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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 of the Rust file `src/errors.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>errors.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script src="../../crates.js"></script><script defer src="../../main.js"></script><script defer src="../../source-script.js"></script><script defer src="../../source-files.js"></script>
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</pre><pre class="rust"><code><span class="comment">/*
* Copyright (C) 2022 Aravinth Manivannan &lt;realaravinth@batsense.net&gt;
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see &lt;https://www.gnu.org/licenses/&gt;.
*/</span>
<span class="kw">use</span> <span class="ident">std::convert::From</span>;
<span class="kw">use</span> <span class="ident">actix::MailboxError</span>;
<span class="kw">use</span> <span class="ident">actix_web</span>::{
<span class="ident">error::ResponseError</span>,
<span class="ident">http</span>::{<span class="ident">header</span>, <span class="ident">StatusCode</span>},
<span class="ident">HttpResponse</span>, <span class="ident">HttpResponseBuilder</span>,
};
<span class="kw">use</span> <span class="ident">argon2_creds::errors::CredsError</span>;
<span class="kw">use</span> <span class="ident">db_core::errors::DBError</span>;
<span class="kw">use</span> <span class="ident">derive_more</span>::{<span class="ident">Display</span>, <span class="ident">Error</span>};
<span class="kw">use</span> <span class="ident">lettre::transport::smtp::Error</span> <span class="kw">as</span> <span class="ident">SmtpError</span>;
<span class="kw">use</span> <span class="ident">libmcaptcha::errors::CaptchaError</span>;
<span class="kw">use</span> <span class="ident">serde</span>::{<span class="ident">Deserialize</span>, <span class="ident">Serialize</span>};
<span class="kw">use</span> <span class="ident">tokio::sync::oneshot::error::RecvError</span>;
<span class="kw">use</span> <span class="ident">url::ParseError</span>;
<span class="kw">use</span> <span class="ident">validator::ValidationErrors</span>;
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Display</span>, <span class="ident">Error</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">SmtpErrorWrapper</span>(<span class="ident">SmtpError</span>);
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Display</span>, <span class="ident">Error</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">DBErrorWrapper</span>(<span class="ident">DBError</span>);
<span class="kw">impl</span> <span class="ident">std::cmp::PartialEq</span> <span class="kw">for</span> <span class="ident">DBErrorWrapper</span> {
<span class="kw">fn</span> <span class="ident">eq</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&amp;</span><span class="self">Self</span>) -&gt; <span class="ident">bool</span> {
<span class="macro">format!</span>(<span class="string">&quot;{}&quot;</span>, <span class="self">self</span>.<span class="number">0</span>) <span class="op">==</span> <span class="macro">format!</span>(<span class="string">&quot;{}&quot;</span>, <span class="ident">other</span>.<span class="number">0</span>)
}
}
<span class="kw">impl</span> <span class="ident">std::cmp::PartialEq</span> <span class="kw">for</span> <span class="ident">SmtpErrorWrapper</span> {
<span class="kw">fn</span> <span class="ident">eq</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&amp;</span><span class="self">Self</span>) -&gt; <span class="ident">bool</span> {
<span class="self">self</span>.<span class="number">0</span>.<span class="ident">status</span>() <span class="op">==</span> <span class="ident">other</span>.<span class="number">0</span>.<span class="ident">status</span>()
}
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Display</span>, <span class="ident">PartialEq</span>, <span class="ident">Error</span>)]</span>
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;internal server error&quot;</span>)]</span>
<span class="ident">InternalServerError</span>,
<span class="attribute">#[<span class="ident">display</span>(
<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;This server is is closed for registration. Contact admin if this is unexpecter&quot;</span>
)]</span>
<span class="ident">ClosedForRegistration</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;The value you entered for email is not an email&quot;</span>)]</span> <span class="comment">//405j</span>
<span class="ident">NotAnEmail</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;The value you entered for URL is not a URL&quot;</span>)]</span> <span class="comment">//405j</span>
<span class="ident">NotAUrl</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Wrong password&quot;</span>)]</span>
<span class="ident">WrongPassword</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Username not found&quot;</span>)]</span>
<span class="ident">UsernameNotFound</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Account not found&quot;</span>)]</span>
<span class="ident">AccountNotFound</span>,
<span class="doccomment">/// when the value passed contains profainity</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Can&#39;t allow profanity in usernames&quot;</span>)]</span>
<span class="ident">ProfainityError</span>,
<span class="doccomment">/// when the value passed contains blacklisted words</span>
<span class="doccomment">/// see [blacklist](https://github.com/shuttlecraft/The-Big-Username-Blacklist)</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Username contains blacklisted words&quot;</span>)]</span>
<span class="ident">BlacklistError</span>,
<span class="doccomment">/// when the value passed contains characters not present</span>
<span class="doccomment">/// in [UsernameCaseMapped](https://tools.ietf.org/html/rfc8265#page-7)</span>
<span class="doccomment">/// profile</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;username_case_mapped violation&quot;</span>)]</span>
<span class="ident">UsernameCaseMappedError</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Passsword too short&quot;</span>)]</span>
<span class="ident">PasswordTooShort</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Username too long&quot;</span>)]</span>
<span class="ident">PasswordTooLong</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Passwords don&#39;t match&quot;</span>)]</span>
<span class="ident">PasswordsDontMatch</span>,
<span class="doccomment">/// when the a username is already taken</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Username not available&quot;</span>)]</span>
<span class="ident">UsernameTaken</span>,
<span class="doccomment">/// email is already taken</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Email not available&quot;</span>)]</span>
<span class="ident">EmailTaken</span>,
<span class="doccomment">/// Unable to send email</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Unable to send email, contact admin&quot;</span>)]</span>
<span class="ident">UnableToSendEmail</span>(<span class="ident">SmtpErrorWrapper</span>),
<span class="doccomment">/// token not found</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Token not found. Is token registered?&quot;</span>)]</span>
<span class="ident">TokenNotFound</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;{}&quot;</span>, <span class="ident">_0</span>)]</span>
<span class="ident">CaptchaError</span>(<span class="ident">CaptchaError</span>),
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;{}&quot;</span>, <span class="ident">_0</span>)]</span>
<span class="ident">DBError</span>(<span class="ident">DBErrorWrapper</span>),
<span class="doccomment">/// captcha not found</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Captcha not found.&quot;</span>)]</span>
<span class="ident">CaptchaNotFound</span>,
<span class="doccomment">/// Traffic pattern not found</span>
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Traffic pattern not found&quot;</span>)]</span>
<span class="ident">TrafficPatternNotFound</span>,
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Serialize</span>, <span class="ident">Deserialize</span>)]</span>
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ErrorToResponse</span> {
<span class="kw">pub</span> <span class="ident">error</span>: <span class="ident">String</span>,
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="ident">HttpResponse</span> {
<span class="ident">HttpResponseBuilder::new</span>(<span class="self">self</span>.<span class="ident">status_code</span>())
.<span class="ident">append_header</span>((<span class="ident">header::CONTENT_TYPE</span>, <span class="string">&quot;application/json; charset=UTF-8&quot;</span>))
.<span class="ident">body</span>(
<span class="ident">serde_json::to_string</span>(<span class="kw-2">&amp;</span><span class="ident">ErrorToResponse</span> {
<span class="ident">error</span>: <span class="self">self</span>.<span class="ident">to_string</span>(),
})
.<span class="ident">unwrap</span>(),
)
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">status_code</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="ident">StatusCode</span> {
<span class="kw">match</span> <span class="self">self</span> {
<span class="ident">ServiceError::ClosedForRegistration</span> =&gt; <span class="ident">StatusCode::FORBIDDEN</span>,
<span class="ident">ServiceError::InternalServerError</span> =&gt; <span class="ident">StatusCode::INTERNAL_SERVER_ERROR</span>,
<span class="ident">ServiceError::NotAnEmail</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::NotAUrl</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::WrongPassword</span> =&gt; <span class="ident">StatusCode::UNAUTHORIZED</span>,
<span class="ident">ServiceError::UsernameNotFound</span> =&gt; <span class="ident">StatusCode::NOT_FOUND</span>,
<span class="ident">ServiceError::AccountNotFound</span> =&gt; <span class="ident">StatusCode::NOT_FOUND</span>,
<span class="ident">ServiceError::ProfainityError</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::BlacklistError</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::UsernameCaseMappedError</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::PasswordTooShort</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::PasswordTooLong</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::PasswordsDontMatch</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::UsernameTaken</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::EmailTaken</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
