url) -> String { |
| url.origin().ascii_serialization() |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-protocol |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>protocol(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| <span class="kw-2">&</span>url.as_str()[..url.scheme().len() + <span class="string">":"</span>.len()] |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-protocol |
| </span><span class="attribute">#[allow(clippy::result_unit_err)] |
| </span><span class="kw">pub fn </span>set_protocol(url: <span class="kw-2">&mut </span>Url, <span class="kw-2">mut </span>new_protocol: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><(), ()> { |
| <span class="comment">// The scheme state in the spec ignores everything after the first `:`, |
| // but `set_scheme` errors if there is more. |
| </span><span class="kw">if let </span><span class="prelude-val">Some</span>(position) = new_protocol.find(<span class="string">':'</span>) { |
| new_protocol = <span class="kw-2">&</span>new_protocol[..position]; |
| } |
| url.set_scheme(new_protocol) |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-username |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>username(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| url.username() |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-username |
| </span><span class="attribute">#[allow(clippy::result_unit_err)] |
| </span><span class="kw">pub fn </span>set_username(url: <span class="kw-2">&mut </span>Url, new_username: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><(), ()> { |
| url.set_username(new_username) |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-password |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>password(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| url.password().unwrap_or(<span class="string">""</span>) |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-password |
| </span><span class="attribute">#[allow(clippy::result_unit_err)] |
| </span><span class="kw">pub fn </span>set_password(url: <span class="kw-2">&mut </span>Url, new_password: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><(), ()> { |
| url.set_password(<span class="kw">if </span>new_password.is_empty() { |
| <span class="prelude-val">None |
| </span>} <span class="kw">else </span>{ |
| <span class="prelude-val">Some</span>(new_password) |
| }) |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-host |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>host(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| <span class="kw-2">&</span>url[Position::BeforeHost..Position::AfterPort] |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-host |
| </span><span class="attribute">#[allow(clippy::result_unit_err)] |
| </span><span class="kw">pub fn </span>set_host(url: <span class="kw-2">&mut </span>Url, new_host: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><(), ()> { |
| <span class="comment">// If context object’s url’s cannot-be-a-base-URL flag is set, then return. |
| </span><span class="kw">if </span>url.cannot_be_a_base() { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(()); |
| } |
| <span class="comment">// Host parsing rules are strict, |
| // We don't want to trim the input |
| </span><span class="kw">let </span>input = Input::no_trim(new_host); |
| <span class="kw">let </span>host; |
| <span class="kw">let </span>opt_port; |
| { |
| <span class="kw">let </span>scheme = url.scheme(); |
| <span class="kw">let </span>scheme_type = SchemeType::from(scheme); |
| <span class="kw">if </span>scheme_type == SchemeType::File && new_host.is_empty() { |
| url.set_host_internal(Host::Domain(String::new()), <span class="prelude-val">None</span>); |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(()); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>((h, remaining)) = Parser::parse_host(input, scheme_type) { |
| host = h; |
| opt_port = <span class="kw">if let </span><span class="prelude-val">Some</span>(remaining) = remaining.split_prefix(<span class="string">':'</span>) { |
| <span class="kw">if </span>remaining.is_empty() { |
| <span class="prelude-val">None |
| </span>} <span class="kw">else </span>{ |
| Parser::parse_port(remaining, || default_port(scheme), Context::Setter) |
| .ok() |
| .map(|(port, _remaining)| port) |
| } |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>}; |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(()); |
| } |
| } |
| <span class="comment">// Make sure we won't set an empty host to a url with a username or a port |
| </span><span class="kw">if </span>host == Host::Domain(<span class="string">""</span>.to_string()) |
| && (!username(url).is_empty() || <span class="macro">matches!</span>(opt_port, <span class="prelude-val">Some</span>(<span class="prelude-val">Some</span>(<span class="kw">_</span>))) || url.port().is_some()) |
| { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(()); |
| } |
| url.set_host_internal(host, opt_port); |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-hostname |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>hostname(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| url.host_str().unwrap_or(<span class="string">""</span>) |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-hostname |
| </span><span class="attribute">#[allow(clippy::result_unit_err)] |
| </span><span class="kw">pub fn </span>set_hostname(url: <span class="kw-2">&mut </span>Url, new_hostname: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><(), ()> { |
| <span class="kw">if </span>url.cannot_be_a_base() { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(()); |
| } |
| <span class="comment">// Host parsing rules are strict we don't want to trim the input |
| </span><span class="kw">let </span>input = Input::no_trim(new_hostname); |
| <span class="kw">let </span>scheme_type = SchemeType::from(url.scheme()); |
| <span class="kw">if </span>scheme_type == SchemeType::File && new_hostname.is_empty() { |
