chore: 提交所有工作进度 — SaaS 后端增强、Admin UI、桌面端集成
包含大量 SaaS 平台改进、Admin 管理后台更新、桌面端集成完善、 文档同步、测试文件重构等内容。为 QA 测试准备干净工作树。
This commit is contained in:
iven
129
target/doc/src/matchit/error.rs.html
Normal file
129
target/doc/src/matchit/error.rs.html
Normal file
@@ -0,0 +1,129 @@
|
||||
<!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 `C:\Users\szend\.cargo\registry\src\index.crates.io-1949cf8c6b5b557f\matchit-0.7.3\src\error.rs`."><title>error.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="matchit" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="../../static.files/src-script-813739b1.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><section id="main-content" class="content"><div class="main-heading"><h1><div class="sub-heading">matchit/</div>error.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap digits-3"><pre class="rust"><code><a href=#1 id=1 data-nosnippet>1</a><span class="kw">use </span><span class="kw">crate</span>::tree::{denormalize_params, Node};
|
||||
<a href=#2 id=2 data-nosnippet>2</a>
|
||||
<a href=#3 id=3 data-nosnippet>3</a><span class="kw">use </span>std::fmt;
|
||||
<a href=#4 id=4 data-nosnippet>4</a>
|
||||
<a href=#5 id=5 data-nosnippet>5</a><span class="doccomment">/// Represents errors that can occur when inserting a new route.
|
||||
<a href=#6 id=6 data-nosnippet>6</a></span><span class="attr">#[non_exhaustive]
|
||||
<a href=#7 id=7 data-nosnippet>7</a>#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
|
||||
<a href=#8 id=8 data-nosnippet>8</a></span><span class="kw">pub enum </span>InsertError {
|
||||
<a href=#9 id=9 data-nosnippet>9</a> <span class="doccomment">/// Attempted to insert a path that conflicts with an existing route.
|
||||
<a href=#10 id=10 data-nosnippet>10</a> </span>Conflict {
|
||||
<a href=#11 id=11 data-nosnippet>11</a> <span class="doccomment">/// The existing route that the insertion is conflicting with.
|
||||
<a href=#12 id=12 data-nosnippet>12</a> </span>with: String,
|
||||
<a href=#13 id=13 data-nosnippet>13</a> },
|
||||
<a href=#14 id=14 data-nosnippet>14</a> <span class="doccomment">/// Only one parameter per route segment is allowed.
|
||||
<a href=#15 id=15 data-nosnippet>15</a> </span>TooManyParams,
|
||||
<a href=#16 id=16 data-nosnippet>16</a> <span class="doccomment">/// Parameters must be registered with a name.
|
||||
<a href=#17 id=17 data-nosnippet>17</a> </span>UnnamedParam,
|
||||
<a href=#18 id=18 data-nosnippet>18</a> <span class="doccomment">/// Catch-all parameters are only allowed at the end of a path.
|
||||
<a href=#19 id=19 data-nosnippet>19</a> </span>InvalidCatchAll,
|
||||
<a href=#20 id=20 data-nosnippet>20</a>}
|
||||
<a href=#21 id=21 data-nosnippet>21</a>
|
||||
<a href=#22 id=22 data-nosnippet>22</a><span class="kw">impl </span>fmt::Display <span class="kw">for </span>InsertError {
|
||||
<a href=#23 id=23 data-nosnippet>23</a> <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<<span class="lifetime">'_</span>>) -> fmt::Result {
|
||||
<a href=#24 id=24 data-nosnippet>24</a> <span class="kw">match </span><span class="self">self </span>{
|
||||
<a href=#25 id=25 data-nosnippet>25</a> <span class="self">Self</span>::Conflict { with } => {
|
||||
<a href=#26 id=26 data-nosnippet>26</a> <span class="macro">write!</span>(
|
||||
<a href=#27 id=27 data-nosnippet>27</a> f,
|
||||
<a href=#28 id=28 data-nosnippet>28</a> <span class="string">"insertion failed due to conflict with previously registered route: {}"</span>,
|
||||
<a href=#29 id=29 data-nosnippet>29</a> with
|
||||
<a href=#30 id=30 data-nosnippet>30</a> )
|
||||
<a href=#31 id=31 data-nosnippet>31</a> }
|
||||
<a href=#32 id=32 data-nosnippet>32</a> <span class="self">Self</span>::TooManyParams => <span class="macro">write!</span>(f, <span class="string">"only one parameter is allowed per path segment"</span>),
|
||||
<a href=#33 id=33 data-nosnippet>33</a> <span class="self">Self</span>::UnnamedParam => <span class="macro">write!</span>(f, <span class="string">"parameters must be registered with a name"</span>),
|
||||
<a href=#34 id=34 data-nosnippet>34</a> <span class="self">Self</span>::InvalidCatchAll => <span class="macro">write!</span>(
|
||||
<a href=#35 id=35 data-nosnippet>35</a> f,
|
||||
<a href=#36 id=36 data-nosnippet>36</a> <span class="string">"catch-all parameters are only allowed at the end of a route"
|
||||
<a href=#37 id=37 data-nosnippet>37</a> </span>),
|
||||
<a href=#38 id=38 data-nosnippet>38</a> }
|
||||
<a href=#39 id=39 data-nosnippet>39</a> }
|
||||
<a href=#40 id=40 data-nosnippet>40</a>}
|
||||
<a href=#41 id=41 data-nosnippet>41</a>
|
||||
<a href=#42 id=42 data-nosnippet>42</a><span class="kw">impl </span>std::error::Error <span class="kw">for </span>InsertError {}
|
||||
<a href=#43 id=43 data-nosnippet>43</a>
|
||||
<a href=#44 id=44 data-nosnippet>44</a><span class="kw">impl </span>InsertError {
|
||||
<a href=#45 id=45 data-nosnippet>45</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>conflict<T>(route: <span class="kw-2">&</span>[u8], prefix: <span class="kw-2">&</span>[u8], current: <span class="kw-2">&</span>Node<T>) -> <span class="self">Self </span>{
|
||||
<a href=#46 id=46 data-nosnippet>46</a> <span class="kw">let </span><span class="kw-2">mut </span>route = route[..route.len() - prefix.len()].to_owned();
|
||||
<a href=#47 id=47 data-nosnippet>47</a>
|
||||
<a href=#48 id=48 data-nosnippet>48</a> <span class="kw">if </span>!route.ends_with(<span class="kw-2">&</span>current.prefix) {
|
||||
<a href=#49 id=49 data-nosnippet>49</a> route.extend_from_slice(<span class="kw-2">&</span>current.prefix);
|
||||
<a href=#50 id=50 data-nosnippet>50</a> }
|
||||
<a href=#51 id=51 data-nosnippet>51</a>
|
||||
<a href=#52 id=52 data-nosnippet>52</a> <span class="kw">let </span><span class="kw-2">mut </span>last = current;
|
||||
<a href=#53 id=53 data-nosnippet>53</a> <span class="kw">while let </span><span class="prelude-val">Some</span>(node) = last.children.first() {
|
||||
<a href=#54 id=54 data-nosnippet>54</a> last = node;
|
||||
<a href=#55 id=55 data-nosnippet>55</a> }
|
||||
<a href=#56 id=56 data-nosnippet>56</a>
|
||||
<a href=#57 id=57 data-nosnippet>57</a> <span class="kw">let </span><span class="kw-2">mut </span>current = current.children.first();
|
||||
<a href=#58 id=58 data-nosnippet>58</a> <span class="kw">while let </span><span class="prelude-val">Some</span>(node) = current {
|
||||
<a href=#59 id=59 data-nosnippet>59</a> route.extend_from_slice(<span class="kw-2">&</span>node.prefix);
|
||||
<a href=#60 id=60 data-nosnippet>60</a> current = node.children.first();
|
||||
<a href=#61 id=61 data-nosnippet>61</a> }
|
||||
<a href=#62 id=62 data-nosnippet>62</a>
|
||||
<a href=#63 id=63 data-nosnippet>63</a> denormalize_params(<span class="kw-2">&mut </span>route, <span class="kw-2">&</span>last.param_remapping);
|
||||
<a href=#64 id=64 data-nosnippet>64</a>
|
||||
<a href=#65 id=65 data-nosnippet>65</a> InsertError::Conflict {
|
||||
<a href=#66 id=66 data-nosnippet>66</a> with: String::from_utf8(route).unwrap(),
|
||||
<a href=#67 id=67 data-nosnippet>67</a> }
|
||||
<a href=#68 id=68 data-nosnippet>68</a> }
|
||||
<a href=#69 id=69 data-nosnippet>69</a>}
|
||||
<a href=#70 id=70 data-nosnippet>70</a>
|
||||
<a href=#71 id=71 data-nosnippet>71</a><span class="doccomment">/// A failed match attempt.
|
||||
<a href=#72 id=72 data-nosnippet>72</a>///
|
||||
<a href=#73 id=73 data-nosnippet>73</a>/// ```
|
||||
<a href=#74 id=74 data-nosnippet>74</a>/// use matchit::{MatchError, Router};
|
||||
<a href=#75 id=75 data-nosnippet>75</a>/// # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#76 id=76 data-nosnippet>76</a>/// let mut router = Router::new();
|
||||
<a href=#77 id=77 data-nosnippet>77</a>/// router.insert("/home", "Welcome!")?;
|
||||
<a href=#78 id=78 data-nosnippet>78</a>/// router.insert("/blog/", "Our blog.")?;
|
||||
<a href=#79 id=79 data-nosnippet>79</a>///
|
||||
<a href=#80 id=80 data-nosnippet>80</a>/// // a route exists without the trailing slash
|
||||
<a href=#81 id=81 data-nosnippet>81</a>/// if let Err(err) = router.at("/home/") {
|
||||
<a href=#82 id=82 data-nosnippet>82</a>/// assert_eq!(err, MatchError::ExtraTrailingSlash);
|
||||
<a href=#83 id=83 data-nosnippet>83</a>/// }
|
||||
<a href=#84 id=84 data-nosnippet>84</a>///
|
||||
<a href=#85 id=85 data-nosnippet>85</a>/// // a route exists with a trailing slash
|
||||
<a href=#86 id=86 data-nosnippet>86</a>/// if let Err(err) = router.at("/blog") {
|
||||
<a href=#87 id=87 data-nosnippet>87</a>/// assert_eq!(err, MatchError::MissingTrailingSlash);
|
||||
<a href=#88 id=88 data-nosnippet>88</a>/// }
|
||||
<a href=#89 id=89 data-nosnippet>89</a>///
|
||||
<a href=#90 id=90 data-nosnippet>90</a>/// // no routes match
|
||||
<a href=#91 id=91 data-nosnippet>91</a>/// if let Err(err) = router.at("/foobar") {
|
||||
<a href=#92 id=92 data-nosnippet>92</a>/// assert_eq!(err, MatchError::NotFound);
|
||||
<a href=#93 id=93 data-nosnippet>93</a>/// }
|
||||
<a href=#94 id=94 data-nosnippet>94</a>/// # Ok(())
|
||||
<a href=#95 id=95 data-nosnippet>95</a>/// # }
|
||||
<a href=#96 id=96 data-nosnippet>96</a></span><span class="attr">#[derive(Debug, PartialEq, Eq, Clone, Copy)]
|
||||
<a href=#97 id=97 data-nosnippet>97</a></span><span class="kw">pub enum </span>MatchError {
|
||||
<a href=#98 id=98 data-nosnippet>98</a> <span class="doccomment">/// The path was missing a trailing slash.
|
||||
<a href=#99 id=99 data-nosnippet>99</a> </span>MissingTrailingSlash,
|
||||
<a href=#100 id=100 data-nosnippet>100</a> <span class="doccomment">/// The path had an extra trailing slash.
|
||||
<a href=#101 id=101 data-nosnippet>101</a> </span>ExtraTrailingSlash,
|
||||
<a href=#102 id=102 data-nosnippet>102</a> <span class="doccomment">/// No matching route was found.
|
||||
<a href=#103 id=103 data-nosnippet>103</a> </span>NotFound,
|
||||
<a href=#104 id=104 data-nosnippet>104</a>}
|
||||
<a href=#105 id=105 data-nosnippet>105</a>
|
||||
<a href=#106 id=106 data-nosnippet>106</a><span class="kw">impl </span>MatchError {
|
||||
<a href=#107 id=107 data-nosnippet>107</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>unsure(full_path: <span class="kw-2">&</span>[u8]) -> <span class="self">Self </span>{
|
||||
<a href=#108 id=108 data-nosnippet>108</a> <span class="kw">if </span>full_path[full_path.len() - <span class="number">1</span>] == <span class="string">b'/' </span>{
|
||||
<a href=#109 id=109 data-nosnippet>109</a> MatchError::ExtraTrailingSlash
|
||||
<a href=#110 id=110 data-nosnippet>110</a> } <span class="kw">else </span>{
|
||||
<a href=#111 id=111 data-nosnippet>111</a> MatchError::MissingTrailingSlash
|
||||
<a href=#112 id=112 data-nosnippet>112</a> }
|
||||
<a href=#113 id=113 data-nosnippet>113</a> }
|
||||
<a href=#114 id=114 data-nosnippet>114</a>}
|
||||
<a href=#115 id=115 data-nosnippet>115</a>
|
||||
<a href=#116 id=116 data-nosnippet>116</a><span class="kw">impl </span>fmt::Display <span class="kw">for </span>MatchError {
|
||||
<a href=#117 id=117 data-nosnippet>117</a> <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<<span class="lifetime">'_</span>>) -> fmt::Result {
|
||||
<a href=#118 id=118 data-nosnippet>118</a> <span class="kw">let </span>msg = <span class="kw">match </span><span class="self">self </span>{
|
||||
<a href=#119 id=119 data-nosnippet>119</a> MatchError::MissingTrailingSlash => <span class="string">"match error: expected trailing slash"</span>,
|
||||
<a href=#120 id=120 data-nosnippet>120</a> MatchError::ExtraTrailingSlash => <span class="string">"match error: found extra trailing slash"</span>,
|
||||
<a href=#121 id=121 data-nosnippet>121</a> MatchError::NotFound => <span class="string">"match error: route not found"</span>,
|
||||
<a href=#122 id=122 data-nosnippet>122</a> };
|
||||
<a href=#123 id=123 data-nosnippet>123</a>
|
||||
<a href=#124 id=124 data-nosnippet>124</a> <span class="macro">write!</span>(f, <span class="string">"{}"</span>, msg)
|
||||
<a href=#125 id=125 data-nosnippet>125</a> }
|
||||
<a href=#126 id=126 data-nosnippet>126</a>}
|
||||
<a href=#127 id=127 data-nosnippet>127</a>
|
||||
<a href=#128 id=128 data-nosnippet>128</a><span class="kw">impl </span>std::error::Error <span class="kw">for </span>MatchError {}
|
||||
</code></pre></div></section></main></body></html>
|
||||
124
target/doc/src/matchit/lib.rs.html
Normal file
124
target/doc/src/matchit/lib.rs.html
Normal file
@@ -0,0 +1,124 @@
|
||||
<!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 `C:\Users\szend\.cargo\registry\src\index.crates.io-1949cf8c6b5b557f\matchit-0.7.3\src\lib.rs`."><title>lib.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="matchit" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="../../static.files/src-script-813739b1.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><section id="main-content" class="content"><div class="main-heading"><h1><div class="sub-heading">matchit/</div>lib.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap digits-3"><pre class="rust"><code><a href=#1 id=1 data-nosnippet>1</a><span class="doccomment">//! # `matchit`
|
||||
<a href=#2 id=2 data-nosnippet>2</a>//!
|
||||
<a href=#3 id=3 data-nosnippet>3</a>//! [](https://docs.rs/matchit)
|
||||
<a href=#4 id=4 data-nosnippet>4</a>//! [](https://crates.io/crates/matchit)
|
||||
<a href=#5 id=5 data-nosnippet>5</a>//! [](https://crates.io/crates/matchit)
|
||||
<a href=#6 id=6 data-nosnippet>6</a>//!
|
||||
<a href=#7 id=7 data-nosnippet>7</a>//! A blazing fast URL router.
|
||||
<a href=#8 id=8 data-nosnippet>8</a>//!
|
||||
<a href=#9 id=9 data-nosnippet>9</a>//! ```rust
|
||||
<a href=#10 id=10 data-nosnippet>10</a>//! use matchit::Router;
|
||||
<a href=#11 id=11 data-nosnippet>11</a>//!
|
||||
<a href=#12 id=12 data-nosnippet>12</a>//! # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#13 id=13 data-nosnippet>13</a>//! let mut router = Router::new();
|
||||
<a href=#14 id=14 data-nosnippet>14</a>//! router.insert("/home", "Welcome!")?;
|
||||
<a href=#15 id=15 data-nosnippet>15</a>//! router.insert("/users/:id", "A User")?;
|
||||
<a href=#16 id=16 data-nosnippet>16</a>//!
|
||||
<a href=#17 id=17 data-nosnippet>17</a>//! let matched = router.at("/users/978")?;
|
||||
<a href=#18 id=18 data-nosnippet>18</a>//! assert_eq!(matched.params.get("id"), Some("978"));
|
||||
<a href=#19 id=19 data-nosnippet>19</a>//! assert_eq!(*matched.value, "A User");
|
||||
<a href=#20 id=20 data-nosnippet>20</a>//! # Ok(())
|
||||
<a href=#21 id=21 data-nosnippet>21</a>//! # }
|
||||
<a href=#22 id=22 data-nosnippet>22</a>//! ```
|
||||
<a href=#23 id=23 data-nosnippet>23</a>//!
|
||||
<a href=#24 id=24 data-nosnippet>24</a>//! ## Parameters
|
||||
<a href=#25 id=25 data-nosnippet>25</a>//!
|
||||
<a href=#26 id=26 data-nosnippet>26</a>//! Along with static routes, the router also supports dynamic route segments. These can either be named or catch-all parameters:
|
||||
<a href=#27 id=27 data-nosnippet>27</a>//!
|
||||
<a href=#28 id=28 data-nosnippet>28</a>//! ### Named Parameters
|
||||
<a href=#29 id=29 data-nosnippet>29</a>//!
|
||||
<a href=#30 id=30 data-nosnippet>30</a>//! Named parameters like `/:id` match anything until the next `/` or the end of the path:
|
||||
<a href=#31 id=31 data-nosnippet>31</a>//!
|
||||
<a href=#32 id=32 data-nosnippet>32</a>//! ```rust
|
||||
<a href=#33 id=33 data-nosnippet>33</a>//! # use matchit::Router;
|
||||
<a href=#34 id=34 data-nosnippet>34</a>//! # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#35 id=35 data-nosnippet>35</a>//! let mut m = Router::new();
|
||||
<a href=#36 id=36 data-nosnippet>36</a>//! m.insert("/users/:id", true)?;
|
||||
<a href=#37 id=37 data-nosnippet>37</a>//!
|
||||
<a href=#38 id=38 data-nosnippet>38</a>//! assert_eq!(m.at("/users/1")?.params.get("id"), Some("1"));
|
||||
<a href=#39 id=39 data-nosnippet>39</a>//! assert_eq!(m.at("/users/23")?.params.get("id"), Some("23"));
|
||||
<a href=#40 id=40 data-nosnippet>40</a>//! assert!(m.at("/users").is_err());
|
||||
<a href=#41 id=41 data-nosnippet>41</a>//!
|
||||
<a href=#42 id=42 data-nosnippet>42</a>//! # Ok(())
|
||||
<a href=#43 id=43 data-nosnippet>43</a>//! # }
|
||||
<a href=#44 id=44 data-nosnippet>44</a>//! ```
|
||||
<a href=#45 id=45 data-nosnippet>45</a>//!
|
||||
<a href=#46 id=46 data-nosnippet>46</a>//! ### Catch-all Parameters
|
||||
<a href=#47 id=47 data-nosnippet>47</a>//!
|
||||
<a href=#48 id=48 data-nosnippet>48</a>//! Catch-all parameters start with `*` and match everything after the `/`. They must always be at the **end** of the route:
|
||||
<a href=#49 id=49 data-nosnippet>49</a>//!
|
||||
<a href=#50 id=50 data-nosnippet>50</a>//! ```rust
|
||||
<a href=#51 id=51 data-nosnippet>51</a>//! # use matchit::Router;
|
||||
<a href=#52 id=52 data-nosnippet>52</a>//! # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#53 id=53 data-nosnippet>53</a>//! let mut m = Router::new();
|
||||
<a href=#54 id=54 data-nosnippet>54</a>//! m.insert("/*p", true)?;
|
||||
<a href=#55 id=55 data-nosnippet>55</a>//!
|
||||
<a href=#56 id=56 data-nosnippet>56</a>//! assert_eq!(m.at("/foo.js")?.params.get("p"), Some("foo.js"));
|
||||
<a href=#57 id=57 data-nosnippet>57</a>//! assert_eq!(m.at("/c/bar.css")?.params.get("p"), Some("c/bar.css"));
|
||||
<a href=#58 id=58 data-nosnippet>58</a>//!
|
||||
<a href=#59 id=59 data-nosnippet>59</a>//! // note that this would not match
|
||||
<a href=#60 id=60 data-nosnippet>60</a>//! assert!(m.at("/").is_err());
|
||||
<a href=#61 id=61 data-nosnippet>61</a>//!
|
||||
<a href=#62 id=62 data-nosnippet>62</a>//! # Ok(())
|
||||
<a href=#63 id=63 data-nosnippet>63</a>//! # }
|
||||
<a href=#64 id=64 data-nosnippet>64</a>//! ```
|
||||
<a href=#65 id=65 data-nosnippet>65</a>//!
|
||||
<a href=#66 id=66 data-nosnippet>66</a>//! ## Routing Priority
|
||||
<a href=#67 id=67 data-nosnippet>67</a>//!
|
||||
<a href=#68 id=68 data-nosnippet>68</a>//! Static and dynamic route segments are allowed to overlap. If they do, static segments will be given higher priority:
|
||||
<a href=#69 id=69 data-nosnippet>69</a>//!
|
||||
<a href=#70 id=70 data-nosnippet>70</a>//! ```rust
|
||||
<a href=#71 id=71 data-nosnippet>71</a>//! # use matchit::Router;
|
||||
<a href=#72 id=72 data-nosnippet>72</a>//! # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#73 id=73 data-nosnippet>73</a>//! let mut m = Router::new();
|
||||
<a href=#74 id=74 data-nosnippet>74</a>//! m.insert("/", "Welcome!").unwrap() ; // priority: 1
|
||||
<a href=#75 id=75 data-nosnippet>75</a>//! m.insert("/about", "About Me").unwrap(); // priority: 1
|
||||
<a href=#76 id=76 data-nosnippet>76</a>//! m.insert("/*filepath", "...").unwrap(); // priority: 2
|
||||
<a href=#77 id=77 data-nosnippet>77</a>//!
|
||||
<a href=#78 id=78 data-nosnippet>78</a>//! # Ok(())
|
||||
<a href=#79 id=79 data-nosnippet>79</a>//! # }
|
||||
<a href=#80 id=80 data-nosnippet>80</a>//! ```
|
||||
<a href=#81 id=81 data-nosnippet>81</a>//!
|
||||
<a href=#82 id=82 data-nosnippet>82</a>//! ## How does it work?
|
||||
<a href=#83 id=83 data-nosnippet>83</a>//!
|
||||
<a href=#84 id=84 data-nosnippet>84</a>//! The router takes advantage of the fact that URL routes generally follow a hierarchical structure. Routes are stored them in a radix trie that makes heavy use of common prefixes:
|
||||
<a href=#85 id=85 data-nosnippet>85</a>//!
|
||||
<a href=#86 id=86 data-nosnippet>86</a>//! ```text
|
||||
<a href=#87 id=87 data-nosnippet>87</a>//! Priority Path Value
|
||||
<a href=#88 id=88 data-nosnippet>88</a>//! 9 \ 1
|
||||
<a href=#89 id=89 data-nosnippet>89</a>//! 3 ├s None
|
||||
<a href=#90 id=90 data-nosnippet>90</a>//! 2 |├earch\ 2
|
||||
<a href=#91 id=91 data-nosnippet>91</a>//! 1 |└upport\ 3
|
||||
<a href=#92 id=92 data-nosnippet>92</a>//! 2 ├blog\ 4
|
||||
<a href=#93 id=93 data-nosnippet>93</a>//! 1 | └:post None
|
||||
<a href=#94 id=94 data-nosnippet>94</a>//! 1 | └\ 5
|
||||
<a href=#95 id=95 data-nosnippet>95</a>//! 2 ├about-us\ 6
|
||||
<a href=#96 id=96 data-nosnippet>96</a>//! 1 | └team\ 7
|
||||
<a href=#97 id=97 data-nosnippet>97</a>//! 1 └contact\ 8
|
||||
<a href=#98 id=98 data-nosnippet>98</a>//! ```
|
||||
<a href=#99 id=99 data-nosnippet>99</a>//!
|
||||
<a href=#100 id=100 data-nosnippet>100</a>//! This allows us to reduce the route search to a small number of branches. Child nodes on the same level of the tree are also prioritized
|
||||
<a href=#101 id=101 data-nosnippet>101</a>//! by the number of children with registered values, increasing the chance of choosing the correct branch of the first try.
|
||||
<a href=#102 id=102 data-nosnippet>102</a></span><span class="attr">#![deny(rust_2018_idioms, clippy::all)]
|
||||
<a href=#103 id=103 data-nosnippet>103</a>
|
||||
<a href=#104 id=104 data-nosnippet>104</a></span><span class="kw">mod </span>error;
|
||||
<a href=#105 id=105 data-nosnippet>105</a><span class="kw">mod </span>params;
|
||||
<a href=#106 id=106 data-nosnippet>106</a><span class="kw">mod </span>router;
|
||||
<a href=#107 id=107 data-nosnippet>107</a><span class="kw">mod </span>tree;
|
||||
<a href=#108 id=108 data-nosnippet>108</a>
|
||||
<a href=#109 id=109 data-nosnippet>109</a><span class="kw">pub use </span>error::{InsertError, MatchError};
|
||||
<a href=#110 id=110 data-nosnippet>110</a><span class="kw">pub use </span>params::{Params, ParamsIter};
|
||||
<a href=#111 id=111 data-nosnippet>111</a><span class="kw">pub use </span>router::{Match, Router};
|
||||
<a href=#112 id=112 data-nosnippet>112</a>
|
||||
<a href=#113 id=113 data-nosnippet>113</a><span class="attr">#[cfg(doctest)]
|
||||
<a href=#114 id=114 data-nosnippet>114</a></span><span class="kw">mod </span>test_readme {
|
||||
<a href=#115 id=115 data-nosnippet>115</a> <span class="macro">macro_rules!</span> doc_comment {
|
||||
<a href=#116 id=116 data-nosnippet>116</a> (<span class="macro-nonterminal">$x</span>:expr) => {
|
||||
<a href=#117 id=117 data-nosnippet>117</a> <span class="attr">#[doc = <span class="macro-nonterminal">$x</span>]
|
||||
<a href=#118 id=118 data-nosnippet>118</a> </span><span class="kw">extern </span><span class="string">"C" </span>{}
|
||||
<a href=#119 id=119 data-nosnippet>119</a> };
|
||||
<a href=#120 id=120 data-nosnippet>120</a> }
|
||||
<a href=#121 id=121 data-nosnippet>121</a>
|
||||
<a href=#122 id=122 data-nosnippet>122</a> <span class="macro">doc_comment!</span>(<span class="macro">include_str!</span>(<span class="string">"../README.md"</span>));
|
||||
<a href=#123 id=123 data-nosnippet>123</a>}
|
||||
</code></pre></div></section></main></body></html>
|
||||
257
target/doc/src/matchit/params.rs.html
Normal file
257
target/doc/src/matchit/params.rs.html
Normal file
@@ -0,0 +1,257 @@
|
||||
<!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 `C:\Users\szend\.cargo\registry\src\index.crates.io-1949cf8c6b5b557f\matchit-0.7.3\src\params.rs`."><title>params.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="matchit" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="../../static.files/src-script-813739b1.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><section id="main-content" class="content"><div class="main-heading"><h1><div class="sub-heading">matchit/</div>params.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap digits-3"><pre class="rust"><code><a href=#1 id=1 data-nosnippet>1</a><span class="kw">use </span>std::iter;
|
||||
<a href=#2 id=2 data-nosnippet>2</a><span class="kw">use </span>std::mem;
|
||||
<a href=#3 id=3 data-nosnippet>3</a><span class="kw">use </span>std::slice;
|
||||
<a href=#4 id=4 data-nosnippet>4</a>
|
||||
<a href=#5 id=5 data-nosnippet>5</a><span class="doccomment">/// A single URL parameter, consisting of a key and a value.
|
||||
<a href=#6 id=6 data-nosnippet>6</a></span><span class="attr">#[derive(Debug, PartialEq, Eq, Ord, PartialOrd, Default, Copy, Clone)]
|
||||
<a href=#7 id=7 data-nosnippet>7</a></span><span class="kw">struct </span>Param<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#8 id=8 data-nosnippet>8</a> key: <span class="kw-2">&</span><span class="lifetime">'k </span>[u8],
|
||||
<a href=#9 id=9 data-nosnippet>9</a> value: <span class="kw-2">&</span><span class="lifetime">'v </span>[u8],
|
||||
<a href=#10 id=10 data-nosnippet>10</a>}
|
||||
<a href=#11 id=11 data-nosnippet>11</a>
|
||||
<a href=#12 id=12 data-nosnippet>12</a><span class="kw">impl</span><<span class="lifetime">'k</span>, <span class="lifetime">'v</span>> Param<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#13 id=13 data-nosnippet>13</a> <span class="comment">// this could be from_utf8_unchecked, but we'll keep this safe for now
|
||||
<a href=#14 id=14 data-nosnippet>14</a> </span><span class="kw">fn </span>key_str(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'k </span>str {
|
||||
<a href=#15 id=15 data-nosnippet>15</a> std::str::from_utf8(<span class="self">self</span>.key).unwrap()
|
||||
<a href=#16 id=16 data-nosnippet>16</a> }
|
||||
<a href=#17 id=17 data-nosnippet>17</a>
|
||||
<a href=#18 id=18 data-nosnippet>18</a> <span class="kw">fn </span>value_str(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'v </span>str {
|
||||
<a href=#19 id=19 data-nosnippet>19</a> std::str::from_utf8(<span class="self">self</span>.value).unwrap()
|
||||
<a href=#20 id=20 data-nosnippet>20</a> }
|
||||
<a href=#21 id=21 data-nosnippet>21</a>}
|
||||
<a href=#22 id=22 data-nosnippet>22</a>
|
||||
<a href=#23 id=23 data-nosnippet>23</a><span class="doccomment">/// A list of parameters returned by a route match.
|
||||
<a href=#24 id=24 data-nosnippet>24</a>///
|
||||
<a href=#25 id=25 data-nosnippet>25</a>/// ```rust
|
||||
<a href=#26 id=26 data-nosnippet>26</a>/// # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#27 id=27 data-nosnippet>27</a>/// # let mut router = matchit::Router::new();
|
||||
<a href=#28 id=28 data-nosnippet>28</a>/// # router.insert("/users/:id", true).unwrap();
|
||||
<a href=#29 id=29 data-nosnippet>29</a>/// let matched = router.at("/users/1")?;
|
||||
<a href=#30 id=30 data-nosnippet>30</a>///
|
||||
<a href=#31 id=31 data-nosnippet>31</a>/// // you can iterate through the keys and values
|
||||
<a href=#32 id=32 data-nosnippet>32</a>/// for (key, value) in matched.params.iter() {
|
||||
<a href=#33 id=33 data-nosnippet>33</a>/// println!("key: {}, value: {}", key, value);
|
||||
<a href=#34 id=34 data-nosnippet>34</a>/// }
|
||||
<a href=#35 id=35 data-nosnippet>35</a>///
|
||||
<a href=#36 id=36 data-nosnippet>36</a>/// // or get a specific value by key
|
||||
<a href=#37 id=37 data-nosnippet>37</a>/// let id = matched.params.get("id");
|
||||
<a href=#38 id=38 data-nosnippet>38</a>/// assert_eq!(id, Some("1"));
|
||||
<a href=#39 id=39 data-nosnippet>39</a>/// # Ok(())
|
||||
<a href=#40 id=40 data-nosnippet>40</a>/// # }
|
||||
<a href=#41 id=41 data-nosnippet>41</a>/// ```
|
||||
<a href=#42 id=42 data-nosnippet>42</a></span><span class="attr">#[derive(Debug, PartialEq, Eq, Ord, PartialOrd, Clone)]
|
||||
<a href=#43 id=43 data-nosnippet>43</a></span><span class="kw">pub struct </span>Params<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#44 id=44 data-nosnippet>44</a> kind: ParamsKind<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>>,
|
||||
<a href=#45 id=45 data-nosnippet>45</a>}
|
||||
<a href=#46 id=46 data-nosnippet>46</a>
|
||||
<a href=#47 id=47 data-nosnippet>47</a><span class="comment">// most routes have 1-3 dynamic parameters, so we can avoid a heap allocation in common cases.
|
||||
<a href=#48 id=48 data-nosnippet>48</a></span><span class="kw">const </span>SMALL: usize = <span class="number">3</span>;
|
||||
<a href=#49 id=49 data-nosnippet>49</a>
|
||||
<a href=#50 id=50 data-nosnippet>50</a><span class="attr">#[derive(Debug, PartialEq, Eq, Ord, PartialOrd, Clone)]
|
||||
<a href=#51 id=51 data-nosnippet>51</a></span><span class="kw">enum </span>ParamsKind<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#52 id=52 data-nosnippet>52</a> <span class="prelude-val">None</span>,
|
||||
<a href=#53 id=53 data-nosnippet>53</a> Small([Param<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>>; SMALL], usize),
|
||||
<a href=#54 id=54 data-nosnippet>54</a> Large(Vec<Param<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>>>),
|
||||
<a href=#55 id=55 data-nosnippet>55</a>}
|
||||
<a href=#56 id=56 data-nosnippet>56</a>
|
||||
<a href=#57 id=57 data-nosnippet>57</a><span class="kw">impl</span><<span class="lifetime">'k</span>, <span class="lifetime">'v</span>> Params<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#58 id=58 data-nosnippet>58</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>new() -> <span class="self">Self </span>{
|
||||
<a href=#59 id=59 data-nosnippet>59</a> <span class="kw">let </span>kind = ParamsKind::None;
|
||||
<a href=#60 id=60 data-nosnippet>60</a> <span class="self">Self </span>{ kind }
|
||||
<a href=#61 id=61 data-nosnippet>61</a> }
|
||||
<a href=#62 id=62 data-nosnippet>62</a>
|
||||
<a href=#63 id=63 data-nosnippet>63</a> <span class="doccomment">/// Returns the number of parameters.
|
||||
<a href=#64 id=64 data-nosnippet>64</a> </span><span class="kw">pub fn </span>len(<span class="kw-2">&</span><span class="self">self</span>) -> usize {
|
||||
<a href=#65 id=65 data-nosnippet>65</a> <span class="kw">match </span><span class="kw-2">&</span><span class="self">self</span>.kind {
|
||||
<a href=#66 id=66 data-nosnippet>66</a> ParamsKind::None => <span class="number">0</span>,
|
||||
<a href=#67 id=67 data-nosnippet>67</a> ParamsKind::Small(<span class="kw">_</span>, len) => <span class="kw-2">*</span>len,
|
||||
<a href=#68 id=68 data-nosnippet>68</a> ParamsKind::Large(vec) => vec.len(),
|
||||
<a href=#69 id=69 data-nosnippet>69</a> }
|
||||
<a href=#70 id=70 data-nosnippet>70</a> }
|
||||
<a href=#71 id=71 data-nosnippet>71</a>
|
||||
<a href=#72 id=72 data-nosnippet>72</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>truncate(<span class="kw-2">&mut </span><span class="self">self</span>, n: usize) {
|
||||
<a href=#73 id=73 data-nosnippet>73</a> <span class="kw">match </span><span class="kw-2">&mut </span><span class="self">self</span>.kind {
|
||||
<a href=#74 id=74 data-nosnippet>74</a> ParamsKind::None => {}
|
||||
<a href=#75 id=75 data-nosnippet>75</a> ParamsKind::Small(<span class="kw">_</span>, len) => {
|
||||
<a href=#76 id=76 data-nosnippet>76</a> <span class="kw-2">*</span>len = n;
|
||||
<a href=#77 id=77 data-nosnippet>77</a> }
|
||||
<a href=#78 id=78 data-nosnippet>78</a> ParamsKind::Large(vec) => {
|
||||
<a href=#79 id=79 data-nosnippet>79</a> vec.truncate(n);
|
||||
<a href=#80 id=80 data-nosnippet>80</a> }
|
||||
<a href=#81 id=81 data-nosnippet>81</a> }
|
||||
<a href=#82 id=82 data-nosnippet>82</a> }
|
||||
<a href=#83 id=83 data-nosnippet>83</a>
|
||||
<a href=#84 id=84 data-nosnippet>84</a> <span class="doccomment">/// Returns the value of the first parameter registered under the given key.
|
||||
<a href=#85 id=85 data-nosnippet>85</a> </span><span class="kw">pub fn </span>get(<span class="kw-2">&</span><span class="self">self</span>, key: <span class="kw">impl </span>AsRef<str>) -> <span class="prelude-ty">Option</span><<span class="kw-2">&</span><span class="lifetime">'v </span>str> {
|
||||
<a href=#86 id=86 data-nosnippet>86</a> <span class="kw">let </span>key = key.as_ref().as_bytes();
|
||||
<a href=#87 id=87 data-nosnippet>87</a>
|
||||
<a href=#88 id=88 data-nosnippet>88</a> <span class="kw">match </span><span class="kw-2">&</span><span class="self">self</span>.kind {
|
||||
<a href=#89 id=89 data-nosnippet>89</a> ParamsKind::None => <span class="prelude-val">None</span>,
|
||||
<a href=#90 id=90 data-nosnippet>90</a> ParamsKind::Small(arr, len) => arr
|
||||
<a href=#91 id=91 data-nosnippet>91</a> .iter()
|
||||
<a href=#92 id=92 data-nosnippet>92</a> .take(<span class="kw-2">*</span>len)
|
||||
<a href=#93 id=93 data-nosnippet>93</a> .find(|param| param.key == key)
|
||||
<a href=#94 id=94 data-nosnippet>94</a> .map(Param::value_str),
|
||||
<a href=#95 id=95 data-nosnippet>95</a> ParamsKind::Large(vec) => vec
|
||||
<a href=#96 id=96 data-nosnippet>96</a> .iter()
|
||||
<a href=#97 id=97 data-nosnippet>97</a> .find(|param| param.key == key)
|
||||
<a href=#98 id=98 data-nosnippet>98</a> .map(Param::value_str),
|
||||
<a href=#99 id=99 data-nosnippet>99</a> }
|
||||
<a href=#100 id=100 data-nosnippet>100</a> }
|
||||
<a href=#101 id=101 data-nosnippet>101</a>
|
||||
<a href=#102 id=102 data-nosnippet>102</a> <span class="doccomment">/// Returns an iterator over the parameters in the list.
|
||||
<a href=#103 id=103 data-nosnippet>103</a> </span><span class="kw">pub fn </span>iter(<span class="kw-2">&</span><span class="self">self</span>) -> ParamsIter<<span class="lifetime">'_</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#104 id=104 data-nosnippet>104</a> ParamsIter::new(<span class="self">self</span>)
|
||||
<a href=#105 id=105 data-nosnippet>105</a> }
|
||||
<a href=#106 id=106 data-nosnippet>106</a>
|
||||
<a href=#107 id=107 data-nosnippet>107</a> <span class="doccomment">/// Returns `true` if there are no parameters in the list.
|
||||
<a href=#108 id=108 data-nosnippet>108</a> </span><span class="kw">pub fn </span>is_empty(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
|
||||
<a href=#109 id=109 data-nosnippet>109</a> <span class="kw">match </span><span class="kw-2">&</span><span class="self">self</span>.kind {
|
||||
<a href=#110 id=110 data-nosnippet>110</a> ParamsKind::None => <span class="bool-val">true</span>,
|
||||
<a href=#111 id=111 data-nosnippet>111</a> ParamsKind::Small(<span class="kw">_</span>, len) => <span class="kw-2">*</span>len == <span class="number">0</span>,
|
||||
<a href=#112 id=112 data-nosnippet>112</a> ParamsKind::Large(vec) => vec.is_empty(),
|
||||
<a href=#113 id=113 data-nosnippet>113</a> }
|
||||
<a href=#114 id=114 data-nosnippet>114</a> }
|
||||
<a href=#115 id=115 data-nosnippet>115</a>
|
||||
<a href=#116 id=116 data-nosnippet>116</a> <span class="doccomment">/// Inserts a key value parameter pair into the list.
|
||||
<a href=#117 id=117 data-nosnippet>117</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>push(<span class="kw-2">&mut </span><span class="self">self</span>, key: <span class="kw-2">&</span><span class="lifetime">'k </span>[u8], value: <span class="kw-2">&</span><span class="lifetime">'v </span>[u8]) {
|
||||
<a href=#118 id=118 data-nosnippet>118</a> <span class="attr">#[cold]
|
||||
<a href=#119 id=119 data-nosnippet>119</a> </span><span class="kw">fn </span>drain_to_vec<T: Default>(len: usize, elem: T, arr: <span class="kw-2">&mut </span>[T; SMALL]) -> Vec<T> {
|
||||
<a href=#120 id=120 data-nosnippet>120</a> <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::with_capacity(len + <span class="number">1</span>);
|
||||
<a href=#121 id=121 data-nosnippet>121</a> vec.extend(arr.iter_mut().map(mem::take));
|
||||
<a href=#122 id=122 data-nosnippet>122</a> vec.push(elem);
|
||||
<a href=#123 id=123 data-nosnippet>123</a> vec
|
||||
<a href=#124 id=124 data-nosnippet>124</a> }
|
||||
<a href=#125 id=125 data-nosnippet>125</a>
|
||||
<a href=#126 id=126 data-nosnippet>126</a> <span class="kw">let </span>param = Param { key, value };
|
||||
<a href=#127 id=127 data-nosnippet>127</a> <span class="kw">match </span><span class="kw-2">&mut </span><span class="self">self</span>.kind {
|
||||
<a href=#128 id=128 data-nosnippet>128</a> ParamsKind::None => {
|
||||
<a href=#129 id=129 data-nosnippet>129</a> <span class="self">self</span>.kind = ParamsKind::Small([param, Param::default(), Param::default()], <span class="number">1</span>);
|
||||
<a href=#130 id=130 data-nosnippet>130</a> }
|
||||
<a href=#131 id=131 data-nosnippet>131</a> ParamsKind::Small(arr, len) => {
|
||||
<a href=#132 id=132 data-nosnippet>132</a> <span class="kw">if </span><span class="kw-2">*</span>len == SMALL {
|
||||
<a href=#133 id=133 data-nosnippet>133</a> <span class="self">self</span>.kind = ParamsKind::Large(drain_to_vec(<span class="kw-2">*</span>len, param, arr));
|
||||
<a href=#134 id=134 data-nosnippet>134</a> <span class="kw">return</span>;
|
||||
<a href=#135 id=135 data-nosnippet>135</a> }
|
||||
<a href=#136 id=136 data-nosnippet>136</a> arr[<span class="kw-2">*</span>len] = param;
|
||||
<a href=#137 id=137 data-nosnippet>137</a> <span class="kw-2">*</span>len += <span class="number">1</span>;
|
||||
<a href=#138 id=138 data-nosnippet>138</a> }
|
||||
<a href=#139 id=139 data-nosnippet>139</a> ParamsKind::Large(vec) => vec.push(param),
|
||||
<a href=#140 id=140 data-nosnippet>140</a> }
|
||||
<a href=#141 id=141 data-nosnippet>141</a> }
|
||||
<a href=#142 id=142 data-nosnippet>142</a>
|
||||
<a href=#143 id=143 data-nosnippet>143</a> <span class="comment">// Transform each key.
|
||||
<a href=#144 id=144 data-nosnippet>144</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>for_each_key_mut(<span class="kw-2">&mut </span><span class="self">self</span>, f: <span class="kw">impl </span>Fn((usize, <span class="kw-2">&mut &</span><span class="lifetime">'k </span>[u8]))) {
|
||||
<a href=#145 id=145 data-nosnippet>145</a> <span class="kw">match </span><span class="kw-2">&mut </span><span class="self">self</span>.kind {
|
||||
<a href=#146 id=146 data-nosnippet>146</a> ParamsKind::None => {}
|
||||
<a href=#147 id=147 data-nosnippet>147</a> ParamsKind::Small(arr, len) => arr
|
||||
<a href=#148 id=148 data-nosnippet>148</a> .iter_mut()
|
||||
<a href=#149 id=149 data-nosnippet>149</a> .take(<span class="kw-2">*</span>len)
|
||||
<a href=#150 id=150 data-nosnippet>150</a> .map(|param| <span class="kw-2">&mut </span>param.key)
|
||||
<a href=#151 id=151 data-nosnippet>151</a> .enumerate()
|
||||
<a href=#152 id=152 data-nosnippet>152</a> .for_each(f),
|
||||
<a href=#153 id=153 data-nosnippet>153</a> ParamsKind::Large(vec) => vec
|
||||
<a href=#154 id=154 data-nosnippet>154</a> .iter_mut()
|
||||
<a href=#155 id=155 data-nosnippet>155</a> .map(|param| <span class="kw-2">&mut </span>param.key)
|
||||
<a href=#156 id=156 data-nosnippet>156</a> .enumerate()
|
||||
<a href=#157 id=157 data-nosnippet>157</a> .for_each(f),
|
||||
<a href=#158 id=158 data-nosnippet>158</a> }
|
||||
<a href=#159 id=159 data-nosnippet>159</a> }
|
||||
<a href=#160 id=160 data-nosnippet>160</a>}
|
||||
<a href=#161 id=161 data-nosnippet>161</a>
|
||||
<a href=#162 id=162 data-nosnippet>162</a><span class="doccomment">/// An iterator over the keys and values of a route's [parameters](crate::Params).
|
||||
<a href=#163 id=163 data-nosnippet>163</a></span><span class="kw">pub struct </span>ParamsIter<<span class="lifetime">'ps</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#164 id=164 data-nosnippet>164</a> kind: ParamsIterKind<<span class="lifetime">'ps</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>>,
|
||||
<a href=#165 id=165 data-nosnippet>165</a>}
|
||||
<a href=#166 id=166 data-nosnippet>166</a>
|
||||
<a href=#167 id=167 data-nosnippet>167</a><span class="kw">impl</span><<span class="lifetime">'ps</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>> ParamsIter<<span class="lifetime">'ps</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#168 id=168 data-nosnippet>168</a> <span class="kw">fn </span>new(params: <span class="kw-2">&</span><span class="lifetime">'ps </span>Params<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>>) -> <span class="self">Self </span>{
|
||||
<a href=#169 id=169 data-nosnippet>169</a> <span class="kw">let </span>kind = <span class="kw">match </span><span class="kw-2">&</span>params.kind {
|
||||
<a href=#170 id=170 data-nosnippet>170</a> ParamsKind::None => ParamsIterKind::None,
|
||||
<a href=#171 id=171 data-nosnippet>171</a> ParamsKind::Small(arr, len) => ParamsIterKind::Small(arr.iter().take(<span class="kw-2">*</span>len)),
|
||||
<a href=#172 id=172 data-nosnippet>172</a> ParamsKind::Large(vec) => ParamsIterKind::Large(vec.iter()),
|
||||
<a href=#173 id=173 data-nosnippet>173</a> };
|
||||
<a href=#174 id=174 data-nosnippet>174</a> <span class="self">Self </span>{ kind }
|
||||
<a href=#175 id=175 data-nosnippet>175</a> }
|
||||
<a href=#176 id=176 data-nosnippet>176</a>}
|
||||
<a href=#177 id=177 data-nosnippet>177</a>
|
||||
<a href=#178 id=178 data-nosnippet>178</a><span class="kw">enum </span>ParamsIterKind<<span class="lifetime">'ps</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#179 id=179 data-nosnippet>179</a> <span class="prelude-val">None</span>,
|
||||
<a href=#180 id=180 data-nosnippet>180</a> Small(iter::Take<slice::Iter<<span class="lifetime">'ps</span>, Param<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>>>>),
|
||||
<a href=#181 id=181 data-nosnippet>181</a> Large(slice::Iter<<span class="lifetime">'ps</span>, Param<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>>>),
|
||||
<a href=#182 id=182 data-nosnippet>182</a>}
|
||||
<a href=#183 id=183 data-nosnippet>183</a>
|
||||
<a href=#184 id=184 data-nosnippet>184</a><span class="kw">impl</span><<span class="lifetime">'ps</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>> Iterator <span class="kw">for </span>ParamsIter<<span class="lifetime">'ps</span>, <span class="lifetime">'k</span>, <span class="lifetime">'v</span>> {
|
||||
<a href=#185 id=185 data-nosnippet>185</a> <span class="kw">type </span>Item = (<span class="kw-2">&</span><span class="lifetime">'k </span>str, <span class="kw-2">&</span><span class="lifetime">'v </span>str);
|
||||
<a href=#186 id=186 data-nosnippet>186</a>
|
||||
<a href=#187 id=187 data-nosnippet>187</a> <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> {
|
||||
<a href=#188 id=188 data-nosnippet>188</a> <span class="kw">match </span><span class="self">self</span>.kind {
|
||||
<a href=#189 id=189 data-nosnippet>189</a> ParamsIterKind::None => <span class="prelude-val">None</span>,
|
||||
<a href=#190 id=190 data-nosnippet>190</a> ParamsIterKind::Small(<span class="kw-2">ref mut </span>iter) => {
|
||||
<a href=#191 id=191 data-nosnippet>191</a> iter.next().map(|p| (p.key_str(), p.value_str()))
|
||||
<a href=#192 id=192 data-nosnippet>192</a> }
|
||||
<a href=#193 id=193 data-nosnippet>193</a> ParamsIterKind::Large(<span class="kw-2">ref mut </span>iter) => {
|
||||
<a href=#194 id=194 data-nosnippet>194</a> iter.next().map(|p| (p.key_str(), p.value_str()))
|
||||
<a href=#195 id=195 data-nosnippet>195</a> }
|
||||
<a href=#196 id=196 data-nosnippet>196</a> }
|
||||
<a href=#197 id=197 data-nosnippet>197</a> }
|
||||
<a href=#198 id=198 data-nosnippet>198</a>}
|
||||
<a href=#199 id=199 data-nosnippet>199</a>
|
||||
<a href=#200 id=200 data-nosnippet>200</a><span class="attr">#[cfg(test)]
|
||||
<a href=#201 id=201 data-nosnippet>201</a></span><span class="kw">mod </span>tests {
|
||||
<a href=#202 id=202 data-nosnippet>202</a> <span class="kw">use super</span>::<span class="kw-2">*</span>;
|
||||
<a href=#203 id=203 data-nosnippet>203</a>
|
||||
<a href=#204 id=204 data-nosnippet>204</a> <span class="attr">#[test]
|
||||
<a href=#205 id=205 data-nosnippet>205</a> </span><span class="kw">fn </span>no_alloc() {
|
||||
<a href=#206 id=206 data-nosnippet>206</a> <span class="macro">assert_eq!</span>(Params::new().kind, ParamsKind::None);
|
||||
<a href=#207 id=207 data-nosnippet>207</a> }
|
||||
<a href=#208 id=208 data-nosnippet>208</a>
|
||||
<a href=#209 id=209 data-nosnippet>209</a> <span class="attr">#[test]
|
||||
<a href=#210 id=210 data-nosnippet>210</a> </span><span class="kw">fn </span>heap_alloc() {
|
||||
<a href=#211 id=211 data-nosnippet>211</a> <span class="kw">let </span>vec = <span class="macro">vec!</span>[
|
||||
<a href=#212 id=212 data-nosnippet>212</a> (<span class="string">"hello"</span>, <span class="string">"hello"</span>),
|
||||
<a href=#213 id=213 data-nosnippet>213</a> (<span class="string">"world"</span>, <span class="string">"world"</span>),
|
||||
<a href=#214 id=214 data-nosnippet>214</a> (<span class="string">"foo"</span>, <span class="string">"foo"</span>),
|
||||
<a href=#215 id=215 data-nosnippet>215</a> (<span class="string">"bar"</span>, <span class="string">"bar"</span>),
|
||||
<a href=#216 id=216 data-nosnippet>216</a> (<span class="string">"baz"</span>, <span class="string">"baz"</span>),
|
||||
<a href=#217 id=217 data-nosnippet>217</a> ];
|
||||
<a href=#218 id=218 data-nosnippet>218</a>
|
||||
<a href=#219 id=219 data-nosnippet>219</a> <span class="kw">let </span><span class="kw-2">mut </span>params = Params::new();
|
||||
<a href=#220 id=220 data-nosnippet>220</a> <span class="kw">for </span>(key, value) <span class="kw">in </span>vec.clone() {
|
||||
<a href=#221 id=221 data-nosnippet>221</a> params.push(key.as_bytes(), value.as_bytes());
|
||||
<a href=#222 id=222 data-nosnippet>222</a> <span class="macro">assert_eq!</span>(params.get(key), <span class="prelude-val">Some</span>(value));
|
||||
<a href=#223 id=223 data-nosnippet>223</a> }
|
||||
<a href=#224 id=224 data-nosnippet>224</a>
|
||||
<a href=#225 id=225 data-nosnippet>225</a> <span class="kw">match </span>params.kind {
|
||||
<a href=#226 id=226 data-nosnippet>226</a> ParamsKind::Large(..) => {}
|
||||
<a href=#227 id=227 data-nosnippet>227</a> <span class="kw">_ </span>=> <span class="macro">panic!</span>(),
|
||||
<a href=#228 id=228 data-nosnippet>228</a> }
|
||||
<a href=#229 id=229 data-nosnippet>229</a>
|
||||
<a href=#230 id=230 data-nosnippet>230</a> <span class="macro">assert!</span>(params.iter().eq(vec.clone()));
|
||||
<a href=#231 id=231 data-nosnippet>231</a> }
|
||||
<a href=#232 id=232 data-nosnippet>232</a>
|
||||
<a href=#233 id=233 data-nosnippet>233</a> <span class="attr">#[test]
|
||||
<a href=#234 id=234 data-nosnippet>234</a> </span><span class="kw">fn </span>stack_alloc() {
|
||||
<a href=#235 id=235 data-nosnippet>235</a> <span class="kw">let </span>vec = <span class="macro">vec!</span>[(<span class="string">"hello"</span>, <span class="string">"hello"</span>), (<span class="string">"world"</span>, <span class="string">"world"</span>), (<span class="string">"baz"</span>, <span class="string">"baz"</span>)];
|
||||
<a href=#236 id=236 data-nosnippet>236</a>
|
||||
<a href=#237 id=237 data-nosnippet>237</a> <span class="kw">let </span><span class="kw-2">mut </span>params = Params::new();
|
||||
<a href=#238 id=238 data-nosnippet>238</a> <span class="kw">for </span>(key, value) <span class="kw">in </span>vec.clone() {
|
||||
<a href=#239 id=239 data-nosnippet>239</a> params.push(key.as_bytes(), value.as_bytes());
|
||||
<a href=#240 id=240 data-nosnippet>240</a> <span class="macro">assert_eq!</span>(params.get(key), <span class="prelude-val">Some</span>(value));
|
||||
<a href=#241 id=241 data-nosnippet>241</a> }
|
||||
<a href=#242 id=242 data-nosnippet>242</a>
|
||||
<a href=#243 id=243 data-nosnippet>243</a> <span class="kw">match </span>params.kind {
|
||||
<a href=#244 id=244 data-nosnippet>244</a> ParamsKind::Small(..) => {}
|
||||
<a href=#245 id=245 data-nosnippet>245</a> <span class="kw">_ </span>=> <span class="macro">panic!</span>(),
|
||||
<a href=#246 id=246 data-nosnippet>246</a> }
|
||||
<a href=#247 id=247 data-nosnippet>247</a>
|
||||
<a href=#248 id=248 data-nosnippet>248</a> <span class="macro">assert!</span>(params.iter().eq(vec.clone()));
|
||||
<a href=#249 id=249 data-nosnippet>249</a> }
|
||||
<a href=#250 id=250 data-nosnippet>250</a>
|
||||
<a href=#251 id=251 data-nosnippet>251</a> <span class="attr">#[test]
|
||||
<a href=#252 id=252 data-nosnippet>252</a> </span><span class="kw">fn </span>ignore_array_default() {
|
||||
<a href=#253 id=253 data-nosnippet>253</a> <span class="kw">let </span>params = Params::new();
|
||||
<a href=#254 id=254 data-nosnippet>254</a> <span class="macro">assert!</span>(params.get(<span class="string">""</span>).is_none());
|
||||
<a href=#255 id=255 data-nosnippet>255</a> }
|
||||
<a href=#256 id=256 data-nosnippet>256</a>}
|
||||
</code></pre></div></section></main></body></html>
|
||||
115
target/doc/src/matchit/router.rs.html
Normal file
115
target/doc/src/matchit/router.rs.html
Normal file
@@ -0,0 +1,115 @@
|
||||
<!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 `C:\Users\szend\.cargo\registry\src\index.crates.io-1949cf8c6b5b557f\matchit-0.7.3\src\router.rs`."><title>router.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="matchit" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="../../static.files/src-script-813739b1.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><section id="main-content" class="content"><div class="main-heading"><h1><div class="sub-heading">matchit/</div>router.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap digits-3"><pre class="rust"><code><a href=#1 id=1 data-nosnippet>1</a><span class="kw">use </span><span class="kw">crate</span>::tree::Node;
|
||||
<a href=#2 id=2 data-nosnippet>2</a><span class="kw">use crate</span>::{InsertError, MatchError, Params};
|
||||
<a href=#3 id=3 data-nosnippet>3</a>
|
||||
<a href=#4 id=4 data-nosnippet>4</a><span class="doccomment">/// A URL router.
|
||||
<a href=#5 id=5 data-nosnippet>5</a>///
|
||||
<a href=#6 id=6 data-nosnippet>6</a>/// See [the crate documentation](crate) for details.
|
||||
<a href=#7 id=7 data-nosnippet>7</a></span><span class="attr">#[derive(Clone)]
|
||||
<a href=#8 id=8 data-nosnippet>8</a>#[cfg_attr(test, derive(Debug))]
|
||||
<a href=#9 id=9 data-nosnippet>9</a></span><span class="kw">pub struct </span>Router<T> {
|
||||
<a href=#10 id=10 data-nosnippet>10</a> root: Node<T>,
|
||||
<a href=#11 id=11 data-nosnippet>11</a>}
|
||||
<a href=#12 id=12 data-nosnippet>12</a>
|
||||
<a href=#13 id=13 data-nosnippet>13</a><span class="kw">impl</span><T> Default <span class="kw">for </span>Router<T> {
|
||||
<a href=#14 id=14 data-nosnippet>14</a> <span class="kw">fn </span>default() -> <span class="self">Self </span>{
|
||||
<a href=#15 id=15 data-nosnippet>15</a> <span class="self">Self </span>{
|
||||
<a href=#16 id=16 data-nosnippet>16</a> root: Node::default(),
|
||||
<a href=#17 id=17 data-nosnippet>17</a> }
|
||||
<a href=#18 id=18 data-nosnippet>18</a> }
|
||||
<a href=#19 id=19 data-nosnippet>19</a>}
|
||||
<a href=#20 id=20 data-nosnippet>20</a>
|
||||
<a href=#21 id=21 data-nosnippet>21</a><span class="kw">impl</span><T> Router<T> {
|
||||
<a href=#22 id=22 data-nosnippet>22</a> <span class="doccomment">/// Construct a new router.
|
||||
<a href=#23 id=23 data-nosnippet>23</a> </span><span class="kw">pub fn </span>new() -> <span class="self">Self </span>{
|
||||
<a href=#24 id=24 data-nosnippet>24</a> <span class="self">Self</span>::default()
|
||||
<a href=#25 id=25 data-nosnippet>25</a> }
|
||||
<a href=#26 id=26 data-nosnippet>26</a>
|
||||
<a href=#27 id=27 data-nosnippet>27</a> <span class="doccomment">/// Insert a route.
|
||||
<a href=#28 id=28 data-nosnippet>28</a> ///
|
||||
<a href=#29 id=29 data-nosnippet>29</a> /// # Examples
|
||||
<a href=#30 id=30 data-nosnippet>30</a> ///
|
||||
<a href=#31 id=31 data-nosnippet>31</a> /// ```rust
|
||||
<a href=#32 id=32 data-nosnippet>32</a> /// # use matchit::Router;
|
||||
<a href=#33 id=33 data-nosnippet>33</a> /// # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#34 id=34 data-nosnippet>34</a> /// let mut router = Router::new();
|
||||
<a href=#35 id=35 data-nosnippet>35</a> /// router.insert("/home", "Welcome!")?;
|
||||
<a href=#36 id=36 data-nosnippet>36</a> /// router.insert("/users/:id", "A User")?;
|
||||
<a href=#37 id=37 data-nosnippet>37</a> /// # Ok(())
|
||||
<a href=#38 id=38 data-nosnippet>38</a> /// # }
|
||||
<a href=#39 id=39 data-nosnippet>39</a> /// ```
|
||||
<a href=#40 id=40 data-nosnippet>40</a> </span><span class="kw">pub fn </span>insert(<span class="kw-2">&mut </span><span class="self">self</span>, route: <span class="kw">impl </span>Into<String>, value: T) -> <span class="prelude-ty">Result</span><(), InsertError> {
|
||||
<a href=#41 id=41 data-nosnippet>41</a> <span class="self">self</span>.root.insert(route, value)
|
||||
<a href=#42 id=42 data-nosnippet>42</a> }
|
||||
<a href=#43 id=43 data-nosnippet>43</a>
|
||||
<a href=#44 id=44 data-nosnippet>44</a> <span class="doccomment">/// Tries to find a value in the router matching the given path.
|
||||
<a href=#45 id=45 data-nosnippet>45</a> ///
|
||||
<a href=#46 id=46 data-nosnippet>46</a> /// # Examples
|
||||
<a href=#47 id=47 data-nosnippet>47</a> ///
|
||||
<a href=#48 id=48 data-nosnippet>48</a> /// ```rust
|
||||
<a href=#49 id=49 data-nosnippet>49</a> /// # use matchit::Router;
|
||||
<a href=#50 id=50 data-nosnippet>50</a> /// # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#51 id=51 data-nosnippet>51</a> /// let mut router = Router::new();
|
||||
<a href=#52 id=52 data-nosnippet>52</a> /// router.insert("/home", "Welcome!")?;
|
||||
<a href=#53 id=53 data-nosnippet>53</a> ///
|
||||
<a href=#54 id=54 data-nosnippet>54</a> /// let matched = router.at("/home").unwrap();
|
||||
<a href=#55 id=55 data-nosnippet>55</a> /// assert_eq!(*matched.value, "Welcome!");
|
||||
<a href=#56 id=56 data-nosnippet>56</a> /// # Ok(())
|
||||
<a href=#57 id=57 data-nosnippet>57</a> /// # }
|
||||
<a href=#58 id=58 data-nosnippet>58</a> /// ```
|
||||
<a href=#59 id=59 data-nosnippet>59</a> </span><span class="kw">pub fn </span>at<<span class="lifetime">'m</span>, <span class="lifetime">'p</span>>(<span class="kw-2">&</span><span class="lifetime">'m </span><span class="self">self</span>, path: <span class="kw-2">&</span><span class="lifetime">'p </span>str) -> <span class="prelude-ty">Result</span><Match<<span class="lifetime">'m</span>, <span class="lifetime">'p</span>, <span class="kw-2">&</span><span class="lifetime">'m </span>T>, MatchError> {
|
||||
<a href=#60 id=60 data-nosnippet>60</a> <span class="kw">match </span><span class="self">self</span>.root.at(path.as_bytes()) {
|
||||
<a href=#61 id=61 data-nosnippet>61</a> <span class="prelude-val">Ok</span>((value, params)) => <span class="prelude-val">Ok</span>(Match {
|
||||
<a href=#62 id=62 data-nosnippet>62</a> <span class="comment">// SAFETY: We only expose &mut T through &mut self
|
||||
<a href=#63 id=63 data-nosnippet>63</a> </span>value: <span class="kw">unsafe </span>{ <span class="kw-2">&*</span>value.get() },
|
||||
<a href=#64 id=64 data-nosnippet>64</a> params,
|
||||
<a href=#65 id=65 data-nosnippet>65</a> }),
|
||||
<a href=#66 id=66 data-nosnippet>66</a> <span class="prelude-val">Err</span>(e) => <span class="prelude-val">Err</span>(e),
|
||||
<a href=#67 id=67 data-nosnippet>67</a> }
|
||||
<a href=#68 id=68 data-nosnippet>68</a> }
|
||||
<a href=#69 id=69 data-nosnippet>69</a>
|
||||
<a href=#70 id=70 data-nosnippet>70</a> <span class="doccomment">/// Tries to find a value in the router matching the given path,
|
||||
<a href=#71 id=71 data-nosnippet>71</a> /// returning a mutable reference.
|
||||
<a href=#72 id=72 data-nosnippet>72</a> ///
|
||||
<a href=#73 id=73 data-nosnippet>73</a> /// # Examples
|
||||
<a href=#74 id=74 data-nosnippet>74</a> ///
|
||||
<a href=#75 id=75 data-nosnippet>75</a> /// ```rust
|
||||
<a href=#76 id=76 data-nosnippet>76</a> /// # use matchit::Router;
|
||||
<a href=#77 id=77 data-nosnippet>77</a> /// # fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
<a href=#78 id=78 data-nosnippet>78</a> /// let mut router = Router::new();
|
||||
<a href=#79 id=79 data-nosnippet>79</a> /// router.insert("/", 1)?;
|
||||
<a href=#80 id=80 data-nosnippet>80</a> ///
|
||||
<a href=#81 id=81 data-nosnippet>81</a> /// *router.at_mut("/").unwrap().value += 1;
|
||||
<a href=#82 id=82 data-nosnippet>82</a> /// assert_eq!(*router.at("/").unwrap().value, 2);
|
||||
<a href=#83 id=83 data-nosnippet>83</a> /// # Ok(())
|
||||
<a href=#84 id=84 data-nosnippet>84</a> /// # }
|
||||
<a href=#85 id=85 data-nosnippet>85</a> /// ```
|
||||
<a href=#86 id=86 data-nosnippet>86</a> </span><span class="kw">pub fn </span>at_mut<<span class="lifetime">'m</span>, <span class="lifetime">'p</span>>(
|
||||
<a href=#87 id=87 data-nosnippet>87</a> <span class="kw-2">&</span><span class="lifetime">'m </span><span class="kw-2">mut </span><span class="self">self</span>,
|
||||
<a href=#88 id=88 data-nosnippet>88</a> path: <span class="kw-2">&</span><span class="lifetime">'p </span>str,
|
||||
<a href=#89 id=89 data-nosnippet>89</a> ) -> <span class="prelude-ty">Result</span><Match<<span class="lifetime">'m</span>, <span class="lifetime">'p</span>, <span class="kw-2">&</span><span class="lifetime">'m </span><span class="kw-2">mut </span>T>, MatchError> {
|
||||
<a href=#90 id=90 data-nosnippet>90</a> <span class="kw">match </span><span class="self">self</span>.root.at(path.as_bytes()) {
|
||||
<a href=#91 id=91 data-nosnippet>91</a> <span class="prelude-val">Ok</span>((value, params)) => <span class="prelude-val">Ok</span>(Match {
|
||||
<a href=#92 id=92 data-nosnippet>92</a> <span class="comment">// SAFETY: We have &mut self
|
||||
<a href=#93 id=93 data-nosnippet>93</a> </span>value: <span class="kw">unsafe </span>{ <span class="kw-2">&mut *</span>value.get() },
|
||||
<a href=#94 id=94 data-nosnippet>94</a> params,
|
||||
<a href=#95 id=95 data-nosnippet>95</a> }),
|
||||
<a href=#96 id=96 data-nosnippet>96</a> <span class="prelude-val">Err</span>(e) => <span class="prelude-val">Err</span>(e),
|
||||
<a href=#97 id=97 data-nosnippet>97</a> }
|
||||
<a href=#98 id=98 data-nosnippet>98</a> }
|
||||
<a href=#99 id=99 data-nosnippet>99</a>
|
||||
<a href=#100 id=100 data-nosnippet>100</a> <span class="attr">#[cfg(feature = <span class="string">"__test_helpers"</span>)]
|
||||
<a href=#101 id=101 data-nosnippet>101</a> </span><span class="kw">pub fn </span>check_priorities(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><u32, (u32, u32)> {
|
||||
<a href=#102 id=102 data-nosnippet>102</a> <span class="self">self</span>.root.check_priorities()
|
||||
<a href=#103 id=103 data-nosnippet>103</a> }
|
||||
<a href=#104 id=104 data-nosnippet>104</a>}
|
||||
<a href=#105 id=105 data-nosnippet>105</a>
|
||||
<a href=#106 id=106 data-nosnippet>106</a><span class="doccomment">/// A successful match consisting of the registered value
|
||||
<a href=#107 id=107 data-nosnippet>107</a>/// and URL parameters, returned by [`Router::at`](Router::at).
|
||||
<a href=#108 id=108 data-nosnippet>108</a></span><span class="attr">#[derive(Debug)]
|
||||
<a href=#109 id=109 data-nosnippet>109</a></span><span class="kw">pub struct </span>Match<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>, V> {
|
||||
<a href=#110 id=110 data-nosnippet>110</a> <span class="doccomment">/// The value stored under the matched node.
|
||||
<a href=#111 id=111 data-nosnippet>111</a> </span><span class="kw">pub </span>value: V,
|
||||
<a href=#112 id=112 data-nosnippet>112</a> <span class="doccomment">/// The route parameters. See [parameters](crate#parameters) for more details.
|
||||
<a href=#113 id=113 data-nosnippet>113</a> </span><span class="kw">pub </span>params: Params<<span class="lifetime">'k</span>, <span class="lifetime">'v</span>>,
|
||||
<a href=#114 id=114 data-nosnippet>114</a>}
|
||||
</code></pre></div></section></main></body></html>
|
||||
744
target/doc/src/matchit/tree.rs.html
Normal file
744
target/doc/src/matchit/tree.rs.html
Normal file
@@ -0,0 +1,744 @@
|
||||
<!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 `C:\Users\szend\.cargo\registry\src\index.crates.io-1949cf8c6b5b557f\matchit-0.7.3\src\tree.rs`."><title>tree.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="matchit" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="../../static.files/src-script-813739b1.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><section id="main-content" class="content"><div class="main-heading"><h1><div class="sub-heading">matchit/</div>tree.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap digits-3"><pre class="rust"><code><a href=#1 id=1 data-nosnippet>1</a><span class="kw">use crate</span>::{InsertError, MatchError, Params};
|
||||
<a href=#2 id=2 data-nosnippet>2</a>
|
||||
<a href=#3 id=3 data-nosnippet>3</a><span class="kw">use </span>std::cell::UnsafeCell;
|
||||
<a href=#4 id=4 data-nosnippet>4</a><span class="kw">use </span>std::cmp::min;
|
||||
<a href=#5 id=5 data-nosnippet>5</a><span class="kw">use </span>std::mem;
|
||||
<a href=#6 id=6 data-nosnippet>6</a>
|
||||
<a href=#7 id=7 data-nosnippet>7</a><span class="doccomment">/// The types of nodes the tree can hold
|
||||
<a href=#8 id=8 data-nosnippet>8</a></span><span class="attr">#[derive(PartialEq, Eq, PartialOrd, Ord, Debug, Clone)]
|
||||
<a href=#9 id=9 data-nosnippet>9</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum </span>NodeType {
|
||||
<a href=#10 id=10 data-nosnippet>10</a> <span class="doccomment">/// The root path
|
||||
<a href=#11 id=11 data-nosnippet>11</a> </span>Root,
|
||||
<a href=#12 id=12 data-nosnippet>12</a> <span class="doccomment">/// A route parameter, ex: `/:id`.
|
||||
<a href=#13 id=13 data-nosnippet>13</a> </span>Param,
|
||||
<a href=#14 id=14 data-nosnippet>14</a> <span class="doccomment">/// A catchall parameter, ex: `/*file`
|
||||
<a href=#15 id=15 data-nosnippet>15</a> </span>CatchAll,
|
||||
<a href=#16 id=16 data-nosnippet>16</a> <span class="doccomment">/// Anything else
|
||||
<a href=#17 id=17 data-nosnippet>17</a> </span>Static,
|
||||
<a href=#18 id=18 data-nosnippet>18</a>}
|
||||
<a href=#19 id=19 data-nosnippet>19</a>
|
||||
<a href=#20 id=20 data-nosnippet>20</a><span class="doccomment">/// A radix tree used for URL path matching.
|
||||
<a href=#21 id=21 data-nosnippet>21</a>///
|
||||
<a href=#22 id=22 data-nosnippet>22</a>/// See [the crate documentation](crate) for details.
|
||||
<a href=#23 id=23 data-nosnippet>23</a></span><span class="kw">pub struct </span>Node<T> {
|
||||
<a href=#24 id=24 data-nosnippet>24</a> priority: u32,
|
||||
<a href=#25 id=25 data-nosnippet>25</a> wild_child: bool,
|
||||
<a href=#26 id=26 data-nosnippet>26</a> indices: Vec<u8>,
|
||||
<a href=#27 id=27 data-nosnippet>27</a> <span class="comment">// see `at` for why an unsafe cell is needed
|
||||
<a href=#28 id=28 data-nosnippet>28</a> </span>value: <span class="prelude-ty">Option</span><UnsafeCell<T>>,
|
||||
<a href=#29 id=29 data-nosnippet>29</a> <span class="kw">pub</span>(<span class="kw">crate</span>) param_remapping: ParamRemapping,
|
||||
<a href=#30 id=30 data-nosnippet>30</a> <span class="kw">pub</span>(<span class="kw">crate</span>) node_type: NodeType,
|
||||
<a href=#31 id=31 data-nosnippet>31</a> <span class="kw">pub</span>(<span class="kw">crate</span>) prefix: Vec<u8>,
|
||||
<a href=#32 id=32 data-nosnippet>32</a> <span class="kw">pub</span>(<span class="kw">crate</span>) children: Vec<<span class="self">Self</span>>,
|
||||
<a href=#33 id=33 data-nosnippet>33</a>}
|
||||
<a href=#34 id=34 data-nosnippet>34</a>
|
||||
<a href=#35 id=35 data-nosnippet>35</a><span class="comment">// SAFETY: we expose `value` per rust's usual borrowing rules, so we can just delegate these traits
|
||||
<a href=#36 id=36 data-nosnippet>36</a></span><span class="kw">unsafe impl</span><T: Send> Send <span class="kw">for </span>Node<T> {}
|
||||
<a href=#37 id=37 data-nosnippet>37</a><span class="kw">unsafe impl</span><T: Sync> Sync <span class="kw">for </span>Node<T> {}
|
||||
<a href=#38 id=38 data-nosnippet>38</a>
|
||||
<a href=#39 id=39 data-nosnippet>39</a><span class="kw">impl</span><T> Node<T> {
|
||||
<a href=#40 id=40 data-nosnippet>40</a> <span class="kw">pub fn </span>insert(<span class="kw-2">&mut </span><span class="self">self</span>, route: <span class="kw">impl </span>Into<String>, val: T) -> <span class="prelude-ty">Result</span><(), InsertError> {
|
||||
<a href=#41 id=41 data-nosnippet>41</a> <span class="kw">let </span>route = route.into().into_bytes();
|
||||
<a href=#42 id=42 data-nosnippet>42</a> <span class="kw">let </span>(route, param_remapping) = normalize_params(route)<span class="question-mark">?</span>;
|
||||
<a href=#43 id=43 data-nosnippet>43</a> <span class="kw">let </span><span class="kw-2">mut </span>prefix = route.as_ref();
|
||||
<a href=#44 id=44 data-nosnippet>44</a>
|
||||
<a href=#45 id=45 data-nosnippet>45</a> <span class="self">self</span>.priority += <span class="number">1</span>;
|
||||
<a href=#46 id=46 data-nosnippet>46</a>
|
||||
<a href=#47 id=47 data-nosnippet>47</a> <span class="comment">// the tree is empty
|
||||
<a href=#48 id=48 data-nosnippet>48</a> </span><span class="kw">if </span><span class="self">self</span>.prefix.is_empty() && <span class="self">self</span>.children.is_empty() {
|
||||
<a href=#49 id=49 data-nosnippet>49</a> <span class="kw">let </span>last = <span class="self">self</span>.insert_child(prefix, <span class="kw-2">&</span>route, val)<span class="question-mark">?</span>;
|
||||
<a href=#50 id=50 data-nosnippet>50</a> last.param_remapping = param_remapping;
|
||||
<a href=#51 id=51 data-nosnippet>51</a> <span class="self">self</span>.node_type = NodeType::Root;
|
||||
<a href=#52 id=52 data-nosnippet>52</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(());
|
||||
<a href=#53 id=53 data-nosnippet>53</a> }
|
||||
<a href=#54 id=54 data-nosnippet>54</a>
|
||||
<a href=#55 id=55 data-nosnippet>55</a> <span class="kw">let </span><span class="kw-2">mut </span>current = <span class="self">self</span>;
|
||||
<a href=#56 id=56 data-nosnippet>56</a>
|
||||
<a href=#57 id=57 data-nosnippet>57</a> <span class="lifetime">'walk</span>: <span class="kw">loop </span>{
|
||||
<a href=#58 id=58 data-nosnippet>58</a> <span class="comment">// find the longest common prefix
|
||||
<a href=#59 id=59 data-nosnippet>59</a> </span><span class="kw">let </span>len = min(prefix.len(), current.prefix.len());
|
||||
<a href=#60 id=60 data-nosnippet>60</a> <span class="kw">let </span>common_prefix = (<span class="number">0</span>..len)
|
||||
<a href=#61 id=61 data-nosnippet>61</a> .find(|<span class="kw-2">&</span>i| prefix[i] != current.prefix[i])
|
||||
<a href=#62 id=62 data-nosnippet>62</a> .unwrap_or(len);
|
||||
<a href=#63 id=63 data-nosnippet>63</a>
|
||||
<a href=#64 id=64 data-nosnippet>64</a> <span class="comment">// the common prefix is a substring of the current node's prefix, split the node
|
||||
<a href=#65 id=65 data-nosnippet>65</a> </span><span class="kw">if </span>common_prefix < current.prefix.len() {
|
||||
<a href=#66 id=66 data-nosnippet>66</a> <span class="kw">let </span>child = Node {
|
||||
<a href=#67 id=67 data-nosnippet>67</a> prefix: current.prefix[common_prefix..].to_owned(),
|
||||
<a href=#68 id=68 data-nosnippet>68</a> children: mem::take(<span class="kw-2">&mut </span>current.children),
|
||||
<a href=#69 id=69 data-nosnippet>69</a> wild_child: current.wild_child,
|
||||
<a href=#70 id=70 data-nosnippet>70</a> indices: current.indices.clone(),
|
||||
<a href=#71 id=71 data-nosnippet>71</a> value: current.value.take(),
|
||||
<a href=#72 id=72 data-nosnippet>72</a> param_remapping: mem::take(<span class="kw-2">&mut </span>current.param_remapping),
|
||||
<a href=#73 id=73 data-nosnippet>73</a> priority: current.priority - <span class="number">1</span>,
|
||||
<a href=#74 id=74 data-nosnippet>74</a> ..Node::default()
|
||||
<a href=#75 id=75 data-nosnippet>75</a> };
|
||||
<a href=#76 id=76 data-nosnippet>76</a>
|
||||
<a href=#77 id=77 data-nosnippet>77</a> <span class="comment">// the current node now holds only the common prefix
|
||||
<a href=#78 id=78 data-nosnippet>78</a> </span>current.children = <span class="macro">vec!</span>[child];
|
||||
<a href=#79 id=79 data-nosnippet>79</a> current.indices = <span class="macro">vec!</span>[current.prefix[common_prefix]];
|
||||
<a href=#80 id=80 data-nosnippet>80</a> current.prefix = prefix[..common_prefix].to_owned();
|
||||
<a href=#81 id=81 data-nosnippet>81</a> current.wild_child = <span class="bool-val">false</span>;
|
||||
<a href=#82 id=82 data-nosnippet>82</a> }
|
||||
<a href=#83 id=83 data-nosnippet>83</a>
|
||||
<a href=#84 id=84 data-nosnippet>84</a> <span class="comment">// the route has a common prefix, search deeper
|
||||
<a href=#85 id=85 data-nosnippet>85</a> </span><span class="kw">if </span>prefix.len() > common_prefix {
|
||||
<a href=#86 id=86 data-nosnippet>86</a> prefix = <span class="kw-2">&</span>prefix[common_prefix..];
|
||||
<a href=#87 id=87 data-nosnippet>87</a>
|
||||
<a href=#88 id=88 data-nosnippet>88</a> <span class="kw">let </span>next = prefix[<span class="number">0</span>];
|
||||
<a href=#89 id=89 data-nosnippet>89</a>
|
||||
<a href=#90 id=90 data-nosnippet>90</a> <span class="comment">// `/` after param
|
||||
<a href=#91 id=91 data-nosnippet>91</a> </span><span class="kw">if </span>current.node_type == NodeType::Param
|
||||
<a href=#92 id=92 data-nosnippet>92</a> && next == <span class="string">b'/'
|
||||
<a href=#93 id=93 data-nosnippet>93</a> </span>&& current.children.len() == <span class="number">1
|
||||
<a href=#94 id=94 data-nosnippet>94</a> </span>{
|
||||
<a href=#95 id=95 data-nosnippet>95</a> current = <span class="kw-2">&mut </span>current.children[<span class="number">0</span>];
|
||||
<a href=#96 id=96 data-nosnippet>96</a> current.priority += <span class="number">1</span>;
|
||||
<a href=#97 id=97 data-nosnippet>97</a>
|
||||
<a href=#98 id=98 data-nosnippet>98</a> <span class="kw">continue </span><span class="lifetime">'walk</span>;
|
||||
<a href=#99 id=99 data-nosnippet>99</a> }
|
||||
<a href=#100 id=100 data-nosnippet>100</a>
|
||||
<a href=#101 id=101 data-nosnippet>101</a> <span class="comment">// find a child that matches the next path byte
|
||||
<a href=#102 id=102 data-nosnippet>102</a> </span><span class="kw">for </span><span class="kw-2">mut </span>i <span class="kw">in </span><span class="number">0</span>..current.indices.len() {
|
||||
<a href=#103 id=103 data-nosnippet>103</a> <span class="comment">// found a match
|
||||
<a href=#104 id=104 data-nosnippet>104</a> </span><span class="kw">if </span>next == current.indices[i] {
|
||||
<a href=#105 id=105 data-nosnippet>105</a> i = current.update_child_priority(i);
|
||||
<a href=#106 id=106 data-nosnippet>106</a> current = <span class="kw-2">&mut </span>current.children[i];
|
||||
<a href=#107 id=107 data-nosnippet>107</a> <span class="kw">continue </span><span class="lifetime">'walk</span>;
|
||||
<a href=#108 id=108 data-nosnippet>108</a> }
|
||||
<a href=#109 id=109 data-nosnippet>109</a> }
|
||||
<a href=#110 id=110 data-nosnippet>110</a>
|
||||
<a href=#111 id=111 data-nosnippet>111</a> <span class="comment">// not a wildcard and there is no matching child node, create a new one
|
||||
<a href=#112 id=112 data-nosnippet>112</a> </span><span class="kw">if </span>!<span class="macro">matches!</span>(next, <span class="string">b':' </span>| <span class="string">b'*'</span>) && current.<span class="macro">node_type !</span>= NodeType::CatchAll {
|
||||
<a href=#113 id=113 data-nosnippet>113</a> current.indices.push(next);
|
||||
<a href=#114 id=114 data-nosnippet>114</a> <span class="kw">let </span><span class="kw-2">mut </span>child = current.add_child(Node::default());
|
||||
<a href=#115 id=115 data-nosnippet>115</a> child = current.update_child_priority(child);
|
||||
<a href=#116 id=116 data-nosnippet>116</a>
|
||||
<a href=#117 id=117 data-nosnippet>117</a> <span class="comment">// insert into the new node
|
||||
<a href=#118 id=118 data-nosnippet>118</a> </span><span class="kw">let </span>last = current.children[child].insert_child(prefix, <span class="kw-2">&</span>route, val)<span class="question-mark">?</span>;
|
||||
<a href=#119 id=119 data-nosnippet>119</a> last.param_remapping = param_remapping;
|
||||
<a href=#120 id=120 data-nosnippet>120</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(());
|
||||
<a href=#121 id=121 data-nosnippet>121</a> }
|
||||
<a href=#122 id=122 data-nosnippet>122</a>
|
||||
<a href=#123 id=123 data-nosnippet>123</a> <span class="comment">// inserting a wildcard, and this node already has a wildcard child
|
||||
<a href=#124 id=124 data-nosnippet>124</a> </span><span class="kw">if </span>current.wild_child {
|
||||
<a href=#125 id=125 data-nosnippet>125</a> <span class="comment">// wildcards are always at the end
|
||||
<a href=#126 id=126 data-nosnippet>126</a> </span>current = current.children.last_mut().unwrap();
|
||||
<a href=#127 id=127 data-nosnippet>127</a> current.priority += <span class="number">1</span>;
|
||||
<a href=#128 id=128 data-nosnippet>128</a>
|
||||
<a href=#129 id=129 data-nosnippet>129</a> <span class="comment">// make sure the wildcard matches
|
||||
<a href=#130 id=130 data-nosnippet>130</a> </span><span class="kw">if </span>prefix.len() < current.prefix.len()
|
||||
<a href=#131 id=131 data-nosnippet>131</a> || current.<span class="macro">prefix !</span>= prefix[..current.prefix.len()]
|
||||
<a href=#132 id=132 data-nosnippet>132</a> <span class="comment">// catch-alls cannot have children
|
||||
<a href=#133 id=133 data-nosnippet>133</a> </span>|| current.node_type == NodeType::CatchAll
|
||||
<a href=#134 id=134 data-nosnippet>134</a> <span class="comment">// check for longer wildcard, e.g. :name and :names
|
||||
<a href=#135 id=135 data-nosnippet>135</a> </span>|| (current.prefix.len() < prefix.len()
|
||||
<a href=#136 id=136 data-nosnippet>136</a> && prefix[current.prefix.len()] != <span class="string">b'/'</span>)
|
||||
<a href=#137 id=137 data-nosnippet>137</a> {
|
||||
<a href=#138 id=138 data-nosnippet>138</a> <span class="kw">return </span><span class="prelude-val">Err</span>(InsertError::conflict(<span class="kw-2">&</span>route, prefix, current));
|
||||
<a href=#139 id=139 data-nosnippet>139</a> }
|
||||
<a href=#140 id=140 data-nosnippet>140</a>
|
||||
<a href=#141 id=141 data-nosnippet>141</a> <span class="kw">continue </span><span class="lifetime">'walk</span>;
|
||||
<a href=#142 id=142 data-nosnippet>142</a> }
|
||||
<a href=#143 id=143 data-nosnippet>143</a>
|
||||
<a href=#144 id=144 data-nosnippet>144</a> <span class="comment">// otherwise, create the wildcard node
|
||||
<a href=#145 id=145 data-nosnippet>145</a> </span><span class="kw">let </span>last = current.insert_child(prefix, <span class="kw-2">&</span>route, val)<span class="question-mark">?</span>;
|
||||
<a href=#146 id=146 data-nosnippet>146</a> last.param_remapping = param_remapping;
|
||||
<a href=#147 id=147 data-nosnippet>147</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(());
|
||||
<a href=#148 id=148 data-nosnippet>148</a> }
|
||||
<a href=#149 id=149 data-nosnippet>149</a>
|
||||
<a href=#150 id=150 data-nosnippet>150</a> <span class="comment">// exact match, this node should be empty
|
||||
<a href=#151 id=151 data-nosnippet>151</a> </span><span class="kw">if </span>current.value.is_some() {
|
||||
<a href=#152 id=152 data-nosnippet>152</a> <span class="kw">return </span><span class="prelude-val">Err</span>(InsertError::conflict(<span class="kw-2">&</span>route, prefix, current));
|
||||
<a href=#153 id=153 data-nosnippet>153</a> }
|
||||
<a href=#154 id=154 data-nosnippet>154</a>
|
||||
<a href=#155 id=155 data-nosnippet>155</a> <span class="comment">// add the value to current node
|
||||
<a href=#156 id=156 data-nosnippet>156</a> </span>current.value = <span class="prelude-val">Some</span>(UnsafeCell::new(val));
|
||||
<a href=#157 id=157 data-nosnippet>157</a> current.param_remapping = param_remapping;
|
||||
<a href=#158 id=158 data-nosnippet>158</a>
|
||||
<a href=#159 id=159 data-nosnippet>159</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(());
|
||||
<a href=#160 id=160 data-nosnippet>160</a> }
|
||||
<a href=#161 id=161 data-nosnippet>161</a> }
|
||||
<a href=#162 id=162 data-nosnippet>162</a>
|
||||
<a href=#163 id=163 data-nosnippet>163</a> <span class="comment">// add a child node, keeping wildcards at the end
|
||||
<a href=#164 id=164 data-nosnippet>164</a> </span><span class="kw">fn </span>add_child(<span class="kw-2">&mut </span><span class="self">self</span>, child: Node<T>) -> usize {
|
||||
<a href=#165 id=165 data-nosnippet>165</a> <span class="kw">let </span>len = <span class="self">self</span>.children.len();
|
||||
<a href=#166 id=166 data-nosnippet>166</a>
|
||||
<a href=#167 id=167 data-nosnippet>167</a> <span class="kw">if </span><span class="self">self</span>.wild_child && len > <span class="number">0 </span>{
|
||||
<a href=#168 id=168 data-nosnippet>168</a> <span class="self">self</span>.children.insert(len - <span class="number">1</span>, child);
|
||||
<a href=#169 id=169 data-nosnippet>169</a> len - <span class="number">1
|
||||
<a href=#170 id=170 data-nosnippet>170</a> </span>} <span class="kw">else </span>{
|
||||
<a href=#171 id=171 data-nosnippet>171</a> <span class="self">self</span>.children.push(child);
|
||||
<a href=#172 id=172 data-nosnippet>172</a> len
|
||||
<a href=#173 id=173 data-nosnippet>173</a> }
|
||||
<a href=#174 id=174 data-nosnippet>174</a> }
|
||||
<a href=#175 id=175 data-nosnippet>175</a>
|
||||
<a href=#176 id=176 data-nosnippet>176</a> <span class="comment">// increments priority of the given child and reorders if necessary.
|
||||
<a href=#177 id=177 data-nosnippet>177</a> //
|
||||
<a href=#178 id=178 data-nosnippet>178</a> // returns the new index of the child
|
||||
<a href=#179 id=179 data-nosnippet>179</a> </span><span class="kw">fn </span>update_child_priority(<span class="kw-2">&mut </span><span class="self">self</span>, i: usize) -> usize {
|
||||
<a href=#180 id=180 data-nosnippet>180</a> <span class="self">self</span>.children[i].priority += <span class="number">1</span>;
|
||||
<a href=#181 id=181 data-nosnippet>181</a> <span class="kw">let </span>priority = <span class="self">self</span>.children[i].priority;
|
||||
<a href=#182 id=182 data-nosnippet>182</a>
|
||||
<a href=#183 id=183 data-nosnippet>183</a> <span class="comment">// adjust position (move to front)
|
||||
<a href=#184 id=184 data-nosnippet>184</a> </span><span class="kw">let </span><span class="kw-2">mut </span>updated = i;
|
||||
<a href=#185 id=185 data-nosnippet>185</a> <span class="kw">while </span>updated > <span class="number">0 </span>&& <span class="self">self</span>.children[updated - <span class="number">1</span>].priority < priority {
|
||||
<a href=#186 id=186 data-nosnippet>186</a> <span class="comment">// swap node positions
|
||||
<a href=#187 id=187 data-nosnippet>187</a> </span><span class="self">self</span>.children.swap(updated - <span class="number">1</span>, updated);
|
||||
<a href=#188 id=188 data-nosnippet>188</a> updated -= <span class="number">1</span>;
|
||||
<a href=#189 id=189 data-nosnippet>189</a> }
|
||||
<a href=#190 id=190 data-nosnippet>190</a>
|
||||
<a href=#191 id=191 data-nosnippet>191</a> <span class="comment">// build new index list
|
||||
<a href=#192 id=192 data-nosnippet>192</a> </span><span class="kw">if </span><span class="macro">updated !</span>= i {
|
||||
<a href=#193 id=193 data-nosnippet>193</a> <span class="self">self</span>.indices = [
|
||||
<a href=#194 id=194 data-nosnippet>194</a> <span class="kw-2">&</span><span class="self">self</span>.indices[..updated], <span class="comment">// unchanged prefix, might be empty
|
||||
<a href=#195 id=195 data-nosnippet>195</a> </span><span class="kw-2">&</span><span class="self">self</span>.indices[i..=i], <span class="comment">// the index char we move
|
||||
<a href=#196 id=196 data-nosnippet>196</a> </span><span class="kw-2">&</span><span class="self">self</span>.indices[updated..i], <span class="comment">// rest without char at 'pos'
|
||||
<a href=#197 id=197 data-nosnippet>197</a> </span><span class="kw-2">&</span><span class="self">self</span>.indices[i + <span class="number">1</span>..],
|
||||
<a href=#198 id=198 data-nosnippet>198</a> ]
|
||||
<a href=#199 id=199 data-nosnippet>199</a> .concat();
|
||||
<a href=#200 id=200 data-nosnippet>200</a> }
|
||||
<a href=#201 id=201 data-nosnippet>201</a>
|
||||
<a href=#202 id=202 data-nosnippet>202</a> updated
|
||||
<a href=#203 id=203 data-nosnippet>203</a> }
|
||||
<a href=#204 id=204 data-nosnippet>204</a>
|
||||
<a href=#205 id=205 data-nosnippet>205</a> <span class="comment">// insert a child node at this node
|
||||
<a href=#206 id=206 data-nosnippet>206</a> </span><span class="kw">fn </span>insert_child(
|
||||
<a href=#207 id=207 data-nosnippet>207</a> <span class="kw-2">&mut </span><span class="self">self</span>,
|
||||
<a href=#208 id=208 data-nosnippet>208</a> <span class="kw-2">mut </span>prefix: <span class="kw-2">&</span>[u8],
|
||||
<a href=#209 id=209 data-nosnippet>209</a> route: <span class="kw-2">&</span>[u8],
|
||||
<a href=#210 id=210 data-nosnippet>210</a> val: T,
|
||||
<a href=#211 id=211 data-nosnippet>211</a> ) -> <span class="prelude-ty">Result</span><<span class="kw-2">&mut </span>Node<T>, InsertError> {
|
||||
<a href=#212 id=212 data-nosnippet>212</a> <span class="kw">let </span><span class="kw-2">mut </span>current = <span class="self">self</span>;
|
||||
<a href=#213 id=213 data-nosnippet>213</a>
|
||||
<a href=#214 id=214 data-nosnippet>214</a> <span class="kw">loop </span>{
|
||||
<a href=#215 id=215 data-nosnippet>215</a> <span class="comment">// search for a wildcard segment
|
||||
<a href=#216 id=216 data-nosnippet>216</a> </span><span class="kw">let </span>(wildcard, wildcard_index) = <span class="kw">match </span>find_wildcard(prefix)<span class="question-mark">? </span>{
|
||||
<a href=#217 id=217 data-nosnippet>217</a> <span class="prelude-val">Some</span>((w, i)) => (w, i),
|
||||
<a href=#218 id=218 data-nosnippet>218</a> <span class="comment">// no wildcard, simply use the current node
|
||||
<a href=#219 id=219 data-nosnippet>219</a> </span><span class="prelude-val">None </span>=> {
|
||||
<a href=#220 id=220 data-nosnippet>220</a> current.value = <span class="prelude-val">Some</span>(UnsafeCell::new(val));
|
||||
<a href=#221 id=221 data-nosnippet>221</a> current.prefix = prefix.to_owned();
|
||||
<a href=#222 id=222 data-nosnippet>222</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(current);
|
||||
<a href=#223 id=223 data-nosnippet>223</a> }
|
||||
<a href=#224 id=224 data-nosnippet>224</a> };
|
||||