<span class="ident">ServiceError::TokenNotFound</span> =&gt; <span class="ident">StatusCode::NOT_FOUND</span>,
<span class="ident">ServiceError::CaptchaError</span>(<span class="ident">e</span>) =&gt; {
<span class="macro">log::error!</span>(<span class="string">&quot;{}&quot;</span>, <span class="ident">e</span>);
<span class="kw">match</span> <span class="ident">e</span> {
<span class="ident">CaptchaError::MailboxError</span> =&gt; <span class="ident">StatusCode::INTERNAL_SERVER_ERROR</span>,
<span class="kw">_</span> =&gt; <span class="ident">StatusCode::BAD_REQUEST</span>,
}
}
<span class="ident">ServiceError::UnableToSendEmail</span>(<span class="ident">e</span>) =&gt; {
<span class="macro">log::error!</span>(<span class="string">&quot;{}&quot;</span>, <span class="ident">e</span>.<span class="number">0</span>);
<span class="ident">StatusCode::INTERNAL_SERVER_ERROR</span>
}
<span class="ident">ServiceError::DBError</span>(<span class="kw">_</span>) =&gt; <span class="ident">StatusCode::INTERNAL_SERVER_ERROR</span>,
<span class="ident">ServiceError::CaptchaNotFound</span> =&gt; <span class="ident">StatusCode::NOT_FOUND</span>,
<span class="ident">ServiceError::TrafficPatternNotFound</span> =&gt; <span class="ident">StatusCode::NOT_FOUND</span>,
}
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">CredsError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">CredsError</span>) -&gt; <span class="ident">ServiceError</span> {
<span class="kw">match</span> <span class="ident">e</span> {
<span class="ident">CredsError::UsernameCaseMappedError</span> =&gt; <span class="ident">ServiceError::UsernameCaseMappedError</span>,
<span class="ident">CredsError::ProfainityError</span> =&gt; <span class="ident">ServiceError::ProfainityError</span>,
<span class="ident">CredsError::BlacklistError</span> =&gt; <span class="ident">ServiceError::BlacklistError</span>,
<span class="ident">CredsError::NotAnEmail</span> =&gt; <span class="ident">ServiceError::NotAnEmail</span>,
<span class="ident">CredsError::Argon2Error</span>(<span class="kw">_</span>) =&gt; <span class="ident">ServiceError::InternalServerError</span>,
<span class="ident">CredsError::PasswordTooLong</span> =&gt; <span class="ident">ServiceError::PasswordTooLong</span>,
<span class="ident">CredsError::PasswordTooShort</span> =&gt; <span class="ident">ServiceError::PasswordTooShort</span>,
}
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">DBError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">DBError</span>) -&gt; <span class="ident">ServiceError</span> {
<span class="macro">println!</span>(<span class="string">&quot;from conversin: {}&quot;</span>, <span class="ident">e</span>);
<span class="kw">match</span> <span class="ident">e</span> {
<span class="ident">DBError::UsernameTaken</span> =&gt; <span class="ident">ServiceError::UsernameTaken</span>,
<span class="ident">DBError::SecretTaken</span> =&gt; <span class="ident">ServiceError::InternalServerError</span>,
<span class="ident">DBError::EmailTaken</span> =&gt; <span class="ident">ServiceError::EmailTaken</span>,
<span class="ident">DBError::AccountNotFound</span> =&gt; <span class="ident">ServiceError::AccountNotFound</span>,
<span class="ident">DBError::CaptchaNotFound</span> =&gt; <span class="ident">ServiceError::CaptchaNotFound</span>,
<span class="ident">DBError::TrafficPatternNotFound</span> =&gt; <span class="ident">ServiceError::TrafficPatternNotFound</span>,
<span class="kw">_</span> =&gt; <span class="ident">ServiceError::DBError</span>(<span class="ident">DBErrorWrapper</span>(<span class="ident">e</span>)),
}
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">ValidationErrors</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="kw">_</span>: <span class="ident">ValidationErrors</span>) -&gt; <span class="ident">ServiceError</span> {
<span class="ident">ServiceError::NotAnEmail</span>
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">ParseError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="kw">_</span>: <span class="ident">ParseError</span>) -&gt; <span class="ident">ServiceError</span> {
<span class="ident">ServiceError::NotAUrl</span>
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">CaptchaError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">CaptchaError</span>) -&gt; <span class="ident">ServiceError</span> {
<span class="ident">ServiceError::CaptchaError</span>(<span class="ident">e</span>)
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">SmtpError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">SmtpError</span>) -&gt; <span class="self">Self</span> {
<span class="ident">ServiceError::UnableToSendEmail</span>(<span class="ident">SmtpErrorWrapper</span>(<span class="ident">e</span>))
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">RecvError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">RecvError</span>) -&gt; <span class="self">Self</span> {
<span class="macro">log::error!</span>(<span class="string">&quot;{:?}&quot;</span>, <span class="ident">e</span>);
<span class="ident">ServiceError::InternalServerError</span>