| url.set_host_internal(Host::Domain(String::new()), <span class="prelude-val">None</span>); |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(()); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>((host, _remaining)) = Parser::parse_host(input, scheme_type) { |
| <span class="kw">if let </span>Host::Domain(h) = <span class="kw-2">&</span>host { |
| <span class="kw">if </span>h.is_empty() { |
| <span class="comment">// Empty host on special not file url |
| </span><span class="kw">if </span>SchemeType::from(url.scheme()) == SchemeType::SpecialNotFile |
| <span class="comment">// Port with an empty host |
| </span>||!port(url).is_empty() |
| <span class="comment">// Empty host that includes credentials |
| </span>|| !url.username().is_empty() |
| || !url.password().unwrap_or(<span class="string">""</span>).is_empty() |
| { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(()); |
| } |
| } |
| } |
| url.set_host_internal(host, <span class="prelude-val">None</span>); |
| <span class="prelude-val">Ok</span>(()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(()) |
| } |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-port |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>port(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| <span class="kw-2">&</span>url[Position::BeforePort..Position::AfterPort] |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-port |
| </span><span class="attribute">#[allow(clippy::result_unit_err)] |
| </span><span class="kw">pub fn </span>set_port(url: <span class="kw-2">&mut </span>Url, new_port: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><(), ()> { |
| <span class="kw">let </span>result; |
| { |
| <span class="comment">// has_host implies !cannot_be_a_base |
| </span><span class="kw">let </span>scheme = url.scheme(); |
| <span class="kw">if </span>!url.has_host() || url.host() == <span class="prelude-val">Some</span>(Host::Domain(<span class="string">""</span>)) || scheme == <span class="string">"file" </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(()); |
| } |
| result = Parser::parse_port( |
| Input::new(new_port), |
| || default_port(scheme), |
| Context::Setter, |
| ) |
| } |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>((new_port, _remaining)) = result { |
| url.set_port_internal(new_port); |
| <span class="prelude-val">Ok</span>(()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(()) |
| } |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-pathname |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>pathname(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| url.path() |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-pathname |
| </span><span class="kw">pub fn </span>set_pathname(url: <span class="kw-2">&mut </span>Url, new_pathname: <span class="kw-2">&</span>str) { |
| <span class="kw">if </span>url.cannot_be_a_base() { |
| <span class="kw">return</span>; |
| } |
| <span class="kw">if </span>new_pathname.starts_with(<span class="string">'/'</span>) |
| || (SchemeType::from(url.scheme()).is_special() |
| <span class="comment">// \ is a segment delimiter for 'special' URLs" |
| </span>&& new_pathname.starts_with(<span class="string">'\\'</span>)) |
| { |
| url.set_path(new_pathname) |
| } <span class="kw">else </span>{ |
| <span class="kw">let </span><span class="kw-2">mut </span>path_to_set = String::from(<span class="string">"/"</span>); |
| path_to_set.push_str(new_pathname); |
| url.set_path(<span class="kw-2">&</span>path_to_set) |
| } |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-search |
| </span><span class="kw">pub fn </span>search(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| trim(<span class="kw-2">&</span>url[Position::AfterPath..Position::AfterQuery]) |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-search |
| </span><span class="kw">pub fn </span>set_search(url: <span class="kw-2">&mut </span>Url, new_search: <span class="kw-2">&</span>str) { |
| url.set_query(<span class="kw">match </span>new_search { |
| <span class="string">"" </span>=> <span class="prelude-val">None</span>, |
| <span class="kw">_ if </span>new_search.starts_with(<span class="string">'?'</span>) => <span class="prelude-val">Some</span>(<span class="kw-2">&</span>new_search[<span class="number">1</span>..]), |
| <span class="kw">_ </span>=> <span class="prelude-val">Some</span>(new_search), |
| }) |
| } |
| |
| <span class="doccomment">/// Getter for https://url.spec.whatwg.org/#dom-url-hash |
| </span><span class="kw">pub fn </span>hash(url: <span class="kw-2">&</span>Url) -> <span class="kw-2">&</span>str { |
| trim(<span class="kw-2">&</span>url[Position::AfterQuery..]) |
| } |
| |
| <span class="doccomment">/// Setter for https://url.spec.whatwg.org/#dom-url-hash |
| </span><span class="kw">pub fn </span>set_hash(url: <span class="kw-2">&mut </span>Url, new_hash: <span class="kw-2">&</span>str) { |
| url.set_fragment(<span class="kw">match </span>new_hash { |
| <span class="comment">// If the given value is the empty string, |
| // then set context object’s url’s fragment to null and return. |
| </span><span class="string">"" </span>=> <span class="prelude-val">None</span>, |
| <span class="comment">// Let input be the given value with a single leading U+0023 (#) removed, if any. |
| </span><span class="kw">_ if </span>new_hash.starts_with(<span class="string">'#'</span>) => <span class="prelude-val">Some</span>(<span class="kw-2">&</span>new_hash[<span class="number">1</span>..]), |
| <span class="kw">_ </span>=> <span class="prelude-val">Some</span>(new_hash), |
| }) |
| } |
| |
| <span class="kw">fn </span>trim(s: <span class="kw-2">&</span>str) -> <span class="kw-2">&</span>str { |
| <span class="kw">if </span>s.len() == <span class="number">1 </span>{ |
| <span class="string">"" |
| </span>} <span class="kw">else </span>{ |
| s |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="url" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |