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<!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 to the Rust file `src/scope.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>scope.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press S to search, ? for more options…" type="search"><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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<span id="999"> 999</span>
<span id="1000">1000</span>
<span id="1001">1001</span>
<span id="1002">1002</span>
<span id="1003">1003</span>
<span id="1004">1004</span>
<span id="1005">1005</span>
<span id="1006">1006</span>
<span id="1007">1007</span>
<span id="1008">1008</span>
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<span id="1011">1011</span>
<span id="1012">1012</span>
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<span id="1016">1016</span>
<span id="1017">1017</span>
<span id="1018">1018</span>
<span id="1019">1019</span>
<span id="1020">1020</span>
<span id="1021">1021</span>
<span id="1022">1022</span>
<span id="1023">1023</span>
<span id="1024">1024</span>
<span id="1025">1025</span>
<span id="1026">1026</span>
<span id="1027">1027</span>
<span id="1028">1028</span>
<span id="1029">1029</span>
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<span id="1031">1031</span>
<span id="1032">1032</span>
<span id="1033">1033</span>
<span id="1034">1034</span>
<span id="1035">1035</span>
<span id="1036">1036</span>
<span id="1037">1037</span>
<span id="1038">1038</span>
<span id="1039">1039</span>
<span id="1040">1040</span>
<span id="1041">1041</span>
<span id="1042">1042</span>
<span id="1043">1043</span>
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<span id="1067">1067</span>
<span id="1068">1068</span>
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<span id="1070">1070</span>
<span id="1071">1071</span>
<span id="1072">1072</span>
<span id="1073">1073</span>
<span id="1074">1074</span>
<span id="1075">1075</span>
<span id="1076">1076</span>
<span id="1077">1077</span>
<span id="1078">1078</span>
<span id="1079">1079</span>
<span id="1080">1080</span>
<span id="1081">1081</span>
<span id="1082">1082</span>
<span id="1083">1083</span>
<span id="1084">1084</span>
<span id="1085">1085</span>
<span id="1086">1086</span>
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<span id="1088">1088</span>
<span id="1089">1089</span>
<span id="1090">1090</span>
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<span id="1093">1093</span>
<span id="1094">1094</span>
<span id="1095">1095</span>
<span id="1096">1096</span>
<span id="1097">1097</span>
<span id="1098">1098</span>
<span id="1099">1099</span>
<span id="1100">1100</span>
<span id="1101">1101</span>
<span id="1102">1102</span>
<span id="1103">1103</span>
<span id="1104">1104</span>
<span id="1105">1105</span>
<span id="1106">1106</span>
<span id="1107">1107</span>
<span id="1108">1108</span>
<span id="1109">1109</span>
<span id="1110">1110</span>
<span id="1111">1111</span>
<span id="1112">1112</span>
<span id="1113">1113</span>
<span id="1114">1114</span>
<span id="1115">1115</span>
<span id="1116">1116</span>
<span id="1117">1117</span>
<span id="1118">1118</span>
<span id="1119">1119</span>
<span id="1120">1120</span>
<span id="1121">1121</span>
<span id="1122">1122</span>
<span id="1123">1123</span>
<span id="1124">1124</span>
<span id="1125">1125</span>
<span id="1126">1126</span>
<span id="1127">1127</span>
<span id="1128">1128</span>
<span id="1129">1129</span>
<span id="1130">1130</span>
<span id="1131">1131</span>
<span id="1132">1132</span>
<span id="1133">1133</span>
<span id="1134">1134</span>
<span id="1135">1135</span>
<span id="1136">1136</span>
<span id="1137">1137</span>
<span id="1138">1138</span>
<span id="1139">1139</span>
<span id="1140">1140</span>
<span id="1141">1141</span>
<span id="1142">1142</span>
<span id="1143">1143</span>
<span id="1144">1144</span>
<span id="1145">1145</span>
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<span id="1147">1147</span>
<span id="1148">1148</span>
<span id="1149">1149</span>
<span id="1150">1150</span>
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<span id="1156">1156</span>
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<span id="1170">1170</span>
<span id="1171">1171</span>
<span id="1172">1172</span>
<span id="1173">1173</span>
<span id="1174">1174</span>
<span id="1175">1175</span>
<span id="1176">1176</span>
<span id="1177">1177</span>
<span id="1178">1178</span>
<span id="1179">1179</span>
<span id="1180">1180</span>
<span id="1181">1181</span>
<span id="1182">1182</span>
<span id="1183">1183</span>
<span id="1184">1184</span>
<span id="1185">1185</span>
<span id="1186">1186</span>
<span id="1187">1187</span>
<span id="1188">1188</span>
<span id="1189">1189</span>
<span id="1190">1190</span>
<span id="1191">1191</span>
<span id="1192">1192</span>
<span id="1193">1193</span>
<span id="1194">1194</span>
<span id="1195">1195</span>
<span id="1196">1196</span>
<span id="1197">1197</span>
<span id="1198">1198</span>
<span id="1199">1199</span>
<span id="1200">1200</span>
<span id="1201">1201</span>
<span id="1202">1202</span>
<span id="1203">1203</span>
<span id="1204">1204</span>
<span id="1205">1205</span>
<span id="1206">1206</span>
<span id="1207">1207</span>
<span id="1208">1208</span>
<span id="1209">1209</span>
<span id="1210">1210</span>
<span id="1211">1211</span>
<span id="1212">1212</span>
<span id="1213">1213</span>
<span id="1214">1214</span>
<span id="1215">1215</span>
<span id="1216">1216</span>
<span id="1217">1217</span>
<span id="1218">1218</span>
<span id="1219">1219</span>
<span id="1220">1220</span>
<span id="1221">1221</span>
<span id="1222">1222</span>
<span id="1223">1223</span>
<span id="1224">1224</span>
<span id="1225">1225</span>
<span id="1226">1226</span>
<span id="1227">1227</span>
<span id="1228">1228</span>
<span id="1229">1229</span>
<span id="1230">1230</span>
<span id="1231">1231</span>
<span id="1232">1232</span>
<span id="1233">1233</span>
<span id="1234">1234</span>
<span id="1235">1235</span>
<span id="1236">1236</span>
</pre><pre class="rust ">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">PhantomData</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">mem</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">rc</span>::<span class="ident">Rc</span>;
<span class="kw">use</span> <span class="ident">futures</span>::{<span class="ident">Async</span>, <span class="ident">Future</span>, <span class="ident">Poll</span>};
<span class="kw">use</span> <span class="ident">error</span>::<span class="ident">Error</span>;
<span class="kw">use</span> <span class="ident">handler</span>::{
<span class="ident">AsyncResult</span>, <span class="ident">AsyncResultItem</span>, <span class="ident">FromRequest</span>, <span class="ident">Handler</span>, <span class="ident">Responder</span>, <span class="ident">RouteHandler</span>,
<span class="ident">WrapHandler</span>,
};
<span class="kw">use</span> <span class="ident">http</span>::<span class="ident">Method</span>;
<span class="kw">use</span> <span class="ident">httprequest</span>::<span class="ident">HttpRequest</span>;
<span class="kw">use</span> <span class="ident">httpresponse</span>::<span class="ident">HttpResponse</span>;
<span class="kw">use</span> <span class="ident">middleware</span>::{
<span class="ident">Finished</span> <span class="kw">as</span> <span class="ident">MiddlewareFinished</span>, <span class="ident">Middleware</span>, <span class="ident">Response</span> <span class="kw">as</span> <span class="ident">MiddlewareResponse</span>,
<span class="ident">Started</span> <span class="kw">as</span> <span class="ident">MiddlewareStarted</span>,
};
<span class="kw">use</span> <span class="ident">pred</span>::<span class="ident">Predicate</span>;
<span class="kw">use</span> <span class="ident">resource</span>::{<span class="ident">DefaultResource</span>, <span class="ident">Resource</span>};
<span class="kw">use</span> <span class="ident">router</span>::{<span class="ident">ResourceDef</span>, <span class="ident">Router</span>};
<span class="kw">use</span> <span class="ident">server</span>::<span class="ident">Request</span>;
<span class="kw">use</span> <span class="ident">with</span>::<span class="ident">WithFactory</span>;
<span class="doccomment">/// Resources scope</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Scope is a set of resources with common root path.</span>
<span class="doccomment">/// Scopes collect multiple paths under a common path prefix.</span>
<span class="doccomment">/// Scope path can contain variable path segments as resources.</span>
<span class="doccomment">/// Scope prefix is always complete path segment, i.e `/app` would</span>
<span class="doccomment">/// be converted to a `/app/` and it would not match `/app` path.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// You can get variable path segments from `HttpRequest::match_info()`.</span>
<span class="doccomment">/// `Path` extractor also is able to extract scope level variable segments.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```rust</span>
<span class="doccomment">/// # extern crate actix_web;</span>
<span class="doccomment">/// use actix_web::{http, App, HttpRequest, HttpResponse};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let app = App::new().scope(&quot;/{project_id}/&quot;, |scope| {</span>
<span class="doccomment">/// scope</span>
<span class="doccomment">/// .resource(&quot;/path1&quot;, |r| r.f(|_| HttpResponse::Ok()))</span>
<span class="doccomment">/// .resource(&quot;/path2&quot;, |r| r.f(|_| HttpResponse::Ok()))</span>
<span class="doccomment">/// .resource(&quot;/path3&quot;, |r| r.f(|_| HttpResponse::MethodNotAllowed()))</span>
<span class="doccomment">/// });</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">///</span>
<span class="doccomment">/// In the above example three routes get registered:</span>
<span class="doccomment">/// * /{project_id}/path1 - reponds to all http method</span>
<span class="doccomment">/// * /{project_id}/path2 - `GET` requests</span>
<span class="doccomment">/// * /{project_id}/path3 - `HEAD` requests</span>
<span class="doccomment">///</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">rdef</span>: <span class="ident">ResourceDef</span>,
<span class="ident">router</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Router</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span>,
<span class="ident">filters</span>: <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Predicate</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span><span class="op">&gt;</span>,
<span class="ident">middlewares</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Middleware</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span><span class="op">&gt;&gt;</span>,
}
<span class="attribute">#[<span class="ident">cfg_attr</span>(
<span class="ident">feature</span> <span class="op">=</span> <span class="string">&quot;cargo-clippy&quot;</span>,
<span class="ident">allow</span>(<span class="ident">clippy</span>::<span class="ident">new_without_default_derive</span>)
)]</span>
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="doccomment">/// Create a new scope</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">rdef</span> <span class="op">=</span> <span class="ident">ResourceDef</span>::<span class="ident">prefix</span>(<span class="ident">path</span>);
<span class="ident">Scope</span> {
<span class="ident">rdef</span>: <span class="ident">rdef</span>.<span class="ident">clone</span>(),
<span class="ident">router</span>: <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">Router</span>::<span class="ident">new</span>(<span class="ident">rdef</span>)),
<span class="ident">filters</span>: <span class="ident">Vec</span>::<span class="ident">new</span>(),
<span class="ident">middlewares</span>: <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">Vec</span>::<span class="ident">new</span>()),
}
}
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">rdef</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-&gt;</span> <span class="kw-2">&amp;</span><span class="ident">ResourceDef</span> {
<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">rdef</span>
}
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">router</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-&gt;</span> <span class="kw-2">&amp;</span><span class="ident">Router</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">router</span>.<span class="ident">as_ref</span>()
}
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">take_filters</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Predicate</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span><span class="op">&gt;</span> {
<span class="ident">mem</span>::<span class="ident">replace</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">filters</span>, <span class="ident">Vec</span>::<span class="ident">new</span>())
}
<span class="doccomment">/// Add match predicate to scope.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```rust</span>
<span class="doccomment">/// # extern crate actix_web;</span>
<span class="doccomment">/// use actix_web::{http, pred, App, HttpRequest, HttpResponse, Path};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn index(data: Path&lt;(String, String)&gt;) -&gt; &amp;&#39;static str {</span>
<span class="doccomment">/// &quot;Welcome!&quot;</span>
<span class="doccomment">/// }</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let app = App::new().scope(&quot;/app&quot;, |scope| {</span>
<span class="doccomment">/// scope</span>
<span class="doccomment">/// .filter(pred::Header(&quot;content-type&quot;, &quot;text/plain&quot;))</span>
<span class="doccomment">/// .route(&quot;/test1&quot;, http::Method::GET, index)</span>
<span class="doccomment">/// .route(&quot;/test2&quot;, http::Method::POST, |_: HttpRequest| {</span>
<span class="doccomment">/// HttpResponse::MethodNotAllowed()</span>
<span class="doccomment">/// })</span>
<span class="doccomment">/// });</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">filter</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">Predicate</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> <span class="op">+</span> <span class="lifetime">&#39;static</span><span class="op">&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">p</span>: <span class="ident">T</span>) <span class="op">-&gt;</span> <span class="self">Self</span> {
<span class="self">self</span>.<span class="ident">filters</span>.<span class="ident">push</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">p</span>));
<span class="self">self</span>
}
<span class="doccomment">/// Create nested scope with new state.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```rust</span>
<span class="doccomment">/// # extern crate actix_web;</span>
<span class="doccomment">/// use actix_web::{App, HttpRequest};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// struct AppState;</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn index(req: &amp;HttpRequest&lt;AppState&gt;) -&gt; &amp;&#39;static str {</span>
<span class="doccomment">/// &quot;Welcome!&quot;</span>
<span class="doccomment">/// }</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let app = App::new().scope(&quot;/app&quot;, |scope| {</span>
<span class="doccomment">/// scope.with_state(&quot;/state2&quot;, AppState, |scope| {</span>
<span class="doccomment">/// scope.resource(&quot;/test1&quot;, |r| r.f(index))</span>
<span class="doccomment">/// })</span>
<span class="doccomment">/// });</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_state</span><span class="op">&lt;</span><span class="ident">F</span>, <span class="ident">T</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>, <span class="ident">state</span>: <span class="ident">T</span>, <span class="ident">f</span>: <span class="ident">F</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>
<span class="kw">where</span>
<span class="ident">F</span>: <span class="ident">FnOnce</span>(<span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span>,
{
<span class="kw">let</span> <span class="ident">rdef</span> <span class="op">=</span> <span class="ident">ResourceDef</span>::<span class="ident">prefix</span>(<span class="ident">path</span>);
<span class="kw">let</span> <span class="ident">scope</span> <span class="op">=</span> <span class="ident">Scope</span> {
<span class="ident">rdef</span>: <span class="ident">rdef</span>.<span class="ident">clone</span>(),
<span class="ident">filters</span>: <span class="ident">Vec</span>::<span class="ident">new</span>(),
<span class="ident">router</span>: <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">Router</span>::<span class="ident">new</span>(<span class="ident">rdef</span>)),
<span class="ident">middlewares</span>: <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">Vec</span>::<span class="ident">new</span>()),
};
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">scope</span> <span class="op">=</span> <span class="ident">f</span>(<span class="ident">scope</span>);
<span class="kw">let</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">state</span>);
<span class="kw">let</span> <span class="ident">filters</span>: <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Predicate</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span><span class="op">&gt;</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">FiltersWrapper</span> {
<span class="ident">state</span>: <span class="ident">Rc</span>::<span class="ident">clone</span>(<span class="kw-2">&amp;</span><span class="ident">state</span>),
<span class="ident">filters</span>: <span class="ident">scope</span>.<span class="ident">take_filters</span>(),
})];
<span class="kw">let</span> <span class="ident">handler</span> <span class="op">=</span> <span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">Wrapper</span> { <span class="ident">scope</span>, <span class="ident">state</span> });
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>).<span class="ident">unwrap</span>().<span class="ident">register_handler</span>(
<span class="ident">path</span>,
<span class="ident">handler</span>,
<span class="prelude-val">Some</span>(<span class="ident">filters</span>),
);
<span class="self">self</span>
}
<span class="doccomment">/// Create nested scope.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```rust</span>
<span class="doccomment">/// # extern crate actix_web;</span>
<span class="doccomment">/// use actix_web::{App, HttpRequest};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// struct AppState;</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn index(req: &amp;HttpRequest&lt;AppState&gt;) -&gt; &amp;&#39;static str {</span>
<span class="doccomment">/// &quot;Welcome!&quot;</span>
<span class="doccomment">/// }</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let app = App::with_state(AppState).scope(&quot;/app&quot;, |scope| {</span>
<span class="doccomment">/// scope.nested(&quot;/v1&quot;, |scope| scope.resource(&quot;/test1&quot;, |r| r.f(index)))</span>
<span class="doccomment">/// });</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">nested</span><span class="op">&lt;</span><span class="ident">F</span><span class="op">&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>, <span class="ident">f</span>: <span class="ident">F</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>
<span class="kw">where</span>
<span class="ident">F</span>: <span class="ident">FnOnce</span>(<span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
{
<span class="kw">let</span> <span class="ident">rdef</span> <span class="op">=</span> <span class="ident">ResourceDef</span>::<span class="ident">prefix</span>(<span class="kw-2">&amp;</span><span class="ident">insert_slash</span>(<span class="ident">path</span>));
<span class="kw">let</span> <span class="ident">scope</span> <span class="op">=</span> <span class="ident">Scope</span> {
<span class="ident">rdef</span>: <span class="ident">rdef</span>.<span class="ident">clone</span>(),
<span class="ident">filters</span>: <span class="ident">Vec</span>::<span class="ident">new</span>(),
<span class="ident">router</span>: <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">Router</span>::<span class="ident">new</span>(<span class="ident">rdef</span>)),
<span class="ident">middlewares</span>: <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">Vec</span>::<span class="ident">new</span>()),
};
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>)
.<span class="ident">unwrap</span>()
.<span class="ident">register_scope</span>(<span class="ident">f</span>(<span class="ident">scope</span>));
<span class="self">self</span>
}
<span class="doccomment">/// Configure route for a specific path.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This is a simplified version of the `Scope::resource()` method.</span>
<span class="doccomment">/// Handler functions need to accept one request extractor</span>
<span class="doccomment">/// argument.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This method could be called multiple times, in that case</span>
<span class="doccomment">/// multiple routes would be registered for same resource path.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```rust</span>
<span class="doccomment">/// # extern crate actix_web;</span>
<span class="doccomment">/// use actix_web::{http, App, HttpRequest, HttpResponse, Path};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn index(data: Path&lt;(String, String)&gt;) -&gt; &amp;&#39;static str {</span>
<span class="doccomment">/// &quot;Welcome!&quot;</span>
<span class="doccomment">/// }</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let app = App::new().scope(&quot;/app&quot;, |scope| {</span>
<span class="doccomment">/// scope.route(&quot;/test1&quot;, http::Method::GET, index).route(</span>
<span class="doccomment">/// &quot;/test2&quot;,</span>
<span class="doccomment">/// http::Method::POST,</span>
<span class="doccomment">/// |_: HttpRequest| HttpResponse::MethodNotAllowed(),</span>
<span class="doccomment">/// )</span>
<span class="doccomment">/// });</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">route</span><span class="op">&lt;</span><span class="ident">T</span>, <span class="ident">F</span>, <span class="ident">R</span><span class="op">&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>, <span class="ident">method</span>: <span class="ident">Method</span>, <span class="ident">f</span>: <span class="ident">F</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>
<span class="kw">where</span>
<span class="ident">F</span>: <span class="ident">WithFactory</span><span class="op">&lt;</span><span class="ident">T</span>, <span class="ident">S</span>, <span class="ident">R</span><span class="op">&gt;</span>,
<span class="ident">R</span>: <span class="ident">Responder</span> <span class="op">+</span> <span class="lifetime">&#39;static</span>,
<span class="ident">T</span>: <span class="ident">FromRequest</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> <span class="op">+</span> <span class="lifetime">&#39;static</span>,
{
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>).<span class="ident">unwrap</span>().<span class="ident">register_route</span>(
<span class="kw-2">&amp;</span><span class="ident">insert_slash</span>(<span class="ident">path</span>),
<span class="ident">method</span>,
<span class="ident">f</span>,
);
<span class="self">self</span>
}
<span class="doccomment">/// Configure resource for a specific path.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This method is similar to an `App::resource()` method.</span>
<span class="doccomment">/// Resources may have variable path segments. Resource path uses scope</span>
<span class="doccomment">/// path as a path prefix.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```rust</span>
<span class="doccomment">/// # extern crate actix_web;</span>
<span class="doccomment">/// use actix_web::*;</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let app = App::new().scope(&quot;/api&quot;, |scope| {</span>
<span class="doccomment">/// scope.resource(&quot;/users/{userid}/{friend}&quot;, |r| {</span>
<span class="doccomment">/// r.get().f(|_| HttpResponse::Ok());</span>
<span class="doccomment">/// r.head().f(|_| HttpResponse::MethodNotAllowed());</span>
<span class="doccomment">/// r.route()</span>
<span class="doccomment">/// .filter(pred::Any(pred::Get()).or(pred::Put()))</span>
<span class="doccomment">/// .filter(pred::Header(&quot;Content-Type&quot;, &quot;text/plain&quot;))</span>
<span class="doccomment">/// .f(|_| HttpResponse::Ok())</span>
<span class="doccomment">/// })</span>
<span class="doccomment">/// });</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">resource</span><span class="op">&lt;</span><span class="ident">F</span>, <span class="ident">R</span><span class="op">&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>, <span class="ident">f</span>: <span class="ident">F</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>
<span class="kw">where</span>
<span class="ident">F</span>: <span class="ident">FnOnce</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">Resource</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="ident">R</span> <span class="op">+</span> <span class="lifetime">&#39;static</span>,
{
<span class="comment">// add resource</span>
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resource</span> <span class="op">=</span> <span class="ident">Resource</span>::<span class="ident">new</span>(<span class="ident">ResourceDef</span>::<span class="ident">new</span>(<span class="kw-2">&amp;</span><span class="ident">insert_slash</span>(<span class="ident">path</span>)));
<span class="ident">f</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">resource</span>);
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>)
.<span class="ident">unwrap</span>()
.<span class="ident">register_resource</span>(<span class="ident">resource</span>);
<span class="self">self</span>
}
<span class="doccomment">/// Default resource to be used if no matching route could be found.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">default_resource</span><span class="op">&lt;</span><span class="ident">F</span>, <span class="ident">R</span><span class="op">&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">f</span>: <span class="ident">F</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>
<span class="kw">where</span>
<span class="ident">F</span>: <span class="ident">FnOnce</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">Resource</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="ident">R</span> <span class="op">+</span> <span class="lifetime">&#39;static</span>,
{
<span class="comment">// create and configure default resource</span>
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resource</span> <span class="op">=</span> <span class="ident">Resource</span>::<span class="ident">new</span>(<span class="ident">ResourceDef</span>::<span class="ident">new</span>(<span class="string">&quot;&quot;</span>));
<span class="ident">f</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">resource</span>);
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>)
.<span class="ident">expect</span>(<span class="string">&quot;Multiple copies of scope router&quot;</span>)
.<span class="ident">register_default_resource</span>(<span class="ident">resource</span>.<span class="ident">into</span>());
<span class="self">self</span>
}
<span class="doccomment">/// Configure handler for specific path prefix.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// A path prefix consists of valid path segments, i.e for the</span>
<span class="doccomment">/// prefix `/app` any request with the paths `/app`, `/app/` or</span>
<span class="doccomment">/// `/app/test` would match, but the path `/application` would</span>
<span class="doccomment">/// not.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```rust</span>
<span class="doccomment">/// # extern crate actix_web;</span>
<span class="doccomment">/// use actix_web::{http, App, HttpRequest, HttpResponse};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let app = App::new().scope(&quot;/scope-prefix&quot;, |scope| {</span>
<span class="doccomment">/// scope.handler(&quot;/app&quot;, |req: &amp;HttpRequest| match *req.method() {</span>
<span class="doccomment">/// http::Method::GET =&gt; HttpResponse::Ok(),</span>
<span class="doccomment">/// http::Method::POST =&gt; HttpResponse::MethodNotAllowed(),</span>
<span class="doccomment">/// _ =&gt; HttpResponse::NotFound(),</span>
<span class="doccomment">/// })</span>
<span class="doccomment">/// });</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">handler</span><span class="op">&lt;</span><span class="ident">H</span>: <span class="ident">Handler</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>, <span class="ident">handler</span>: <span class="ident">H</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">path</span> <span class="op">=</span> <span class="ident">insert_slash</span>(<span class="ident">path</span>.<span class="ident">trim</span>().<span class="ident">trim_right_matches</span>(<span class="string">&#39;/&#39;</span>));
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>)
.<span class="ident">expect</span>(<span class="string">&quot;Multiple copies of scope router&quot;</span>)
.<span class="ident">register_handler</span>(<span class="kw-2">&amp;</span><span class="ident">path</span>, <span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">WrapHandler</span>::<span class="ident">new</span>(<span class="ident">handler</span>)), <span class="prelude-val">None</span>);
<span class="self">self</span>
}
<span class="doccomment">/// Register a scope middleware</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This is similar to `App&#39;s` middlewares, but</span>
<span class="doccomment">/// middlewares get invoked on scope level.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// *Note* `Middleware::finish()` fires right after response get</span>
<span class="doccomment">/// prepared. It does not wait until body get sent to the peer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">middleware</span><span class="op">&lt;</span><span class="ident">M</span>: <span class="ident">Middleware</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">mw</span>: <span class="ident">M</span>) <span class="op">-&gt;</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">middlewares</span>)
.<span class="ident">expect</span>(<span class="string">&quot;Can not use after configuration&quot;</span>)
.<span class="ident">push</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">mw</span>));
<span class="self">self</span>
}
}
<span class="kw">fn</span> <span class="ident">insert_slash</span>(<span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>) <span class="op">-&gt;</span> <span class="ident">String</span> {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">path</span> <span class="op">=</span> <span class="ident">path</span>.<span class="ident">to_owned</span>();
<span class="kw">if</span> <span class="op">!</span><span class="ident">path</span>.<span class="ident">is_empty</span>() <span class="op">&amp;&amp;</span> <span class="op">!</span><span class="ident">path</span>.<span class="ident">starts_with</span>(<span class="string">&#39;/&#39;</span>) {
<span class="ident">path</span>.<span class="ident">insert</span>(<span class="number">0</span>, <span class="string">&#39;/&#39;</span>);
};
<span class="ident">path</span>
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">RouteHandler</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&amp;</span><span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="ident">AsyncResult</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">tail</span> <span class="op">=</span> <span class="ident">req</span>.<span class="ident">match_info</span>().<span class="ident">tail</span> <span class="kw">as</span> <span class="ident">usize</span>;
<span class="comment">// recognize resources</span>
<span class="kw">let</span> <span class="ident">info</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">router</span>.<span class="ident">recognize</span>(<span class="ident">req</span>, <span class="ident">req</span>.<span class="ident">state</span>(), <span class="ident">tail</span>);
<span class="kw">let</span> <span class="ident">req2</span> <span class="op">=</span> <span class="ident">req</span>.<span class="ident">with_route_info</span>(<span class="ident">info</span>);
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">middlewares</span>.<span class="ident">is_empty</span>() {
<span class="self">self</span>.<span class="ident">router</span>.<span class="ident">handle</span>(<span class="kw-2">&amp;</span><span class="ident">req2</span>)
} <span class="kw">else</span> {
<span class="ident">AsyncResult</span>::<span class="ident">async</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">Compose</span>::<span class="ident">new</span>(
<span class="ident">req2</span>,
<span class="ident">Rc</span>::<span class="ident">clone</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">router</span>),
<span class="ident">Rc</span>::<span class="ident">clone</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">middlewares</span>),
)))
}
}
<span class="kw">fn</span> <span class="ident">has_default_resource</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-&gt;</span> <span class="ident">bool</span> {
<span class="self">self</span>.<span class="ident">router</span>.<span class="ident">has_default_resource</span>()
}
<span class="kw">fn</span> <span class="ident">default_resource</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">default</span>: <span class="ident">DefaultResource</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>)
.<span class="ident">expect</span>(<span class="string">&quot;Can not use after configuration&quot;</span>)
.<span class="ident">register_default_resource</span>(<span class="ident">default</span>);
}
<span class="kw">fn</span> <span class="ident">finish</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>) {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">router</span>)
.<span class="ident">expect</span>(<span class="string">&quot;Can not use after configuration&quot;</span>)
.<span class="ident">finish</span>();
}
}
<span class="kw">struct</span> <span class="ident">Wrapper</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> {
<span class="ident">state</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
<span class="ident">scope</span>: <span class="ident">Scope</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span>, <span class="ident">S2</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">RouteHandler</span><span class="op">&lt;</span><span class="ident">S2</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">Wrapper</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&amp;</span><span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="ident">S2</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="ident">AsyncResult</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">req</span>.<span class="ident">with_state</span>(<span class="ident">Rc</span>::<span class="ident">clone</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">state</span>));
<span class="self">self</span>.<span class="ident">scope</span>.<span class="ident">handle</span>(<span class="kw-2">&amp;</span><span class="ident">req</span>)
}
}
<span class="kw">struct</span> <span class="ident">FiltersWrapper</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> {
<span class="ident">state</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
<span class="ident">filters</span>: <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Predicate</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span>, <span class="ident">S2</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">Predicate</span><span class="op">&lt;</span><span class="ident">S2</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">FiltersWrapper</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">check</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&amp;</span><span class="ident">Request</span>, <span class="kw">_</span>: <span class="kw-2">&amp;</span><span class="ident">S2</span>) <span class="op">-&gt;</span> <span class="ident">bool</span> {
<span class="kw">for</span> <span class="ident">filter</span> <span class="kw">in</span> <span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">filters</span> {
<span class="kw">if</span> <span class="op">!</span><span class="ident">filter</span>.<span class="ident">check</span>(<span class="kw-2">&amp;</span><span class="ident">req</span>, <span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">state</span>) {
<span class="kw">return</span> <span class="bool-val">false</span>;
}
}
<span class="bool-val">true</span>
}
}
<span class="doccomment">/// Compose resource level middlewares with route handler.</span>
<span class="kw">struct</span> <span class="ident">Compose</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> {
<span class="ident">info</span>: <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
<span class="ident">state</span>: <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
}
<span class="kw">struct</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> {
<span class="ident">count</span>: <span class="ident">usize</span>,
<span class="ident">req</span>: <span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
<span class="ident">router</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Router</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span>,
<span class="ident">mws</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Middleware</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span><span class="op">&gt;&gt;</span>,
}
<span class="kw">enum</span> <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> {
<span class="ident">Starting</span>(<span class="ident">StartMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>),
<span class="ident">Handler</span>(<span class="ident">WaitingResponse</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>),
<span class="ident">RunMiddlewares</span>(<span class="ident">RunMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>),
<span class="ident">Finishing</span>(<span class="ident">FinishingMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>),
<span class="ident">Completed</span>(<span class="ident">Response</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>),
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">ComposeState</span>::<span class="ident">Starting</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">state</span>) <span class="op">=&gt;</span> <span class="ident">state</span>.<span class="ident">poll</span>(<span class="ident">info</span>),
<span class="ident">ComposeState</span>::<span class="ident">Handler</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">state</span>) <span class="op">=&gt;</span> <span class="ident">state</span>.<span class="ident">poll</span>(<span class="ident">info</span>),
<span class="ident">ComposeState</span>::<span class="ident">RunMiddlewares</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">state</span>) <span class="op">=&gt;</span> <span class="ident">state</span>.<span class="ident">poll</span>(<span class="ident">info</span>),
<span class="ident">ComposeState</span>::<span class="ident">Finishing</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">state</span>) <span class="op">=&gt;</span> <span class="ident">state</span>.<span class="ident">poll</span>(<span class="ident">info</span>),
<span class="ident">ComposeState</span>::<span class="ident">Completed</span>(<span class="kw">_</span>) <span class="op">=&gt;</span> <span class="prelude-val">None</span>,
}
}
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">Compose</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">new</span>(
<span class="ident">req</span>: <span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>, <span class="ident">router</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Router</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span>, <span class="ident">mws</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Middleware</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span><span class="op">&gt;&gt;</span>,
) <span class="op">-&gt;</span> <span class="self">Self</span> {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">info</span> <span class="op">=</span> <span class="ident">ComposeInfo</span> {
<span class="ident">mws</span>,
<span class="ident">req</span>,
<span class="ident">router</span>,
<span class="ident">count</span>: <span class="number">0</span>,
};
<span class="kw">let</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">StartMiddlewares</span>::<span class="ident">init</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">info</span>);
<span class="ident">Compose</span> { <span class="ident">state</span>, <span class="ident">info</span> }
}
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> <span class="ident">Future</span> <span class="kw">for</span> <span class="ident">Compose</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> <span class="ident">HttpResponse</span>;
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-&gt;</span> <span class="ident">Poll</span><span class="op">&lt;</span><span class="self">Self</span>::<span class="ident">Item</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">&gt;</span> {
<span class="kw">loop</span> {
<span class="kw">if</span> <span class="kw">let</span> <span class="ident">ComposeState</span>::<span class="ident">Completed</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">resp</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">state</span> {
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">resp</span>.<span class="ident">resp</span>.<span class="ident">take</span>().<span class="ident">unwrap</span>();
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="ident">resp</span>));
}
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">state</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">state</span>.<span class="ident">poll</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">info</span>) {
<span class="self">self</span>.<span class="ident">state</span> <span class="op">=</span> <span class="ident">state</span>;
} <span class="kw">else</span> {
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>);
}
}
}
}
<span class="doccomment">/// Middlewares start executor</span>
<span class="kw">struct</span> <span class="ident">StartMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">fut</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Fut</span><span class="op">&gt;</span>,
<span class="ident">_s</span>: <span class="ident">PhantomData</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
}
<span class="kw">type</span> <span class="ident">Fut</span> <span class="op">=</span> <span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Future</span><span class="op">&lt;</span><span class="ident">Item</span> <span class="op">=</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">&gt;&gt;</span>;
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">StartMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">init</span>(<span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>.<span class="ident">len</span>();
<span class="kw">loop</span> {
<span class="kw">if</span> <span class="ident">info</span>.<span class="ident">count</span> <span class="op">==</span> <span class="ident">len</span> {
<span class="kw">let</span> <span class="ident">reply</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">router</span>.<span class="ident">handle</span>(<span class="kw-2">&amp;</span><span class="ident">info</span>.<span class="ident">req</span>);
<span class="kw">return</span> <span class="ident">WaitingResponse</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">reply</span>);
} <span class="kw">else</span> {
<span class="kw">let</span> <span class="ident">result</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>[<span class="ident">info</span>.<span class="ident">count</span>].<span class="ident">start</span>(<span class="kw-2">&amp;</span><span class="ident">info</span>.<span class="ident">req</span>);
<span class="kw">match</span> <span class="ident">result</span> {
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareStarted</span>::<span class="ident">Done</span>) <span class="op">=&gt;</span> <span class="ident">info</span>.<span class="ident">count</span> <span class="op">+=</span> <span class="number">1</span>,
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareStarted</span>::<span class="ident">Response</span>(<span class="ident">resp</span>)) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">resp</span>);
}
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareStarted</span>::<span class="ident">Future</span>(<span class="ident">fut</span>)) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="ident">ComposeState</span>::<span class="ident">Starting</span>(<span class="ident">StartMiddlewares</span> {
<span class="ident">fut</span>: <span class="prelude-val">Some</span>(<span class="ident">fut</span>),
<span class="ident">_s</span>: <span class="ident">PhantomData</span>,
});
}
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>());
}
}
}
}
}
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span> {
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>.<span class="ident">len</span>();
<span class="lifetime">&#39;outer</span>: <span class="kw">loop</span> {
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">poll</span>() {
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="prelude-val">None</span>;
}
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="ident">resp</span>)) <span class="op">=&gt;</span> {
<span class="ident">info</span>.<span class="ident">count</span> <span class="op">+=</span> <span class="number">1</span>;
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">resp</span>) <span class="op">=</span> <span class="ident">resp</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">resp</span>));
}
<span class="kw">loop</span> {
<span class="kw">if</span> <span class="ident">info</span>.<span class="ident">count</span> <span class="op">==</span> <span class="ident">len</span> {
<span class="kw">let</span> <span class="ident">reply</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">router</span>.<span class="ident">handle</span>(<span class="kw-2">&amp;</span><span class="ident">info</span>.<span class="ident">req</span>);
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">WaitingResponse</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">reply</span>));
} <span class="kw">else</span> {
<span class="kw">let</span> <span class="ident">result</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>[<span class="ident">info</span>.<span class="ident">count</span>].<span class="ident">start</span>(<span class="kw-2">&amp;</span><span class="ident">info</span>.<span class="ident">req</span>);
<span class="kw">match</span> <span class="ident">result</span> {
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareStarted</span>::<span class="ident">Done</span>) <span class="op">=&gt;</span> <span class="ident">info</span>.<span class="ident">count</span> <span class="op">+=</span> <span class="number">1</span>,
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareStarted</span>::<span class="ident">Response</span>(<span class="ident">resp</span>)) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">resp</span>));
}
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareStarted</span>::<span class="ident">Future</span>(<span class="ident">fut</span>)) <span class="op">=&gt;</span> {
<span class="self">self</span>.<span class="ident">fut</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">fut</span>);
<span class="kw">continue</span> <span class="lifetime">&#39;outer</span>;
}
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>()));
}
}
}
}
}
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>()));
}
}
}
}
}
<span class="comment">// waiting for response</span>
<span class="kw">struct</span> <span class="ident">WaitingResponse</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">fut</span>: <span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Future</span><span class="op">&lt;</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">HttpResponse</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">&gt;&gt;</span>,
<span class="ident">_s</span>: <span class="ident">PhantomData</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">WaitingResponse</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="kw">fn</span> <span class="ident">init</span>(
<span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>, <span class="ident">reply</span>: <span class="ident">AsyncResult</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span>,
) <span class="op">-&gt;</span> <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">match</span> <span class="ident">reply</span>.<span class="ident">into</span>() {
<span class="ident">AsyncResultItem</span>::<span class="prelude-val">Ok</span>(<span class="ident">resp</span>) <span class="op">=&gt;</span> <span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">resp</span>),
<span class="ident">AsyncResultItem</span>::<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> <span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>()),
<span class="ident">AsyncResultItem</span>::<span class="ident">Future</span>(<span class="ident">fut</span>) <span class="op">=&gt;</span> <span class="ident">ComposeState</span>::<span class="ident">Handler</span>(<span class="ident">WaitingResponse</span> {
<span class="ident">fut</span>,
<span class="ident">_s</span>: <span class="ident">PhantomData</span>,
}),
}
}
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span> {
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">poll</span>() {
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>) <span class="op">=&gt;</span> <span class="prelude-val">None</span>,
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="ident">resp</span>)) <span class="op">=&gt;</span> <span class="prelude-val">Some</span>(<span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">resp</span>)),
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> <span class="prelude-val">Some</span>(<span class="ident">RunMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>())),
}
}
}
<span class="doccomment">/// Middlewares response executor</span>
<span class="kw">struct</span> <span class="ident">RunMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">curr</span>: <span class="ident">usize</span>,
<span class="ident">fut</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Future</span><span class="op">&lt;</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">HttpResponse</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">&gt;&gt;</span><span class="op">&gt;</span>,
<span class="ident">_s</span>: <span class="ident">PhantomData</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">RunMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">init</span>(<span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>, <span class="kw-2">mut</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span>) <span class="op">-&gt;</span> <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">curr</span> <span class="op">=</span> <span class="number">0</span>;
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>.<span class="ident">len</span>();
<span class="kw">loop</span> {
<span class="kw">let</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>[<span class="ident">curr</span>].<span class="ident">response</span>(<span class="kw-2">&amp;</span><span class="ident">info</span>.<span class="ident">req</span>, <span class="ident">resp</span>);
<span class="ident">resp</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">state</span> {
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> {
<span class="ident">info</span>.<span class="ident">count</span> <span class="op">=</span> <span class="ident">curr</span> <span class="op">+</span> <span class="number">1</span>;
<span class="kw">return</span> <span class="ident">FinishingMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>());
}
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareResponse</span>::<span class="ident">Done</span>(<span class="ident">r</span>)) <span class="op">=&gt;</span> {
<span class="ident">curr</span> <span class="op">+=</span> <span class="number">1</span>;
<span class="kw">if</span> <span class="ident">curr</span> <span class="op">==</span> <span class="ident">len</span> {
<span class="kw">return</span> <span class="ident">FinishingMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">r</span>);
} <span class="kw">else</span> {
<span class="ident">r</span>
}
}
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareResponse</span>::<span class="ident">Future</span>(<span class="ident">fut</span>)) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="ident">ComposeState</span>::<span class="ident">RunMiddlewares</span>(<span class="ident">RunMiddlewares</span> {
<span class="ident">curr</span>,
<span class="ident">fut</span>: <span class="prelude-val">Some</span>(<span class="ident">fut</span>),
<span class="ident">_s</span>: <span class="ident">PhantomData</span>,
});
}
};
}
}
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span> {
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>.<span class="ident">len</span>();
<span class="kw">loop</span> {
<span class="comment">// poll latest fut</span>
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp</span> <span class="op">=</span> <span class="kw">match</span> <span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">poll</span>() {
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>) <span class="op">=&gt;</span> <span class="kw">return</span> <span class="prelude-val">None</span>,
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="ident">resp</span>)) <span class="op">=&gt;</span> {
<span class="self">self</span>.<span class="ident">curr</span> <span class="op">+=</span> <span class="number">1</span>;
<span class="ident">resp</span>
}
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> <span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">FinishingMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>())),
};
<span class="kw">loop</span> {
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">curr</span> <span class="op">==</span> <span class="ident">len</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">FinishingMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">resp</span>));
} <span class="kw">else</span> {
<span class="kw">let</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>[<span class="self">self</span>.<span class="ident">curr</span>].<span class="ident">response</span>(<span class="kw-2">&amp;</span><span class="ident">info</span>.<span class="ident">req</span>, <span class="ident">resp</span>);
<span class="kw">match</span> <span class="ident">state</span> {
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">FinishingMiddlewares</span>::<span class="ident">init</span>(<span class="ident">info</span>, <span class="ident">err</span>.<span class="ident">into</span>()))
}
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareResponse</span>::<span class="ident">Done</span>(<span class="ident">r</span>)) <span class="op">=&gt;</span> {
<span class="self">self</span>.<span class="ident">curr</span> <span class="op">+=</span> <span class="number">1</span>;
<span class="ident">resp</span> <span class="op">=</span> <span class="ident">r</span>
}
<span class="prelude-val">Ok</span>(<span class="ident">MiddlewareResponse</span>::<span class="ident">Future</span>(<span class="ident">fut</span>)) <span class="op">=&gt;</span> {
<span class="self">self</span>.<span class="ident">fut</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">fut</span>);
<span class="kw">break</span>;
}
}
}
}
}
}
}
<span class="doccomment">/// Middlewares start executor</span>
<span class="kw">struct</span> <span class="ident">FinishingMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">resp</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span>,
<span class="ident">fut</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="ident">Future</span><span class="op">&lt;</span><span class="ident">Item</span> <span class="op">=</span> (), <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">&gt;&gt;</span><span class="op">&gt;</span>,
<span class="ident">_s</span>: <span class="ident">PhantomData</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">FinishingMiddlewares</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">init</span>(<span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>, <span class="ident">resp</span>: <span class="ident">HttpResponse</span>) <span class="op">-&gt;</span> <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">if</span> <span class="ident">info</span>.<span class="ident">count</span> <span class="op">==</span> <span class="number">0</span> {
<span class="ident">Response</span>::<span class="ident">init</span>(<span class="ident">resp</span>)
} <span class="kw">else</span> {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">FinishingMiddlewares</span> {
<span class="ident">resp</span>: <span class="prelude-val">Some</span>(<span class="ident">resp</span>),
<span class="ident">fut</span>: <span class="prelude-val">None</span>,
<span class="ident">_s</span>: <span class="ident">PhantomData</span>,
};
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">st</span>) <span class="op">=</span> <span class="ident">state</span>.<span class="ident">poll</span>(<span class="ident">info</span>) {
<span class="ident">st</span>
} <span class="kw">else</span> {
<span class="ident">ComposeState</span>::<span class="ident">Finishing</span>(<span class="ident">state</span>)
}
}
}
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">info</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ComposeInfo</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>) <span class="op">-&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;&gt;</span> {