<a href=#225 id=225 data-nosnippet>225</a>
|
||||
<a href=#226 id=226 data-nosnippet>226</a> <span class="comment">// regular route parameter
|
||||
<a href=#227 id=227 data-nosnippet>227</a> </span><span class="kw">if </span>wildcard[<span class="number">0</span>] == <span class="string">b':' </span>{
|
||||
<a href=#228 id=228 data-nosnippet>228</a> <span class="comment">// insert prefix before the current wildcard
|
||||
<a href=#229 id=229 data-nosnippet>229</a> </span><span class="kw">if </span>wildcard_index > <span class="number">0 </span>{
|
||||
<a href=#230 id=230 data-nosnippet>230</a> current.prefix = prefix[..wildcard_index].to_owned();
|
||||
<a href=#231 id=231 data-nosnippet>231</a> prefix = <span class="kw-2">&</span>prefix[wildcard_index..];
|
||||
<a href=#232 id=232 data-nosnippet>232</a> }
|
||||
<a href=#233 id=233 data-nosnippet>233</a>
|
||||
<a href=#234 id=234 data-nosnippet>234</a> <span class="kw">let </span>child = <span class="self">Self </span>{
|
||||
<a href=#235 id=235 data-nosnippet>235</a> node_type: NodeType::Param,
|
||||
<a href=#236 id=236 data-nosnippet>236</a> prefix: wildcard.to_owned(),
|
||||
<a href=#237 id=237 data-nosnippet>237</a> ..<span class="self">Self</span>::default()
|
||||
<a href=#238 id=238 data-nosnippet>238</a> };
|
||||
<a href=#239 id=239 data-nosnippet>239</a>
|
||||
<a href=#240 id=240 data-nosnippet>240</a> <span class="kw">let </span>child = current.add_child(child);
|
||||
<a href=#241 id=241 data-nosnippet>241</a> current.wild_child = <span class="bool-val">true</span>;
|
||||
<a href=#242 id=242 data-nosnippet>242</a> current = <span class="kw-2">&mut </span>current.children[child];
|
||||
<a href=#243 id=243 data-nosnippet>243</a> current.priority += <span class="number">1</span>;
|
||||
<a href=#244 id=244 data-nosnippet>244</a>
|
||||
<a href=#245 id=245 data-nosnippet>245</a> <span class="comment">// if the route doesn't end with the wildcard, then there
|
||||
<a href=#246 id=246 data-nosnippet>246</a> // will be another non-wildcard subroute starting with '/'
|
||||
<a href=#247 id=247 data-nosnippet>247</a> </span><span class="kw">if </span>wildcard.len() < prefix.len() {
|
||||
<a href=#248 id=248 data-nosnippet>248</a> prefix = <span class="kw-2">&</span>prefix[wildcard.len()..];
|
||||
<a href=#249 id=249 data-nosnippet>249</a> <span class="kw">let </span>child = <span class="self">Self </span>{
|
||||
<a href=#250 id=250 data-nosnippet>250</a> priority: <span class="number">1</span>,
|
||||
<a href=#251 id=251 data-nosnippet>251</a> ..<span class="self">Self</span>::default()
|
||||
<a href=#252 id=252 data-nosnippet>252</a> };
|
||||
<a href=#253 id=253 data-nosnippet>253</a>
|
||||
<a href=#254 id=254 data-nosnippet>254</a> <span class="kw">let </span>child = current.add_child(child);
|
||||
<a href=#255 id=255 data-nosnippet>255</a> current = <span class="kw-2">&mut </span>current.children[child];
|
||||
<a href=#256 id=256 data-nosnippet>256</a> <span class="kw">continue</span>;
|
||||
<a href=#257 id=257 data-nosnippet>257</a> }
|
||||
<a href=#258 id=258 data-nosnippet>258</a>
|
||||
<a href=#259 id=259 data-nosnippet>259</a> <span class="comment">// otherwise we're done. Insert the value in the new leaf
|
||||
<a href=#260 id=260 data-nosnippet>260</a> </span>current.value = <span class="prelude-val">Some</span>(UnsafeCell::new(val));
|
||||
<a href=#261 id=261 data-nosnippet>261</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(current);
|
||||
<a href=#262 id=262 data-nosnippet>262</a>
|
||||
<a href=#263 id=263 data-nosnippet>263</a> <span class="comment">// catch-all route
|
||||
<a href=#264 id=264 data-nosnippet>264</a> </span>} <span class="kw">else if </span>wildcard[<span class="number">0</span>] == <span class="string">b'*' </span>{
|
||||
<a href=#265 id=265 data-nosnippet>265</a> <span class="comment">// "/foo/*x/bar"
|
||||
<a href=#266 id=266 data-nosnippet>266</a> </span><span class="kw">if </span>wildcard_index + wildcard.len() != prefix.len() {
|
||||
<a href=#267 id=267 data-nosnippet>267</a> <span class="kw">return </span><span class="prelude-val">Err</span>(InsertError::InvalidCatchAll);
|
||||
<a href=#268 id=268 data-nosnippet>268</a> }
|
||||
<a href=#269 id=269 data-nosnippet>269</a>
|
||||
<a href=#270 id=270 data-nosnippet>270</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(i) = wildcard_index.checked_sub(<span class="number">1</span>) {
|
||||
<a href=#271 id=271 data-nosnippet>271</a> <span class="comment">// "/foo/bar*x"
|
||||
<a href=#272 id=272 data-nosnippet>272</a> </span><span class="kw">if </span>prefix[i] != <span class="string">b'/' </span>{
|
||||
<a href=#273 id=273 data-nosnippet>273</a> <span class="kw">return </span><span class="prelude-val">Err</span>(InsertError::InvalidCatchAll);
|
||||
<a href=#274 id=274 data-nosnippet>274</a> }
|
||||
<a href=#275 id=275 data-nosnippet>275</a> }
|
||||
<a href=#276 id=276 data-nosnippet>276</a>
|
||||
<a href=#277 id=277 data-nosnippet>277</a> <span class="comment">// "*x" without leading `/`
|
||||
<a href=#278 id=278 data-nosnippet>278</a> </span><span class="kw">if </span>prefix == route && route[<span class="number">0</span>] != <span class="string">b'/' </span>{
|
||||
<a href=#279 id=279 data-nosnippet>279</a> <span class="kw">return </span><span class="prelude-val">Err</span>(InsertError::InvalidCatchAll);
|
||||
<a href=#280 id=280 data-nosnippet>280</a> }
|
||||
<a href=#281 id=281 data-nosnippet>281</a>
|
||||
<a href=#282 id=282 data-nosnippet>282</a> <span class="comment">// insert prefix before the current wildcard
|
||||
<a href=#283 id=283 data-nosnippet>283</a> </span><span class="kw">if </span>wildcard_index > <span class="number">0 </span>{
|
||||
<a href=#284 id=284 data-nosnippet>284</a> current.prefix = prefix[..wildcard_index].to_owned();
|
||||
<a href=#285 id=285 data-nosnippet>285</a> prefix = <span class="kw-2">&</span>prefix[wildcard_index..];
|
||||
<a href=#286 id=286 data-nosnippet>286</a> }
|
||||
<a href=#287 id=287 data-nosnippet>287</a>
|
||||
<a href=#288 id=288 data-nosnippet>288</a> <span class="kw">let </span>child = <span class="self">Self </span>{
|
||||
<a href=#289 id=289 data-nosnippet>289</a> prefix: prefix.to_owned(),
|
||||
<a href=#290 id=290 data-nosnippet>290</a> node_type: NodeType::CatchAll,
|
||||
<a href=#291 id=291 data-nosnippet>291</a> value: <span class="prelude-val">Some</span>(UnsafeCell::new(val)),
|
||||
<a href=#292 id=292 data-nosnippet>292</a> priority: <span class="number">1</span>,
|
||||
<a href=#293 id=293 data-nosnippet>293</a> ..<span class="self">Self</span>::default()
|
||||
<a href=#294 id=294 data-nosnippet>294</a> };
|
||||
<a href=#295 id=295 data-nosnippet>295</a>
|
||||
<a href=#296 id=296 data-nosnippet>296</a> <span class="kw">let </span>i = current.add_child(child);
|
||||
<a href=#297 id=297 data-nosnippet>297</a> current.wild_child = <span class="bool-val">true</span>;
|
||||
<a href=#298 id=298 data-nosnippet>298</a>
|
||||
<a href=#299 id=299 data-nosnippet>299</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="kw-2">&mut </span>current.children[i]);
|
||||
<a href=#300 id=300 data-nosnippet>300</a> }
|
||||
<a href=#301 id=301 data-nosnippet>301</a> }
|
||||
<a href=#302 id=302 data-nosnippet>302</a> }
|
||||
<a href=#303 id=303 data-nosnippet>303</a>}
|
||||
<a href=#304 id=304 data-nosnippet>304</a>
|
||||
<a href=#305 id=305 data-nosnippet>305</a><span class="kw">struct </span>Skipped<<span class="lifetime">'n</span>, <span class="lifetime">'p</span>, T> {
|
||||
<a href=#306 id=306 data-nosnippet>306</a> path: <span class="kw-2">&</span><span class="lifetime">'p </span>[u8],
|
||||
<a href=#307 id=307 data-nosnippet>307</a> node: <span class="kw-2">&</span><span class="lifetime">'n </span>Node<T>,
|
||||
<a href=#308 id=308 data-nosnippet>308</a> params: usize,
|
||||
<a href=#309 id=309 data-nosnippet>309</a>}
|
||||
<a href=#310 id=310 data-nosnippet>310</a>
|
||||
<a href=#311 id=311 data-nosnippet>311</a><span class="attr">#[rustfmt::skip]
|
||||
<a href=#312 id=312 data-nosnippet>312</a></span><span class="macro">macro_rules!</span> backtracker {
|
||||
<a href=#313 id=313 data-nosnippet>313</a> (<span class="macro-nonterminal">$skipped_nodes</span>:ident, <span class="macro-nonterminal">$path</span>:ident, <span class="macro-nonterminal">$current</span>:ident, <span class="macro-nonterminal">$params</span>:ident, <span class="macro-nonterminal">$backtracking</span>:ident, <span class="macro-nonterminal">$walk</span>:lifetime) => {
|
||||
<a href=#314 id=314 data-nosnippet>314</a> <span class="macro">macro_rules!</span> try_backtrack {
|
||||
<a href=#315 id=315 data-nosnippet>315</a> () => {
|
||||
<a href=#316 id=316 data-nosnippet>316</a> <span class="comment">// try backtracking to any matching wildcard nodes we skipped while traversing
|
||||
<a href=#317 id=317 data-nosnippet>317</a> // the tree
|
||||
<a href=#318 id=318 data-nosnippet>318</a> </span><span class="kw">while let </span><span class="prelude-val">Some</span>(skipped) = <span class="macro-nonterminal">$skipped_nodes</span>.pop() {
|
||||
<a href=#319 id=319 data-nosnippet>319</a> <span class="kw">if </span>skipped.path.ends_with(<span class="macro-nonterminal">$path</span>) {
|
||||
<a href=#320 id=320 data-nosnippet>320</a> <span class="macro-nonterminal">$path </span>= skipped.path;
|
||||
<a href=#321 id=321 data-nosnippet>321</a> <span class="macro-nonterminal">$current </span>= <span class="kw-2">&</span>skipped.node;
|
||||
<a href=#322 id=322 data-nosnippet>322</a> <span class="macro-nonterminal">$params</span>.truncate(skipped.params);
|
||||
<a href=#323 id=323 data-nosnippet>323</a> <span class="macro-nonterminal">$backtracking </span>= <span class="bool-val">true</span>;
|
||||
<a href=#324 id=324 data-nosnippet>324</a> <span class="kw">continue </span><span class="macro-nonterminal">$walk</span>;
|
||||
<a href=#325 id=325 data-nosnippet>325</a> }
|
||||
<a href=#326 id=326 data-nosnippet>326</a> }
|
||||
<a href=#327 id=327 data-nosnippet>327</a> };
|
||||
<a href=#328 id=328 data-nosnippet>328</a> }
|
||||
<a href=#329 id=329 data-nosnippet>329</a> };
|
||||
<a href=#330 id=330 data-nosnippet>330</a>}
|
||||
<a href=#331 id=331 data-nosnippet>331</a>
|
||||
<a href=#332 id=332 data-nosnippet>332</a><span class="kw">impl</span><T> Node<T> {
|
||||
<a href=#333 id=333 data-nosnippet>333</a> <span class="comment">// it's a bit sad that we have to introduce unsafe here but rust doesn't really have a way
|
||||
<a href=#334 id=334 data-nosnippet>334</a> // to abstract over mutability, so `UnsafeCell` lets us avoid having to duplicate logic between
|
||||
<a href=#335 id=335 data-nosnippet>335</a> // `at` and `at_mut`
|
||||
<a href=#336 id=336 data-nosnippet>336</a> </span><span class="kw">pub fn </span>at<<span class="lifetime">'n</span>, <span class="lifetime">'p</span>>(
|
||||
<a href=#337 id=337 data-nosnippet>337</a> <span class="kw-2">&</span><span class="lifetime">'n </span><span class="self">self</span>,
|
||||
<a href=#338 id=338 data-nosnippet>338</a> full_path: <span class="kw-2">&</span><span class="lifetime">'p </span>[u8],
|
||||
<a href=#339 id=339 data-nosnippet>339</a> ) -> <span class="prelude-ty">Result</span><(<span class="kw-2">&</span><span class="lifetime">'n </span>UnsafeCell<T>, Params<<span class="lifetime">'n</span>, <span class="lifetime">'p</span>>), MatchError> {
|
||||
<a href=#340 id=340 data-nosnippet>340</a> <span class="kw">let </span><span class="kw-2">mut </span>current = <span class="self">self</span>;
|
||||
<a href=#341 id=341 data-nosnippet>341</a> <span class="kw">let </span><span class="kw-2">mut </span>path = full_path;
|
||||
<a href=#342 id=342 data-nosnippet>342</a> <span class="kw">let </span><span class="kw-2">mut </span>backtracking = <span class="bool-val">false</span>;
|
||||
<a href=#343 id=343 data-nosnippet>343</a> <span class="kw">let </span><span class="kw-2">mut </span>params = Params::new();
|
||||
<a href=#344 id=344 data-nosnippet>344</a> <span class="kw">let </span><span class="kw-2">mut </span>skipped_nodes = Vec::new();
|
||||
<a href=#345 id=345 data-nosnippet>345</a>
|
||||
<a href=#346 id=346 data-nosnippet>346</a> <span class="lifetime">'walk</span>: <span class="kw">loop </span>{
|
||||
<a href=#347 id=347 data-nosnippet>347</a> <span class="macro">backtracker!</span>(skipped_nodes, path, current, params, backtracking, <span class="lifetime">'walk</span>);
|
||||
<a href=#348 id=348 data-nosnippet>348</a>
|
||||
<a href=#349 id=349 data-nosnippet>349</a> <span class="comment">// the path is longer than this node's prefix, we are expecting a child node
|
||||
<a href=#350 id=350 data-nosnippet>350</a> </span><span class="kw">if </span>path.len() > current.prefix.len() {
|
||||
<a href=#351 id=351 data-nosnippet>351</a> <span class="kw">let </span>(prefix, rest) = path.split_at(current.prefix.len());
|
||||
<a href=#352 id=352 data-nosnippet>352</a>
|
||||
<a href=#353 id=353 data-nosnippet>353</a> <span class="comment">// the prefix matches
|
||||
<a href=#354 id=354 data-nosnippet>354</a> </span><span class="kw">if </span>prefix == current.prefix {
|
||||
<a href=#355 id=355 data-nosnippet>355</a> <span class="kw">let </span>first = rest[<span class="number">0</span>];
|
||||
<a href=#356 id=356 data-nosnippet>356</a> <span class="kw">let </span>consumed = path;
|
||||
<a href=#357 id=357 data-nosnippet>357</a> path = rest;
|
||||
<a href=#358 id=358 data-nosnippet>358</a>
|
||||
<a href=#359 id=359 data-nosnippet>359</a> <span class="comment">// try searching for a matching static child unless we are currently
|
||||
<a href=#360 id=360 data-nosnippet>360</a> // backtracking, which would mean we already traversed them
|
||||
<a href=#361 id=361 data-nosnippet>361</a> </span><span class="kw">if </span>!backtracking {
|
||||
<a href=#362 id=362 data-nosnippet>362</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(i) = current.indices.iter().position(|<span class="kw-2">&</span>c| c == first) {
|
||||
<a href=#363 id=363 data-nosnippet>363</a> <span class="comment">// keep track of wildcard routes we skipped to backtrack to later if
|
||||
<a href=#364 id=364 data-nosnippet>364</a> // we don't find a math
|
||||
<a href=#365 id=365 data-nosnippet>365</a> </span><span class="kw">if </span>current.wild_child {
|
||||
<a href=#366 id=366 data-nosnippet>366</a> skipped_nodes.push(Skipped {
|
||||
<a href=#367 id=367 data-nosnippet>367</a> path: consumed,
|
||||
<a href=#368 id=368 data-nosnippet>368</a> node: current,
|
||||
<a href=#369 id=369 data-nosnippet>369</a> params: params.len(),
|
||||
<a href=#370 id=370 data-nosnippet>370</a> });
|
||||
<a href=#371 id=371 data-nosnippet>371</a> }
|
||||
<a href=#372 id=372 data-nosnippet>372</a>
|
||||
<a href=#373 id=373 data-nosnippet>373</a> <span class="comment">// child won't match because of an extra trailing slash
|
||||
<a href=#374 id=374 data-nosnippet>374</a> </span><span class="kw">if </span>path == <span class="string">b"/"
|
||||
<a href=#375 id=375 data-nosnippet>375</a> </span>&& current.children[i].<span class="macro">prefix !</span>= <span class="string">b"/"
|
||||
<a href=#376 id=376 data-nosnippet>376</a> </span>&& current.value.is_some()
|
||||
<a href=#377 id=377 data-nosnippet>377</a> {
|
||||
<a href=#378 id=378 data-nosnippet>378</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::ExtraTrailingSlash);
|
||||
<a href=#379 id=379 data-nosnippet>379</a> }
|
||||
<a href=#380 id=380 data-nosnippet>380</a>
|
||||
<a href=#381 id=381 data-nosnippet>381</a> <span class="comment">// continue with the child node
|
||||
<a href=#382 id=382 data-nosnippet>382</a> </span>current = <span class="kw-2">&</span>current.children[i];
|
||||
<a href=#383 id=383 data-nosnippet>383</a> <span class="kw">continue </span><span class="lifetime">'walk</span>;
|
||||
<a href=#384 id=384 data-nosnippet>384</a> }
|
||||
<a href=#385 id=385 data-nosnippet>385</a> }
|
||||
<a href=#386 id=386 data-nosnippet>386</a>
|
||||
<a href=#387 id=387 data-nosnippet>387</a> <span class="comment">// we didn't find a match and there are no children with wildcards, there is no match
|
||||
<a href=#388 id=388 data-nosnippet>388</a> </span><span class="kw">if </span>!current.wild_child {
|
||||
<a href=#389 id=389 data-nosnippet>389</a> <span class="comment">// extra trailing slash
|
||||
<a href=#390 id=390 data-nosnippet>390</a> </span><span class="kw">if </span>path == <span class="string">b"/" </span>&& current.value.is_some() {
|
||||
<a href=#391 id=391 data-nosnippet>391</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::ExtraTrailingSlash);
|
||||
<a href=#392 id=392 data-nosnippet>392</a> }
|
||||
<a href=#393 id=393 data-nosnippet>393</a>
|
||||
<a href=#394 id=394 data-nosnippet>394</a> <span class="comment">// try backtracking
|
||||
<a href=#395 id=395 data-nosnippet>395</a> </span><span class="kw">if </span><span class="macro">path !</span>= <span class="string">b"/" </span>{
|
||||
<a href=#396 id=396 data-nosnippet>396</a> <span class="macro">try_backtrack!</span>();
|
||||
<a href=#397 id=397 data-nosnippet>397</a> }
|
||||
<a href=#398 id=398 data-nosnippet>398</a>
|
||||
<a href=#399 id=399 data-nosnippet>399</a> <span class="comment">// nothing found
|
||||
<a href=#400 id=400 data-nosnippet>400</a> </span><span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::NotFound);
|
||||
<a href=#401 id=401 data-nosnippet>401</a> }
|
||||
<a href=#402 id=402 data-nosnippet>402</a>
|
||||
<a href=#403 id=403 data-nosnippet>403</a> <span class="comment">// handle the wildcard child, which is always at the end of the list
|
||||
<a href=#404 id=404 data-nosnippet>404</a> </span>current = current.children.last().unwrap();
|
||||
<a href=#405 id=405 data-nosnippet>405</a>
|
||||
<a href=#406 id=406 data-nosnippet>406</a> <span class="kw">match </span>current.node_type {
|
||||
<a href=#407 id=407 data-nosnippet>407</a> NodeType::Param => {
|
||||
<a href=#408 id=408 data-nosnippet>408</a> <span class="comment">// check if there are more segments in the path other than this parameter
|
||||
<a href=#409 id=409 data-nosnippet>409</a> </span><span class="kw">match </span>path.iter().position(|<span class="kw-2">&</span>c| c == <span class="string">b'/'</span>) {
|
||||
<a href=#410 id=410 data-nosnippet>410</a> <span class="prelude-val">Some</span>(i) => {
|
||||
<a href=#411 id=411 data-nosnippet>411</a> <span class="kw">let </span>(param, rest) = path.split_at(i);
|
||||
<a href=#412 id=412 data-nosnippet>412</a>
|
||||
<a href=#413 id=413 data-nosnippet>413</a> <span class="kw">if let </span>[child] = current.children.as_slice() {
|
||||
<a href=#414 id=414 data-nosnippet>414</a> <span class="comment">// child won't match because of an extra trailing slash
|
||||
<a href=#415 id=415 data-nosnippet>415</a> </span><span class="kw">if </span>rest == <span class="string">b"/"
|
||||
<a href=#416 id=416 data-nosnippet>416</a> </span>&& child.<span class="macro">prefix !</span>= <span class="string">b"/"
|
||||
<a href=#417 id=417 data-nosnippet>417</a> </span>&& current.value.is_some()
|
||||
<a href=#418 id=418 data-nosnippet>418</a> {
|
||||
<a href=#419 id=419 data-nosnippet>419</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::ExtraTrailingSlash);
|
||||
<a href=#420 id=420 data-nosnippet>420</a> }
|
||||
<a href=#421 id=421 data-nosnippet>421</a>
|
||||
<a href=#422 id=422 data-nosnippet>422</a> <span class="comment">// store the parameter value
|
||||
<a href=#423 id=423 data-nosnippet>423</a> </span>params.push(<span class="kw-2">&</span>current.prefix[<span class="number">1</span>..], param);
|
||||
<a href=#424 id=424 data-nosnippet>424</a>
|
||||
<a href=#425 id=425 data-nosnippet>425</a> <span class="comment">// continue with the child node
|
||||
<a href=#426 id=426 data-nosnippet>426</a> </span>path = rest;
|
||||
<a href=#427 id=427 data-nosnippet>427</a> current = child;
|
||||
<a href=#428 id=428 data-nosnippet>428</a> backtracking = <span class="bool-val">false</span>;
|
||||
<a href=#429 id=429 data-nosnippet>429</a> <span class="kw">continue </span><span class="lifetime">'walk</span>;
|
||||
<a href=#430 id=430 data-nosnippet>430</a> }
|
||||
<a href=#431 id=431 data-nosnippet>431</a>
|
||||
<a href=#432 id=432 data-nosnippet>432</a> <span class="comment">// this node has no children yet the path has more segments...
|
||||
<a href=#433 id=433 data-nosnippet>433</a> // either the path has an extra trailing slash or there is no match
|
||||
<a href=#434 id=434 data-nosnippet>434</a> </span><span class="kw">if </span>path.len() == i + <span class="number">1 </span>{
|
||||
<a href=#435 id=435 data-nosnippet>435</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::ExtraTrailingSlash);
|
||||
<a href=#436 id=436 data-nosnippet>436</a> }
|
||||
<a href=#437 id=437 data-nosnippet>437</a>
|
||||
<a href=#438 id=438 data-nosnippet>438</a> <span class="comment">// try backtracking
|
||||
<a href=#439 id=439 data-nosnippet>439</a> </span><span class="kw">if </span><span class="macro">path !</span>= <span class="string">b"/" </span>{
|
||||
<a href=#440 id=440 data-nosnippet>440</a> <span class="macro">try_backtrack!</span>();
|
||||
<a href=#441 id=441 data-nosnippet>441</a> }
|
||||
<a href=#442 id=442 data-nosnippet>442</a>
|
||||
<a href=#443 id=443 data-nosnippet>443</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::NotFound);
|
||||
<a href=#444 id=444 data-nosnippet>444</a> }
|
||||
<a href=#445 id=445 data-nosnippet>445</a> <span class="comment">// this is the last path segment
|
||||
<a href=#446 id=446 data-nosnippet>446</a> </span><span class="prelude-val">None </span>=> {
|
||||
<a href=#447 id=447 data-nosnippet>447</a> <span class="comment">// store the parameter value
|
||||
<a href=#448 id=448 data-nosnippet>448</a> </span>params.push(<span class="kw-2">&</span>current.prefix[<span class="number">1</span>..], path);
|
||||
<a href=#449 id=449 data-nosnippet>449</a>
|
||||
<a href=#450 id=450 data-nosnippet>450</a> <span class="comment">// found the matching value
|
||||
<a href=#451 id=451 data-nosnippet>451</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref </span>value) = current.value {
|
||||
<a href=#452 id=452 data-nosnippet>452</a> <span class="comment">// remap parameter keys
|
||||
<a href=#453 id=453 data-nosnippet>453</a> </span>params.for_each_key_mut(|(i, key)| {
|
||||
<a href=#454 id=454 data-nosnippet>454</a> <span class="kw-2">*</span>key = <span class="kw-2">&</span>current.param_remapping[i][<span class="number">1</span>..]
|
||||
<a href=#455 id=455 data-nosnippet>455</a> });
|
||||
<a href=#456 id=456 data-nosnippet>456</a>
|
||||
<a href=#457 id=457 data-nosnippet>457</a> <span class="kw">return </span><span class="prelude-val">Ok</span>((value, params));
|
||||
<a href=#458 id=458 data-nosnippet>458</a> }
|
||||
<a href=#459 id=459 data-nosnippet>459</a>
|
||||
<a href=#460 id=460 data-nosnippet>460</a> <span class="comment">// check the child node in case the path is missing a trailing slash
|
||||
<a href=#461 id=461 data-nosnippet>461</a> </span><span class="kw">if let </span>[child] = current.children.as_slice() {
|
||||
<a href=#462 id=462 data-nosnippet>462</a> current = child;
|
||||
<a href=#463 id=463 data-nosnippet>463</a>
|
||||
<a href=#464 id=464 data-nosnippet>464</a> <span class="kw">if </span>(current.prefix == <span class="string">b"/" </span>&& current.value.is_some())
|
||||
<a href=#465 id=465 data-nosnippet>465</a> || (current.prefix.is_empty()
|
||||
<a href=#466 id=466 data-nosnippet>466</a> && current.indices == <span class="string">b"/"</span>)
|
||||
<a href=#467 id=467 data-nosnippet>467</a> {
|
||||
<a href=#468 id=468 data-nosnippet>468</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::MissingTrailingSlash);
|
||||
<a href=#469 id=469 data-nosnippet>469</a> }
|
||||
<a href=#470 id=470 data-nosnippet>470</a>
|
||||
<a href=#471 id=471 data-nosnippet>471</a> <span class="comment">// no match, try backtracking
|
||||
<a href=#472 id=472 data-nosnippet>472</a> </span><span class="kw">if </span><span class="macro">path !</span>= <span class="string">b"/" </span>{
|
||||
<a href=#473 id=473 data-nosnippet>473</a> <span class="macro">try_backtrack!</span>();
|
||||
<a href=#474 id=474 data-nosnippet>474</a> }
|
||||
<a href=#475 id=475 data-nosnippet>475</a> }
|
||||
<a href=#476 id=476 data-nosnippet>476</a>
|
||||
<a href=#477 id=477 data-nosnippet>477</a> <span class="comment">// this node doesn't have the value, no match
|
||||
<a href=#478 id=478 data-nosnippet>478</a> </span><span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::NotFound);
|
||||
<a href=#479 id=479 data-nosnippet>479</a> }
|
||||
<a href=#480 id=480 data-nosnippet>480</a> }
|
||||
<a href=#481 id=481 data-nosnippet>481</a> }
|
||||
<a href=#482 id=482 data-nosnippet>482</a> NodeType::CatchAll => {
|
||||
<a href=#483 id=483 data-nosnippet>483</a> <span class="comment">// catch all segments are only allowed at the end of the route,
|
||||
<a href=#484 id=484 data-nosnippet>484</a> // either this node has the value or there is no match
|
||||
<a href=#485 id=485 data-nosnippet>485</a> </span><span class="kw">return match </span>current.value {
|
||||
<a href=#486 id=486 data-nosnippet>486</a> <span class="prelude-val">Some</span>(<span class="kw-2">ref </span>value) => {
|
||||
<a href=#487 id=487 data-nosnippet>487</a> <span class="comment">// remap parameter keys
|
||||
<a href=#488 id=488 data-nosnippet>488</a> </span>params.for_each_key_mut(|(i, key)| {
|
||||
<a href=#489 id=489 data-nosnippet>489</a> <span class="kw-2">*</span>key = <span class="kw-2">&</span>current.param_remapping[i][<span class="number">1</span>..]
|
||||
<a href=#490 id=490 data-nosnippet>490</a> });
|
||||
<a href=#491 id=491 data-nosnippet>491</a>
|
||||
<a href=#492 id=492 data-nosnippet>492</a> <span class="comment">// store the final catch-all parameter
|
||||
<a href=#493 id=493 data-nosnippet>493</a> </span>params.push(<span class="kw-2">&</span>current.prefix[<span class="number">1</span>..], path);
|
||||
<a href=#494 id=494 data-nosnippet>494</a>
|
||||
<a href=#495 id=495 data-nosnippet>495</a> <span class="prelude-val">Ok</span>((value, params))
|
||||
<a href=#496 id=496 data-nosnippet>496</a> }
|
||||
<a href=#497 id=497 data-nosnippet>497</a> <span class="prelude-val">None </span>=> <span class="prelude-val">Err</span>(MatchError::NotFound),
|
||||
<a href=#498 id=498 data-nosnippet>498</a> };
|
||||
<a href=#499 id=499 data-nosnippet>499</a> }
|
||||
<a href=#500 id=500 data-nosnippet>500</a> <span class="kw">_ </span>=> <span class="macro">unreachable!</span>(),
|
||||
<a href=#501 id=501 data-nosnippet>501</a> }
|
||||
<a href=#502 id=502 data-nosnippet>502</a> }
|
||||
<a href=#503 id=503 data-nosnippet>503</a> }
|
||||
<a href=#504 id=504 data-nosnippet>504</a>
|
||||
<a href=#505 id=505 data-nosnippet>505</a> <span class="comment">// this is it, we should have reached the node containing the value
|
||||
<a href=#506 id=506 data-nosnippet>506</a> </span><span class="kw">if </span>path == current.prefix {
|
||||
<a href=#507 id=507 data-nosnippet>507</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref </span>value) = current.value {
|
||||
<a href=#508 id=508 data-nosnippet>508</a> <span class="comment">// remap parameter keys
|
||||
<a href=#509 id=509 data-nosnippet>509</a> </span>params.for_each_key_mut(|(i, key)| <span class="kw-2">*</span>key = <span class="kw-2">&</span>current.param_remapping[i][<span class="number">1</span>..]);
|
||||
<a href=#510 id=510 data-nosnippet>510</a> <span class="kw">return </span><span class="prelude-val">Ok</span>((value, params));
|
||||
<a href=#511 id=511 data-nosnippet>511</a> }
|
||||
<a href=#512 id=512 data-nosnippet>512</a>
|
||||
<a href=#513 id=513 data-nosnippet>513</a> <span class="comment">// nope, try backtracking
|
||||
<a href=#514 id=514 data-nosnippet>514</a> </span><span class="kw">if </span><span class="macro">path !</span>= <span class="string">b"/" </span>{
|
||||
<a href=#515 id=515 data-nosnippet>515</a> <span class="macro">try_backtrack!</span>();
|
||||
<a href=#516 id=516 data-nosnippet>516</a> }
|
||||
<a href=#517 id=517 data-nosnippet>517</a>
|
||||
<a href=#518 id=518 data-nosnippet>518</a> <span class="comment">// TODO: does this *always* means there is an extra trailing slash?
|
||||
<a href=#519 id=519 data-nosnippet>519</a> </span><span class="kw">if </span>path == <span class="string">b"/" </span>&& current.wild_child && current.<span class="macro">node_type !</span>= NodeType::Root {
|
||||
<a href=#520 id=520 data-nosnippet>520</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::unsure(full_path));
|
||||
<a href=#521 id=521 data-nosnippet>521</a> }
|
||||
<a href=#522 id=522 data-nosnippet>522</a>
|
||||
<a href=#523 id=523 data-nosnippet>523</a> <span class="kw">if </span>!backtracking {
|
||||
<a href=#524 id=524 data-nosnippet>524</a> <span class="comment">// check if the path is missing a trailing slash
|
||||
<a href=#525 id=525 data-nosnippet>525</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(i) = current.indices.iter().position(|<span class="kw-2">&</span>c| c == <span class="string">b'/'</span>) {
|
||||
<a href=#526 id=526 data-nosnippet>526</a> current = <span class="kw-2">&</span>current.children[i];
|
||||
<a href=#527 id=527 data-nosnippet>527</a>
|
||||
<a href=#528 id=528 data-nosnippet>528</a> <span class="kw">if </span>current.prefix.len() == <span class="number">1 </span>&& current.value.is_some() {
|
||||
<a href=#529 id=529 data-nosnippet>529</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::MissingTrailingSlash);
|
||||
<a href=#530 id=530 data-nosnippet>530</a> }
|
||||
<a href=#531 id=531 data-nosnippet>531</a> }
|
||||
<a href=#532 id=532 data-nosnippet>532</a> }
|
||||
<a href=#533 id=533 data-nosnippet>533</a>
|
||||
<a href=#534 id=534 data-nosnippet>534</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::NotFound);
|
||||
<a href=#535 id=535 data-nosnippet>535</a> }
|
||||
<a href=#536 id=536 data-nosnippet>536</a>
|
||||
<a href=#537 id=537 data-nosnippet>537</a> <span class="comment">// nothing matches, check for a missing trailing slash
|
||||
<a href=#538 id=538 data-nosnippet>538</a> </span><span class="kw">if </span>current.prefix.split_last() == <span class="prelude-val">Some</span>((<span class="kw-2">&</span><span class="string">b'/'</span>, path)) && current.value.is_some() {
|
||||
<a href=#539 id=539 data-nosnippet>539</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::MissingTrailingSlash);
|
||||
<a href=#540 id=540 data-nosnippet>540</a> }
|
||||
<a href=#541 id=541 data-nosnippet>541</a>
|
||||
<a href=#542 id=542 data-nosnippet>542</a> <span class="comment">// last chance, try backtracking
|
||||
<a href=#543 id=543 data-nosnippet>543</a> </span><span class="kw">if </span><span class="macro">path !</span>= <span class="string">b"/" </span>{
|
||||
<a href=#544 id=544 data-nosnippet>544</a> <span class="macro">try_backtrack!</span>();
|
||||
<a href=#545 id=545 data-nosnippet>545</a> }
|
||||
<a href=#546 id=546 data-nosnippet>546</a>
|
||||
<a href=#547 id=547 data-nosnippet>547</a> <span class="kw">return </span><span class="prelude-val">Err</span>(MatchError::NotFound);
|
||||
<a href=#548 id=548 data-nosnippet>548</a> }
|
||||
<a href=#549 id=549 data-nosnippet>549</a> }
|
||||
<a href=#550 id=550 data-nosnippet>550</a>
|
||||
<a href=#551 id=551 data-nosnippet>551</a> <span class="attr">#[cfg(feature = <span class="string">"__test_helpers"</span>)]
|
||||
<a href=#552 id=552 data-nosnippet>552</a> </span><span class="kw">pub fn </span>check_priorities(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><u32, (u32, u32)> {
|
||||
<a href=#553 id=553 data-nosnippet>553</a> <span class="kw">let </span><span class="kw-2">mut </span>priority: u32 = <span class="number">0</span>;
|
||||
<a href=#554 id=554 data-nosnippet>554</a> <span class="kw">for </span>child <span class="kw">in </span><span class="kw-2">&</span><span class="self">self</span>.children {
|
||||
<a href=#555 id=555 data-nosnippet>555</a> priority += child.check_priorities()<span class="question-mark">?</span>;
|
||||
<a href=#556 id=556 data-nosnippet>556</a> }
|
||||
<a href=#557 id=557 data-nosnippet>557</a>
|
||||
<a href=#558 id=558 data-nosnippet>558</a> <span class="kw">if </span><span class="self">self</span>.value.is_some() {
|
||||
<a href=#559 id=559 data-nosnippet>559</a> priority += <span class="number">1</span>;
|
||||
<a href=#560 id=560 data-nosnippet>560</a> }
|
||||
<a href=#561 id=561 data-nosnippet>561</a>
|
||||
<a href=#562 id=562 data-nosnippet>562</a> <span class="kw">if </span><span class="self">self</span>.<span class="macro">priority !</span>= priority {
|
||||
<a href=#563 id=563 data-nosnippet>563</a> <span class="kw">return </span><span class="prelude-val">Err</span>((<span class="self">self</span>.priority, priority));
|
||||
<a href=#564 id=564 data-nosnippet>564</a> }
|
||||
<a href=#565 id=565 data-nosnippet>565</a>
|
||||
<a href=#566 id=566 data-nosnippet>566</a> <span class="prelude-val">Ok</span>(priority)
|
||||
<a href=#567 id=567 data-nosnippet>567</a> }
|
||||
<a href=#568 id=568 data-nosnippet>568</a>}
|
||||
<a href=#569 id=569 data-nosnippet>569</a>
|
||||
<a href=#570 id=570 data-nosnippet>570</a><span class="doccomment">/// An ordered list of route parameters keys for a specific route, stored at leaf nodes.
|
||||
<a href=#571 id=571 data-nosnippet>571</a></span><span class="kw">type </span>ParamRemapping = Vec<Vec<u8>>;
|
||||
<a href=#572 id=572 data-nosnippet>572</a>
|
||||
<a href=#573 id=573 data-nosnippet>573</a><span class="doccomment">/// Returns `path` with normalized route parameters, and a parameter remapping
|
||||
<a href=#574 id=574 data-nosnippet>574</a>/// to store at the leaf node for this route.