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">MailboxError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">ServiceError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">MailboxError</span>) -&gt; <span class="self">Self</span> {
<span class="macro">log::error!</span>(<span class="string">&quot;{:?}&quot;</span>, <span class="ident">e</span>);
<span class="ident">ServiceError::InternalServerError</span>
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">pub</span> <span class="kw">type</span> <span class="ident">ServiceResult</span><span class="op">&lt;</span><span class="ident">V</span><span class="op">&gt;</span> <span class="op">=</span> <span class="ident">std::result::Result</span><span class="op">&lt;</span><span class="ident">V</span>, <span class="ident">ServiceError</span><span class="op">&gt;</span>;
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Display</span>, <span class="ident">PartialEq</span>, <span class="ident">Error</span>)]</span>
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">PageError</span> {
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;Something weng wrong: Internal server error&quot;</span>)]</span>
<span class="ident">InternalServerError</span>,
<span class="attribute">#[<span class="ident">display</span>(<span class="ident">fmt</span> <span class="op">=</span> <span class="string">&quot;{}&quot;</span>, <span class="ident">_0</span>)]</span>
<span class="ident">ServiceError</span>(<span class="ident">ServiceError</span>),
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">ServiceError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">PageError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">ServiceError</span>) -&gt; <span class="self">Self</span> {
<span class="ident">PageError::ServiceError</span>(<span class="ident">e</span>)
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op">&lt;</span><span class="ident">DBError</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">PageError</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">e</span>: <span class="ident">DBError</span>) -&gt; <span class="self">Self</span> {
<span class="kw">let</span> <span class="ident">se</span>: <span class="ident">ServiceError</span> <span class="op">=</span> <span class="ident">e</span>.<span class="ident">into</span>();
<span class="ident">se</span>.<span class="ident">into</span>()
}
}
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">PageError</span> {
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="ident">HttpResponse</span> {
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::PAGES</span>;
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">status_code</span>() {
<span class="ident">StatusCode::INTERNAL_SERVER_ERROR</span> =&gt; <span class="ident">HttpResponse::Found</span>()
.<span class="ident">append_header</span>((<span class="ident">header::LOCATION</span>, <span class="ident">PAGES</span>.<span class="ident">errors</span>.<span class="ident">internal_server_error</span>))
.<span class="ident">finish</span>(),
<span class="kw">_</span> =&gt; <span class="ident">HttpResponse::Found</span>()
.<span class="ident">append_header</span>((<span class="ident">header::LOCATION</span>, <span class="ident">PAGES</span>.<span class="ident">errors</span>.<span class="ident">unknown_error</span>))
.<span class="ident">finish</span>(),
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">status_code</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="ident">StatusCode</span> {
<span class="kw">match</span> <span class="self">self</span> {
<span class="ident">PageError::InternalServerError</span> =&gt; <span class="ident">StatusCode::INTERNAL_SERVER_ERROR</span>,
<span class="ident">PageError::ServiceError</span>(<span class="ident">e</span>) =&gt; <span class="ident">e</span>.<span class="ident">status_code</span>(),
}
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">pub</span> <span class="kw">type</span> <span class="ident">PageResult</span><span class="op">&lt;</span><span class="ident">V</span><span class="op">&gt;</span> <span class="op">=</span> <span class="ident">std::result::Result</span><span class="op">&lt;</span><span class="ident">V</span>, <span class="ident">PageError</span><span class="op">&gt;</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="kw">super</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::PAGES</span>;
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">error_works</span>() {
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">PageError::InternalServerError</span>.<span class="ident">error_response</span>();
<span class="macro">assert_eq!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode::FOUND</span>);
<span class="kw">let</span> <span class="ident">headers</span> <span class="op">=</span> <span class="ident">resp</span>.<span class="ident">headers</span>();
<span class="macro">assert_eq!</span>(
<span class="ident">headers</span>.<span class="ident">get</span>(<span class="ident">header::LOCATION</span>).<span class="ident">unwrap</span>(),
<span class="ident">PAGES</span>.<span class="ident">errors</span>.<span class="ident">internal_server_error</span>
);
}
}
</code></pre></div>
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