<span class="kw">loop</span> {
<span class="comment">// poll latest fut</span>
<span class="kw">let</span> <span class="ident">not_ready</span> <span class="op">=</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">fut</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">fut</span> {
<span class="kw">match</span> <span class="ident">fut</span>.<span class="ident">poll</span>() {
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>) <span class="op">=&gt;</span> <span class="bool-val">true</span>,
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(())) <span class="op">=&gt;</span> <span class="bool-val">false</span>,
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=&gt;</span> {
<span class="macro">error</span><span class="macro">!</span>(<span class="string">&quot;Middleware finish error: {}&quot;</span>, <span class="ident">err</span>);
<span class="bool-val">false</span>
}
}
} <span class="kw">else</span> {
<span class="bool-val">false</span>
};
<span class="kw">if</span> <span class="ident">not_ready</span> {
<span class="kw">return</span> <span class="prelude-val">None</span>;
}
<span class="self">self</span>.<span class="ident">fut</span> <span class="op">=</span> <span class="prelude-val">None</span>;
<span class="kw">if</span> <span class="ident">info</span>.<span class="ident">count</span> <span class="op">==</span> <span class="number">0</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">Response</span>::<span class="ident">init</span>(<span class="self">self</span>.<span class="ident">resp</span>.<span class="ident">take</span>().<span class="ident">unwrap</span>()));
}
<span class="ident">info</span>.<span class="ident">count</span> <span class="op">-=</span> <span class="number">1</span>;
<span class="kw">let</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">info</span>.<span class="ident">mws</span>[<span class="ident">info</span>.<span class="ident">count</span> <span class="kw">as</span> <span class="ident">usize</span>]
.<span class="ident">finish</span>(<span class="kw-2">&amp;</span><span class="ident">info</span>.<span class="ident">req</span>, <span class="self">self</span>.<span class="ident">resp</span>.<span class="ident">as_ref</span>().<span class="ident">unwrap</span>());
<span class="kw">match</span> <span class="ident">state</span> {
<span class="ident">MiddlewareFinished</span>::<span class="ident">Done</span> <span class="op">=&gt;</span> {
<span class="kw">if</span> <span class="ident">info</span>.<span class="ident">count</span> <span class="op">==</span> <span class="number">0</span> {
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">Response</span>::<span class="ident">init</span>(<span class="self">self</span>.<span class="ident">resp</span>.<span class="ident">take</span>().<span class="ident">unwrap</span>()));
}
}
<span class="ident">MiddlewareFinished</span>::<span class="ident">Future</span>(<span class="ident">fut</span>) <span class="op">=&gt;</span> {
<span class="self">self</span>.<span class="ident">fut</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">fut</span>);
}
}
}
}
}
<span class="kw">struct</span> <span class="ident">Response</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">resp</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span>,
<span class="ident">_s</span>: <span class="ident">PhantomData</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> <span class="ident">Response</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="kw">fn</span> <span class="ident">init</span>(<span class="ident">resp</span>: <span class="ident">HttpResponse</span>) <span class="op">-&gt;</span> <span class="ident">ComposeState</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span> {
<span class="ident">ComposeState</span>::<span class="ident">Completed</span>(<span class="ident">Response</span> {
<span class="ident">resp</span>: <span class="prelude-val">Some</span>(<span class="ident">resp</span>),
<span class="ident">_s</span>: <span class="ident">PhantomData</span>,
})
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
<span class="kw">mod</span> <span class="ident">tests</span> {
<span class="kw">use</span> <span class="ident">bytes</span>::<span class="ident">Bytes</span>;
<span class="kw">use</span> <span class="ident">application</span>::<span class="ident">App</span>;
<span class="kw">use</span> <span class="ident">body</span>::<span class="ident">Body</span>;
<span class="kw">use</span> <span class="ident">http</span>::{<span class="ident">Method</span>, <span class="ident">StatusCode</span>};
<span class="kw">use</span> <span class="ident">httprequest</span>::<span class="ident">HttpRequest</span>;
<span class="kw">use</span> <span class="ident">httpresponse</span>::<span class="ident">HttpResponse</span>;
<span class="kw">use</span> <span class="ident">pred</span>;
<span class="kw">use</span> <span class="ident">test</span>::<span class="ident">TestRequest</span>;
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_root</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">resource</span>(<span class="string">&quot;&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
.<span class="ident">resource</span>(<span class="string">&quot;/&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">Created</span>()))
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_root2</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app/&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_root3</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app/&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_route</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">route</span>(<span class="string">&quot;/path1&quot;</span>, <span class="ident">Method</span>::<span class="ident">GET</span>, <span class="op">|</span><span class="kw">_</span>: <span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="kw">_</span><span class="op">&gt;</span><span class="op">|</span> {
<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()
}).<span class="ident">route</span>(<span class="string">&quot;/path1&quot;</span>, <span class="ident">Method</span>::<span class="ident">DELETE</span>, <span class="op">|</span><span class="kw">_</span>: <span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="kw">_</span><span class="op">&gt;</span><span class="op">|</span> {
<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">DELETE</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">POST</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_route_without_leading_slash</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">route</span>(<span class="string">&quot;path1&quot;</span>, <span class="ident">Method</span>::<span class="ident">GET</span>, <span class="op">|</span><span class="kw">_</span>: <span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="kw">_</span><span class="op">&gt;</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>())
.<span class="ident">route</span>(<span class="string">&quot;path1&quot;</span>, <span class="ident">Method</span>::<span class="ident">DELETE</span>, <span class="op">|</span><span class="kw">_</span>: <span class="ident">HttpRequest</span><span class="op">&lt;</span><span class="kw">_</span><span class="op">&gt;</span><span class="op">|</span> {
<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">DELETE</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">POST</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_filter</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">filter</span>(<span class="ident">pred</span>::<span class="ident">Get</span>())
.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">POST</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">GET</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_variable_segment</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/ab-{project}&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> {
<span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="ident">r</span><span class="op">|</span> {
<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()
.<span class="ident">body</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">&quot;project: {}&quot;</span>, <span class="kw-2">&amp;</span><span class="ident">r</span>.<span class="ident">match_info</span>()[<span class="string">&quot;project&quot;</span>]))
})
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/ab-project1/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">body</span>() {
<span class="kw-2">&amp;</span><span class="ident">Body</span>::<span class="ident">Binary</span>(<span class="kw-2">ref</span> <span class="ident">b</span>) <span class="op">=&gt;</span> {
<span class="kw">let</span> <span class="ident">bytes</span>: <span class="ident">Bytes</span> <span class="op">=</span> <span class="ident">b</span>.<span class="ident">clone</span>().<span class="ident">into</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">bytes</span>, <span class="ident">Bytes</span>::<span class="ident">from_static</span>(<span class="string">b&quot;project: project1&quot;</span>));
}
<span class="kw">_</span> <span class="op">=&gt;</span> <span class="macro">panic</span><span class="macro">!</span>(),
}
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/aa-project1/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_with_state</span>() {
<span class="kw">struct</span> <span class="ident">State</span>;
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">with_state</span>(<span class="string">&quot;/t1&quot;</span>, <span class="ident">State</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">Created</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_with_state_root</span>() {
