1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<html><meta http-equiv="Content-Type" content="text/html; charset=utf-8"> 3<title>Traits - Boost.Outcome documentation</title> 4<link rel="stylesheet" href="../css/boost.css" type="text/css"> 5<meta name="generator" content="Hugo 0.52 with Boostdoc theme"> 6<meta name="viewport" content="width=device-width,initial-scale=1.0"/> 7 8<link rel="icon" href="../images/favicon.ico" type="image/ico"/> 9<body><div class="spirit-nav"> 10<a accesskey="p" href="../reference/converters/value_or_error.html"><img src="../images/prev.png" alt="Prev"></a> 11 <a accesskey="u" href="../reference.html"><img src="../images/up.png" alt="Up"></a> 12 <a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="../reference/traits/is_basic_outcome.html"><img src="../images/next.png" alt="Next"></a></div><div id="content"> 13 14 <div class="titlepage"><div><div><h1 style="clear: both">Traits</h1></div></div></div> 15<ol class="children children-li"><li> 16 <a href="../reference/traits/is_basic_outcome.html" ><code>is_basic_outcome<T></code></a> 17<p>An integral constant type true for <code>basic_outcome<T, EC, EP, NoValuePolicy></code> types.</p><li> 18 <a href="../reference/traits/is_basic_result.html" ><code>is_basic_result<T></code></a> 19<p>An integral constant type true for <code>basic_result<T, E, NoValuePolicy></code> types.</p><li> 20 <a href="../reference/traits/is_error_code_available.html" ><code>is_error_code_available<T></code></a> 21<p>True if an error code can be constructed from a <code>T</code>.</p><li> 22 <a href="../reference/traits/is_error_type.html" ><code>is_error_type<E></code></a> 23<p>A customisable integral constant type true for <code>E</code> types which are to receive error throwing no-value policies.</p><li> 24 <a href="../reference/traits/is_error_type_enum.html" ><code>is_error_type_enum<E, Enum></code></a> 25<p>A customisable integral constant type true for <code>E</code> types constructible from <code>Enum</code> types which are to receive error throwing no-value policies.</p><li> 26 <a href="../reference/traits/is_exception_ptr_available.html" ><code>is_exception_ptr_available<T></code></a> 27<p>True if an exception ptr can be constructed from a <code>T</code>.</p><li> 28 <a href="../reference/traits/is_failure_type.html" ><code>is_failure_type<T></code></a> 29<p>An integral constant boolean variable true for <code>failure_type<EC, E = void></code> types.</p><li> 30 <a href="../reference/traits/is_success_type.html" ><code>is_success_type<T></code></a> 31<p>An integral constant boolean variable true for <code>success_type<T></code> types.</p><li> 32 <a href="../reference/traits/type_can_be_used_in_basic_result.html" ><code>type_can_be_used_in_basic_result<R></code></a> 33<p>A constexpr boolean true for types permissible in <code>basic_result<T, E, NoValuePolicy></code>.</p></li></ol> 34 35 36 37 38 39 40 41 42 </div><p><small>Last revised: December 13, 2018 at 17:36:11 UTC</small></p> 43<hr> 44<div class="spirit-nav"> 45<a accesskey="p" href="../reference/converters/value_or_error.html"><img src="../images/prev.png" alt="Prev"></a> 46 <a accesskey="u" href="../reference.html"><img src="../images/up.png" alt="Up"></a> 47 <a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="../reference/traits/is_basic_outcome.html"><img src="../images/next.png" alt="Next"></a></div></body> 48</html> 49
