| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/git/checkouts/rulinalg-309246e5a94bf5cf/1ed8b93/src/error.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>error.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../normalize.css"><link rel="stylesheet" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../ayu.css" disabled><link rel="stylesheet" href="../../dark.css" disabled><link rel="stylesheet" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script defer src="../../source-script.js"></script><script defer src="../../source-files.js"></script><script defer src="../../main.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../rulinalg/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../rulinalg/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="doccomment">//! Error handling for the linalg module. |
| |
| </span><span class="kw">use </span>std::boxed::Box; |
| <span class="kw">use </span>std::convert::Into; |
| <span class="kw">use </span>std::error; |
| <span class="kw">use </span>std::fmt; |
| <span class="kw">use </span>std::marker::{Send, Sync}; |
| |
| <span class="doccomment">/// An error related to the linalg module. |
| </span><span class="attribute">#[derive(Debug)] |
| </span><span class="kw">pub struct </span>Error { |
| kind: ErrorKind, |
| error: Box<error::Error + Send + Sync>, |
| } |
| |
| <span class="doccomment">/// Types of errors produced in the linalg module. |
| /// |
| /// List intended to grow and so you should |
| /// be wary of matching against explicitly. |
| </span><span class="attribute">#[derive(Debug, PartialEq)] |
| </span><span class="kw">pub enum </span>ErrorKind { |
| <span class="doccomment">/// An argument did not uphold a necessary criteria for the function. |
| </span>InvalidArg, |
| <span class="doccomment">/// A failure to decompose due to some property of the data. |
| </span>DecompFailure, |
| <span class="doccomment">/// A failure due to some algebraic constraints not being met. |
| </span>AlgebraFailure, |
| <span class="doccomment">/// Tried to divide by zero |
| </span>DivByZero, |
| <span class="doccomment">/// Failure due to inability to convert between scalar types |
| </span>ScalarConversionFailure, |
| <span class="doccomment">/// A user-supplied permutation is not a valid permutation. |
| </span>InvalidPermutation |
| } |
| |
| <span class="kw">impl </span>Error { |
| <span class="doccomment">/// Construct a new `Error` of a particular `ErrorKind`. |
| </span><span class="kw">pub fn </span>new<E>(kind: ErrorKind, error: E) -> Error |
| <span class="kw">where </span>E: Into<Box<error::Error + Send + Sync>> |
| { |
| Error { |
| kind: kind, |
| error: error.into(), |
| } |
| } |
| |
| <span class="doccomment">/// Get the kind of this `Error`. |
| </span><span class="kw">pub fn </span>kind(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>ErrorKind { |
| <span class="kw-2">&</span><span class="self">self</span>.kind |
| } |
| } |
| |
| <span class="kw">impl </span>error::Error <span class="kw">for </span>Error { |
| <span class="kw">fn </span>description(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>str { |
| <span class="self">self</span>.error.description() |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>Error { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter) -> fmt::Result { |
| <span class="self">self</span>.error.fmt(f) |
| } |
| } |
| </code></pre></div> |
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