servant/Servant-API-Delete.html
2014-12-08 10:57:31 +01:00

13 lines
No EOL
4 KiB
HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Servant.API.Delete</title><link href="ocean.css" rel="stylesheet" type="text/css" title="Ocean" /><script src="haddock-util.js" type="text/javascript"></script><script type="text/javascript">//<![CDATA[
window.onload = function () {pageLoad();setSynopsis("mini_Servant-API-Delete.html");};
//]]>
</script></head><body><div id="package-header"><ul class="links" id="page-menu"><li><a href="src/Servant-API-Delete.html">Source</a></li><li><a href="index.html">Contents</a></li><li><a href="doc-index.html">Index</a></li></ul><p class="caption">servant-0.2: A family of combinators for defining webservices APIs and serving them</p></div><div id="content"><div id="module-header"><table class="info"><tr><th>Safe Haskell</th><td>None</td></tr><tr><th>Language</th><td>Haskell2010</td></tr></table><p class="caption">Servant.API.Delete</p></div><div id="synopsis"><p id="control.syn" class="caption expander" onclick="toggleSection('syn')">Synopsis</p><ul id="section.syn" class="hide" onclick="toggleSection('syn')"><li class="src short"><span class="keyword">data</span> <a href="#t:Delete">Delete</a></li></ul></div><div id="interface"><h1>Documentation</h1><div class="top"><p class="src"><span class="keyword">data</span> <a name="t:Delete" class="def">Delete</a> <a href="src/Servant-API-Delete.html#Delete" class="link">Source</a></p><div class="doc"><p>Combinator for DELETE requests.</p><p>Example:</p><pre> -- DELETE /books/:isbn
type MyApi = &quot;books&quot; :&gt; Capture &quot;isbn&quot; Text :&gt; Delete</pre></div><div class="subs instances"><p id="control.i:Delete" class="caption collapser" onclick="toggleSection('i:Delete')">Instances</p><div id="section.i:Delete" class="show"><table><tr><td class="src"><a href="Servant-Server.html#t:HasServer">HasServer</a> <a href="Servant-API-Delete.html#t:Delete">Delete</a></td><td class="doc"><p>If you have a <code><a href="Servant-API-Delete.html#t:Delete">Delete</a></code> endpoint in your API,
the handler for this endpoint is meant to delete
a resource.</p><p>The code of the handler will, just like
for <code><a href="Servant-API-Get.html#t:Get">Get</a></code>, <code><a href="Servant-API-Post.html#t:Post">Post</a></code> and
<code><a href="Servant-API-Put.html#t:Put">Put</a></code>, run in <code>EitherT (Int, String) IO ()</code>.
The <code><a href="https://hackage.haskell.org/package/base-4.7.0.1/docs/Data-Int.html#t:Int">Int</a></code> represents the status code and the <code><a href="https://hackage.haskell.org/package/base-4.7.0.1/docs/Data-String.html#t:String">String</a></code> a message
to be returned. You can use <code><a href="https://hackage.haskell.org/package/either-4.3.2/docs/Control-Monad-Trans-Either.html#v:left">left</a></code> to
painlessly error out if the conditions for a successful deletion
are not met.</p></td></tr><tr><td class="src"><a href="https://hackage.haskell.org/package/base-4.7.0.1/docs/Data-Typeable-Internal.html#t:Typeable">Typeable</a> * <a href="Servant-API-Delete.html#t:Delete">Delete</a></td><td class="doc empty">&nbsp;</td></tr><tr><td class="src"><span class="keyword">type</span> <a href="Servant-Server.html#t:Server">Server</a> <a href="Servant-API-Delete.html#t:Delete">Delete</a> = <a href="https://hackage.haskell.org/package/either-4.3.2/docs/Control-Monad-Trans-Either.html#t:EitherT">EitherT</a> (<a href="https://hackage.haskell.org/package/base-4.7.0.1/docs/Data-Int.html#t:Int">Int</a>, <a href="https://hackage.haskell.org/package/base-4.7.0.1/docs/Data-String.html#t:String">String</a>) <a href="https://hackage.haskell.org/package/base-4.7.0.1/docs/System-IO.html#t:IO">IO</a> ()</td><td class="doc empty">&nbsp;</td></tr></table></div></div></div></div></div><div id="footer"><p>Produced by <a href="http://www.haskell.org/haddock/">Haddock</a> version 2.15.0</p></div></body></html>