|
||||
<a href=#575 id=575 data-nosnippet>575</a></span><span class="kw">fn </span>normalize_params(<span class="kw-2">mut </span>path: Vec<u8>) -> <span class="prelude-ty">Result</span><(Vec<u8>, ParamRemapping), InsertError> {
|
||||
<a href=#576 id=576 data-nosnippet>576</a> <span class="kw">let </span><span class="kw-2">mut </span>start = <span class="number">0</span>;
|
||||
<a href=#577 id=577 data-nosnippet>577</a> <span class="kw">let </span><span class="kw-2">mut </span>original = ParamRemapping::new();
|
||||
<a href=#578 id=578 data-nosnippet>578</a>
|
||||
<a href=#579 id=579 data-nosnippet>579</a> <span class="comment">// parameter names are normalized alphabetically
|
||||
<a href=#580 id=580 data-nosnippet>580</a> </span><span class="kw">let </span><span class="kw-2">mut </span>next = <span class="string">b'a'</span>;
|
||||
<a href=#581 id=581 data-nosnippet>581</a>
|
||||
<a href=#582 id=582 data-nosnippet>582</a> <span class="kw">loop </span>{
|
||||
<a href=#583 id=583 data-nosnippet>583</a> <span class="kw">let </span>(wildcard, <span class="kw-2">mut </span>wildcard_index) = <span class="kw">match </span>find_wildcard(<span class="kw-2">&</span>path[start..])<span class="question-mark">? </span>{
|
||||
<a href=#584 id=584 data-nosnippet>584</a> <span class="prelude-val">Some</span>((w, i)) => (w, i),
|
||||
<a href=#585 id=585 data-nosnippet>585</a> <span class="prelude-val">None </span>=> <span class="kw">return </span><span class="prelude-val">Ok</span>((path, original)),
|
||||
<a href=#586 id=586 data-nosnippet>586</a> };
|
||||
<a href=#587 id=587 data-nosnippet>587</a>
|
||||
<a href=#588 id=588 data-nosnippet>588</a> <span class="comment">// makes sure the param has a valid name
|
||||
<a href=#589 id=589 data-nosnippet>589</a> </span><span class="kw">if </span>wildcard.len() < <span class="number">2 </span>{
|
||||
<a href=#590 id=590 data-nosnippet>590</a> <span class="kw">return </span><span class="prelude-val">Err</span>(InsertError::UnnamedParam);
|
||||
<a href=#591 id=591 data-nosnippet>591</a> }
|
||||
<a href=#592 id=592 data-nosnippet>592</a>
|
||||
<a href=#593 id=593 data-nosnippet>593</a> <span class="comment">// don't need to normalize catch-all parameters
|
||||
<a href=#594 id=594 data-nosnippet>594</a> </span><span class="kw">if </span>wildcard[<span class="number">0</span>] == <span class="string">b'*' </span>{
|
||||
<a href=#595 id=595 data-nosnippet>595</a> start += wildcard_index + wildcard.len();
|
||||
<a href=#596 id=596 data-nosnippet>596</a> <span class="kw">continue</span>;
|
||||
<a href=#597 id=597 data-nosnippet>597</a> }
|
||||
<a href=#598 id=598 data-nosnippet>598</a>
|
||||
<a href=#599 id=599 data-nosnippet>599</a> wildcard_index += start;
|
||||
<a href=#600 id=600 data-nosnippet>600</a>
|
||||
<a href=#601 id=601 data-nosnippet>601</a> <span class="comment">// normalize the parameter
|
||||
<a href=#602 id=602 data-nosnippet>602</a> </span><span class="kw">let </span>removed = path.splice(
|
||||
<a href=#603 id=603 data-nosnippet>603</a> (wildcard_index)..(wildcard_index + wildcard.len()),
|
||||
<a href=#604 id=604 data-nosnippet>604</a> <span class="macro">vec!</span>[<span class="string">b':'</span>, next],
|
||||
<a href=#605 id=605 data-nosnippet>605</a> );
|
||||
<a href=#606 id=606 data-nosnippet>606</a>
|
||||
<a href=#607 id=607 data-nosnippet>607</a> <span class="comment">// remember the original name for remappings
|
||||
<a href=#608 id=608 data-nosnippet>608</a> </span>original.push(removed.collect());
|
||||
<a href=#609 id=609 data-nosnippet>609</a>
|
||||
<a href=#610 id=610 data-nosnippet>610</a> <span class="comment">// get the next key
|
||||
<a href=#611 id=611 data-nosnippet>611</a> </span>next += <span class="number">1</span>;
|
||||
<a href=#612 id=612 data-nosnippet>612</a> <span class="kw">if </span>next > <span class="string">b'z' </span>{
|
||||
<a href=#613 id=613 data-nosnippet>613</a> <span class="macro">panic!</span>(<span class="string">"too many route parameters"</span>);
|
||||
<a href=#614 id=614 data-nosnippet>614</a> }
|
||||
<a href=#615 id=615 data-nosnippet>615</a>
|
||||
<a href=#616 id=616 data-nosnippet>616</a> start = wildcard_index + <span class="number">2</span>;
|
||||
<a href=#617 id=617 data-nosnippet>617</a> }
|
||||
<a href=#618 id=618 data-nosnippet>618</a>}
|
||||
<a href=#619 id=619 data-nosnippet>619</a>
|
||||
<a href=#620 id=620 data-nosnippet>620</a><span class="doccomment">/// Restores `route` to it's original, denormalized form.
|
||||
<a href=#621 id=621 data-nosnippet>621</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>denormalize_params(route: <span class="kw-2">&mut </span>Vec<u8>, params: <span class="kw-2">&</span>ParamRemapping) {
|
||||
<a href=#622 id=622 data-nosnippet>622</a> <span class="kw">let </span><span class="kw-2">mut </span>start = <span class="number">0</span>;
|
||||
<a href=#623 id=623 data-nosnippet>623</a> <span class="kw">let </span><span class="kw-2">mut </span>i = <span class="number">0</span>;
|
||||
<a href=#624 id=624 data-nosnippet>624</a>
|
||||
<a href=#625 id=625 data-nosnippet>625</a> <span class="kw">loop </span>{
|
||||
<a href=#626 id=626 data-nosnippet>626</a> <span class="comment">// find the next wildcard
|
||||
<a href=#627 id=627 data-nosnippet>627</a> </span><span class="kw">let </span>(wildcard, <span class="kw-2">mut </span>wildcard_index) = <span class="kw">match </span>find_wildcard(<span class="kw-2">&</span>route[start..]).unwrap() {
|
||||
<a href=#628 id=628 data-nosnippet>628</a> <span class="prelude-val">Some</span>((w, i)) => (w, i),
|
||||
<a href=#629 id=629 data-nosnippet>629</a> <span class="prelude-val">None </span>=> <span class="kw">return</span>,
|
||||
<a href=#630 id=630 data-nosnippet>630</a> };
|
||||
<a href=#631 id=631 data-nosnippet>631</a>
|
||||
<a href=#632 id=632 data-nosnippet>632</a> wildcard_index += start;
|
||||
<a href=#633 id=633 data-nosnippet>633</a>
|
||||
<a href=#634 id=634 data-nosnippet>634</a> <span class="kw">let </span>next = <span class="kw">match </span>params.get(i) {
|
||||
<a href=#635 id=635 data-nosnippet>635</a> <span class="prelude-val">Some</span>(param) => param.clone(),
|
||||
<a href=#636 id=636 data-nosnippet>636</a> <span class="prelude-val">None </span>=> <span class="kw">return</span>,
|
||||
<a href=#637 id=637 data-nosnippet>637</a> };
|
||||
<a href=#638 id=638 data-nosnippet>638</a>
|
||||
<a href=#639 id=639 data-nosnippet>639</a> <span class="comment">// denormalize this parameter
|
||||
<a href=#640 id=640 data-nosnippet>640</a> </span>route.splice(
|
||||
<a href=#641 id=641 data-nosnippet>641</a> (wildcard_index)..(wildcard_index + wildcard.len()),
|
||||
<a href=#642 id=642 data-nosnippet>642</a> next.clone(),
|
||||
<a href=#643 id=643 data-nosnippet>643</a> );
|
||||
<a href=#644 id=644 data-nosnippet>644</a>
|
||||
<a href=#645 id=645 data-nosnippet>645</a> i += <span class="number">1</span>;
|
||||
<a href=#646 id=646 data-nosnippet>646</a> start = wildcard_index + <span class="number">2</span>;
|
||||
<a href=#647 id=647 data-nosnippet>647</a> }
|
||||
<a href=#648 id=648 data-nosnippet>648</a>}
|
||||
<a href=#649 id=649 data-nosnippet>649</a>
|
||||
<a href=#650 id=650 data-nosnippet>650</a><span class="comment">// Searches for a wildcard segment and checks the path for invalid characters.
|
||||
<a href=#651 id=651 data-nosnippet>651</a></span><span class="kw">fn </span>find_wildcard(path: <span class="kw-2">&</span>[u8]) -> <span class="prelude-ty">Result</span><<span class="prelude-ty">Option</span><(<span class="kw-2">&</span>[u8], usize)>, InsertError> {
|
||||
<a href=#652 id=652 data-nosnippet>652</a> <span class="kw">for </span>(start, <span class="kw-2">&</span>c) <span class="kw">in </span>path.iter().enumerate() {
|
||||
<a href=#653 id=653 data-nosnippet>653</a> <span class="comment">// a wildcard starts with ':' (param) or '*' (catch-all)
|
||||
<a href=#654 id=654 data-nosnippet>654</a> </span><span class="kw">if </span><span class="macro">c !</span>= <span class="string">b':' </span>&& <span class="macro">c !</span>= <span class="string">b'*' </span>{
|
||||
<a href=#655 id=655 data-nosnippet>655</a> <span class="kw">continue</span>;
|
||||
<a href=#656 id=656 data-nosnippet>656</a> }
|
||||
<a href=#657 id=657 data-nosnippet>657</a>
|
||||
<a href=#658 id=658 data-nosnippet>658</a> <span class="kw">for </span>(end, <span class="kw-2">&</span>c) <span class="kw">in </span>path[start + <span class="number">1</span>..].iter().enumerate() {
|
||||
<a href=#659 id=659 data-nosnippet>659</a> <span class="kw">match </span>c {
|
||||
<a href=#660 id=660 data-nosnippet>660</a> <span class="string">b'/' </span>=> <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((<span class="kw-2">&</span>path[start..start + <span class="number">1 </span>+ end], start))),
|
||||
<a href=#661 id=661 data-nosnippet>661</a> <span class="string">b':' </span>| <span class="string">b'*' </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(InsertError::TooManyParams),
|
||||
<a href=#662 id=662 data-nosnippet>662</a> <span class="kw">_ </span>=> {}
|
||||
<a href=#663 id=663 data-nosnippet>663</a> }
|
||||
<a href=#664 id=664 data-nosnippet>664</a> }
|
||||
<a href=#665 id=665 data-nosnippet>665</a>
|
||||
<a href=#666 id=666 data-nosnippet>666</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((<span class="kw-2">&</span>path[start..], start)));
|
||||
<a href=#667 id=667 data-nosnippet>667</a> }
|
||||
<a href=#668 id=668 data-nosnippet>668</a>
|
||||
<a href=#669 id=669 data-nosnippet>669</a> <span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>)
|
||||
<a href=#670 id=670 data-nosnippet>670</a>}
|
||||
<a href=#671 id=671 data-nosnippet>671</a>
|
||||
<a href=#672 id=672 data-nosnippet>672</a><span class="kw">impl</span><T> Clone <span class="kw">for </span>Node<T>
|
||||
<a href=#673 id=673 data-nosnippet>673</a><span class="kw">where
|
||||
<a href=#674 id=674 data-nosnippet>674</a> </span>T: Clone,
|
||||
<a href=#675 id=675 data-nosnippet>675</a>{
|
||||
<a href=#676 id=676 data-nosnippet>676</a> <span class="kw">fn </span>clone(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="self">Self </span>{
|
||||
<a href=#677 id=677 data-nosnippet>677</a> <span class="kw">let </span>value = <span class="self">self</span>.value.as_ref().map(|value| {
|
||||
<a href=#678 id=678 data-nosnippet>678</a> <span class="comment">// safety: we only expose &mut T through &mut self
|
||||
<a href=#679 id=679 data-nosnippet>679</a> </span><span class="kw">let </span>value = <span class="kw">unsafe </span>{ <span class="kw-2">&*</span>value.get() };
|
||||
<a href=#680 id=680 data-nosnippet>680</a> UnsafeCell::new(value.clone())
|
||||
<a href=#681 id=681 data-nosnippet>681</a> });
|
||||
<a href=#682 id=682 data-nosnippet>682</a>
|
||||
<a href=#683 id=683 data-nosnippet>683</a> <span class="self">Self </span>{
|
||||
<a href=#684 id=684 data-nosnippet>684</a> value,
|
||||
<a href=#685 id=685 data-nosnippet>685</a> prefix: <span class="self">self</span>.prefix.clone(),
|
||||
<a href=#686 id=686 data-nosnippet>686</a> wild_child: <span class="self">self</span>.wild_child,
|
||||
<a href=#687 id=687 data-nosnippet>687</a> node_type: <span class="self">self</span>.node_type.clone(),
|
||||
<a href=#688 id=688 data-nosnippet>688</a> indices: <span class="self">self</span>.indices.clone(),
|
||||
<a href=#689 id=689 data-nosnippet>689</a> children: <span class="self">self</span>.children.clone(),
|
||||
<a href=#690 id=690 data-nosnippet>690</a> param_remapping: <span class="self">self</span>.param_remapping.clone(),
|
||||
<a href=#691 id=691 data-nosnippet>691</a> priority: <span class="self">self</span>.priority,
|
||||
<a href=#692 id=692 data-nosnippet>692</a> }
|
||||
<a href=#693 id=693 data-nosnippet>693</a> }
|
||||
<a href=#694 id=694 data-nosnippet>694</a>}
|
||||
<a href=#695 id=695 data-nosnippet>695</a>
|
||||
<a href=#696 id=696 data-nosnippet>696</a><span class="kw">impl</span><T> Default <span class="kw">for </span>Node<T> {
|
||||
<a href=#697 id=697 data-nosnippet>697</a> <span class="kw">fn </span>default() -> <span class="self">Self </span>{
|
||||
<a href=#698 id=698 data-nosnippet>698</a> <span class="self">Self </span>{
|
||||
<a href=#699 id=699 data-nosnippet>699</a> param_remapping: ParamRemapping::new(),
|
||||
<a href=#700 id=700 data-nosnippet>700</a> prefix: Vec::new(),
|
||||
<a href=#701 id=701 data-nosnippet>701</a> wild_child: <span class="bool-val">false</span>,
|
||||
<a href=#702 id=702 data-nosnippet>702</a> node_type: NodeType::Static,
|
||||
<a href=#703 id=703 data-nosnippet>703</a> indices: Vec::new(),
|
||||
<a href=#704 id=704 data-nosnippet>704</a> children: Vec::new(),
|
||||
<a href=#705 id=705 data-nosnippet>705</a> value: <span class="prelude-val">None</span>,
|
||||
<a href=#706 id=706 data-nosnippet>706</a> priority: <span class="number">0</span>,
|
||||
<a href=#707 id=707 data-nosnippet>707</a> }
|
||||
<a href=#708 id=708 data-nosnippet>708</a> }
|
||||
<a href=#709 id=709 data-nosnippet>709</a>}
|
||||
<a href=#710 id=710 data-nosnippet>710</a>
|
||||
<a href=#711 id=711 data-nosnippet>711</a><span class="attr">#[cfg(test)]
|
||||
<a href=#712 id=712 data-nosnippet>712</a></span><span class="kw">const _</span>: () = {
|
||||
<a href=#713 id=713 data-nosnippet>713</a> <span class="kw">use </span>std::fmt::{<span class="self">self</span>, Debug, Formatter};
|
||||
<a href=#714 id=714 data-nosnippet>714</a>
|
||||
<a href=#715 id=715 data-nosnippet>715</a> <span class="comment">// visualize the tree structure when debugging
|
||||
<a href=#716 id=716 data-nosnippet>716</a> </span><span class="kw">impl</span><T: Debug> Debug <span class="kw">for </span>Node<T> {
|
||||
<a href=#717 id=717 data-nosnippet>717</a> <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter<<span class="lifetime">'_</span>>) -> fmt::Result {
|
||||
<a href=#718 id=718 data-nosnippet>718</a> <span class="comment">// safety: we only expose &mut T through &mut self
|
||||
<a href=#719 id=719 data-nosnippet>719</a> </span><span class="kw">let </span>value = <span class="kw">unsafe </span>{ <span class="self">self</span>.value.as_ref().map(|x| <span class="kw-2">&*</span>x.get()) };
|
||||
<a href=#720 id=720 data-nosnippet>720</a>
|
||||
<a href=#721 id=721 data-nosnippet>721</a> <span class="kw">let </span>indices = <span class="self">self
|
||||
<a href=#722 id=722 data-nosnippet>722</a> </span>.indices
|
||||
<a href=#723 id=723 data-nosnippet>723</a> .iter()
|
||||
<a href=#724 id=724 data-nosnippet>724</a> .map(|<span class="kw-2">&</span>x| char::from_u32(x <span class="kw">as _</span>))
|
||||
<a href=#725 id=725 data-nosnippet>725</a> .collect::<Vec<<span class="kw">_</span>>>();
|
||||
<a href=#726 id=726 data-nosnippet>726</a>
|
||||
<a href=#727 id=727 data-nosnippet>727</a> <span class="kw">let </span>param_names = <span class="self">self
|
||||
<a href=#728 id=728 data-nosnippet>728</a> </span>.param_remapping
|
||||
<a href=#729 id=729 data-nosnippet>729</a> .iter()
|
||||
<a href=#730 id=730 data-nosnippet>730</a> .map(|x| std::str::from_utf8(x).unwrap())
|
||||
<a href=#731 id=731 data-nosnippet>731</a> .collect::<Vec<<span class="kw">_</span>>>();
|
||||
<a href=#732 id=732 data-nosnippet>732</a>
|
||||
<a href=#733 id=733 data-nosnippet>733</a> <span class="kw">let </span><span class="kw-2">mut </span>fmt = f.debug_struct(<span class="string">"Node"</span>);
|
||||
<a href=#734 id=734 data-nosnippet>734</a> fmt.field(<span class="string">"value"</span>, <span class="kw-2">&</span>value);
|
||||
<a href=#735 id=735 data-nosnippet>735</a> fmt.field(<span class="string">"prefix"</span>, <span class="kw-2">&</span>std::str::from_utf8(<span class="kw-2">&</span><span class="self">self</span>.prefix));
|
||||
<a href=#736 id=736 data-nosnippet>736</a> fmt.field(<span class="string">"node_type"</span>, <span class="kw-2">&</span><span class="self">self</span>.node_type);
|
||||
<a href=#737 id=737 data-nosnippet>737</a> fmt.field(<span class="string">"children"</span>, <span class="kw-2">&</span><span class="self">self</span>.children);
|
||||
<a href=#738 id=738 data-nosnippet>738</a> fmt.field(<span class="string">"param_names"</span>, <span class="kw-2">&</span>param_names);
|
||||
<a href=#739 id=739 data-nosnippet>739</a> fmt.field(<span class="string">"indices"</span>, <span class="kw-2">&</span>indices);
|
||||
<a href=#740 id=740 data-nosnippet>740</a> fmt.finish()
|
||||
<a href=#741 id=741 data-nosnippet>741</a> }
|
||||
<a href=#742 id=742 data-nosnippet>742</a> }
|
||||
<a href=#743 id=743 data-nosnippet>743</a>};
|
||||
</code></pre></div></section></main></body></html>
|
||||
Reference in New Issue
Block a user