<span class="kw">struct</span> <span class="ident">State</span>;
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">with_state</span>(<span class="string">&quot;/t1&quot;</span>, <span class="ident">State</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">resource</span>(<span class="string">&quot;&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
.<span class="ident">resource</span>(<span class="string">&quot;/&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">Created</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_with_state_root2</span>() {
<span class="kw">struct</span> <span class="ident">State</span>;
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">with_state</span>(<span class="string">&quot;/t1/&quot;</span>, <span class="ident">State</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_with_state_root3</span>() {
<span class="kw">struct</span> <span class="ident">State</span>;
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">with_state</span>(<span class="string">&quot;/t1/&quot;</span>, <span class="ident">State</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_scope_with_state_filter</span>() {
<span class="kw">struct</span> <span class="ident">State</span>;
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">with_state</span>(<span class="string">&quot;/t1&quot;</span>, <span class="ident">State</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">filter</span>(<span class="ident">pred</span>::<span class="ident">Get</span>())
.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">POST</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">GET</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_nested_scope</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">nested</span>(<span class="string">&quot;/t1&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">Created</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_nested_scope_no_slash</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">nested</span>(<span class="string">&quot;t1&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">Created</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_nested_scope_root</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">nested</span>(<span class="string">&quot;/t1&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">resource</span>(<span class="string">&quot;&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
.<span class="ident">resource</span>(<span class="string">&quot;/&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">Created</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_nested_scope_filter</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">nested</span>(<span class="string">&quot;/t1&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">filter</span>(<span class="ident">pred</span>::<span class="ident">Get</span>())
.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">POST</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/t1/path1&quot;</span>)
.<span class="ident">method</span>(<span class="ident">Method</span>::<span class="ident">GET</span>)
.<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_nested_scope_with_variable_segment</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">nested</span>(<span class="string">&quot;/{project_id}&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> {
<span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="ident">r</span><span class="op">|</span> {
<span class="ident">HttpResponse</span>::<span class="ident">Created</span>().<span class="ident">body</span>(<span class="macro">format</span><span class="macro">!</span>(
<span class="string">&quot;project: {}&quot;</span>,
<span class="kw-2">&amp;</span><span class="ident">r</span>.<span class="ident">match_info</span>()[<span class="string">&quot;project_id&quot;</span>]
))
})
})
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/project_1/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
<span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">body</span>() {
<span class="kw-2">&amp;</span><span class="ident">Body</span>::<span class="ident">Binary</span>(<span class="kw-2">ref</span> <span class="ident">b</span>) <span class="op">=&gt;</span> {
<span class="kw">let</span> <span class="ident">bytes</span>: <span class="ident">Bytes</span> <span class="op">=</span> <span class="ident">b</span>.<span class="ident">clone</span>().<span class="ident">into</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">bytes</span>, <span class="ident">Bytes</span>::<span class="ident">from_static</span>(<span class="string">b&quot;project: project_1&quot;</span>));
}
<span class="kw">_</span> <span class="op">=&gt;</span> <span class="macro">panic</span><span class="macro">!</span>(),
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_nested2_scope_with_variable_segment</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">nested</span>(<span class="string">&quot;/{project}&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">nested</span>(<span class="string">&quot;/{id}&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> {
<span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="ident">r</span><span class="op">|</span> {
<span class="ident">HttpResponse</span>::<span class="ident">Created</span>().<span class="ident">body</span>(<span class="macro">format</span><span class="macro">!</span>(
<span class="string">&quot;project: {} - {}&quot;</span>,
<span class="kw-2">&amp;</span><span class="ident">r</span>.<span class="ident">match_info</span>()[<span class="string">&quot;project&quot;</span>],
<span class="kw-2">&amp;</span><span class="ident">r</span>.<span class="ident">match_info</span>()[<span class="string">&quot;id&quot;</span>],
))
})
})
})
})
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/test/1/path1&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CREATED</span>);
<span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">body</span>() {
<span class="kw-2">&amp;</span><span class="ident">Body</span>::<span class="ident">Binary</span>(<span class="kw-2">ref</span> <span class="ident">b</span>) <span class="op">=&gt;</span> {
<span class="kw">let</span> <span class="ident">bytes</span>: <span class="ident">Bytes</span> <span class="op">=</span> <span class="ident">b</span>.<span class="ident">clone</span>().<span class="ident">into</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">bytes</span>, <span class="ident">Bytes</span>::<span class="ident">from_static</span>(<span class="string">b&quot;project: test - 1&quot;</span>));
}
<span class="kw">_</span> <span class="op">=&gt;</span> <span class="macro">panic</span><span class="macro">!</span>(),
}
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/test/1/path2&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_default_resource</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>
.<span class="ident">resource</span>(<span class="string">&quot;/path1&quot;</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>()))
.<span class="ident">default_resource</span>(<span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">BadRequest</span>()))
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app/path2&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/path2&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_default_resource_propagation</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/app1&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">default_resource</span>(<span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">BadRequest</span>()))
}).<span class="ident">scope</span>(<span class="string">&quot;/app2&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> <span class="ident">scope</span>)
.<span class="ident">default_resource</span>(<span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">f</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="ident">MethodNotAllowed</span>()))
.<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/non-exist&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">METHOD_NOT_ALLOWED</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app1/non-exist&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/app2/non-exist&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">METHOD_NOT_ALLOWED</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_handler</span>() {
<span class="kw">let</span> <span class="ident">app</span> <span class="op">=</span> <span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">scope</span>(<span class="string">&quot;/scope&quot;</span>, <span class="op">|</span><span class="ident">scope</span><span class="op">|</span> {
<span class="ident">scope</span>.<span class="ident">handler</span>(<span class="string">&quot;/test&quot;</span>, <span class="op">|</span><span class="kw">_</span>: <span class="kw-2">&amp;</span><span class="kw">_</span><span class="op">|</span> <span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>())
}).<span class="ident">finish</span>();
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/scope/test&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/scope/test/&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/scope/test/app&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/scope/testapp&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">&quot;/scope/blah&quot;</span>).<span class="ident">request</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">run</span>(<span class="ident">req</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">as_msg</span>().<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
}
}
</pre>
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