/usr/share/doc/libghc-lens-doc/html/Data-IntSet-Lens.html is in libghc-lens-doc 4.13-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | <!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>Data.IntSet.Lens</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_Data-IntSet-Lens.html");};
//]]>
</script></head><body><div id="package-header"><ul class="links" id="page-menu"><li><a href="src/Data-IntSet-Lens.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">lens-4.13: Lenses, Folds and Traversals</p></div><div id="content"><div id="module-header"><table class="info"><tr><th>Copyright</th><td>(C) 2012-15 Edward Kmett</td></tr><tr><th>License</th><td>BSD-style (see the file LICENSE)</td></tr><tr><th>Maintainer</th><td>Edward Kmett <ekmett@gmail.com></td></tr><tr><th>Stability</th><td>provisional</td></tr><tr><th>Portability</th><td>portable</td></tr><tr><th>Safe Haskell</th><td>None</td></tr><tr><th>Language</th><td>Haskell98</td></tr></table><p class="caption">Data.IntSet.Lens</p></div><div id="description"><p class="caption">Description</p><div class="doc empty"> </div></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"><a href="#v:members">members</a> :: <a href="Control-Lens-Type.html#t:Fold">Fold</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a></li><li class="src short"><a href="#v:setmapped">setmapped</a> :: <a href="Control-Lens-Type.html#t:IndexPreservingSetter-39-">IndexPreservingSetter'</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a></li><li class="src short"><a href="#v:setOf">setOf</a> :: <a href="Control-Lens-Getter.html#t:Getting">Getting</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a> s <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a> -> s -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></li></ul></div><div id="interface"><h1>Documentation</h1><div class="top"><p class="src"><a name="v:members" class="def">members</a> :: <a href="Control-Lens-Type.html#t:Fold">Fold</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a> <a href="src/Data-IntSet-Lens.html#members" class="link">Source</a></p><div class="doc"><p>IntSet isn't Foldable, but this <code><a href="Control-Lens-Type.html#t:Fold">Fold</a></code> can be used to access the members of an <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code>.</p><pre class="screen"><code class="prompt">>>> </code><strong class="userinput"><code>sumOf members $ setOf folded [1,2,3,4]
</code></strong>10
</pre></div></div><div class="top"><p class="src"><a name="v:setmapped" class="def">setmapped</a> :: <a href="Control-Lens-Type.html#t:IndexPreservingSetter-39-">IndexPreservingSetter'</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a> <a href="src/Data-IntSet-Lens.html#setmapped" class="link">Source</a></p><div class="doc"><p>This <code><a href="Control-Lens-Type.html#t:Setter">Setter</a></code> can be used to change the contents of an <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code> by mapping
the elements to new values.</p><p>Sadly, you can't create a valid <code><a href="Control-Lens-Type.html#t:Traversal">Traversal</a></code> for a <code>Set</code>, because the number of
elements might change but you can manipulate it by reading using <code><a href="Control-Lens-Fold.html#v:folded">folded</a></code> and
reindexing it via <code><a href="Data-IntSet-Lens.html#v:setmapped">setmapped</a></code>.</p><pre class="screen"><code class="prompt">>>> </code><strong class="userinput"><code>over setmapped (+1) (fromList [1,2,3,4])
</code></strong>fromList [2,3,4,5]
</pre></div></div><div class="top"><p class="src"><a name="v:setOf" class="def">setOf</a> :: <a href="Control-Lens-Getter.html#t:Getting">Getting</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a> s <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a> -> s -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a> <a href="src/Data-IntSet-Lens.html#setOf" class="link">Source</a></p><div class="doc"><p>Construct an <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code> from a <code><a href="Control-Lens-Type.html#t:Getter">Getter</a></code>, <code><a href="Control-Lens-Type.html#t:Fold">Fold</a></code>, <code><a href="Control-Lens-Type.html#t:Traversal">Traversal</a></code>, <code><a href="Control-Lens-Type.html#t:Lens">Lens</a></code> or <code><a href="Control-Lens-Type.html#t:Iso">Iso</a></code>.</p><pre class="screen"><code class="prompt">>>> </code><strong class="userinput"><code>setOf folded [1,2,3,4]
</code></strong>fromList [1,2,3,4]
</pre><pre class="screen"><code class="prompt">>>> </code><strong class="userinput"><code>setOf (folded._2) [("hello",1),("world",2),("!!!",3)]
</code></strong>fromList [1,2,3]
</pre><pre><code><a href="Data-IntSet-Lens.html#v:setOf">setOf</a></code> :: <code><a href="Control-Lens-Type.html#t:Getter">Getter</a></code> s <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a></code> -> s -> <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code>
<code><a href="Data-IntSet-Lens.html#v:setOf">setOf</a></code> :: <code><a href="Control-Lens-Type.html#t:Fold">Fold</a></code> s <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a></code> -> s -> <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code>
<code><a href="Data-IntSet-Lens.html#v:setOf">setOf</a></code> :: <code><a href="Control-Lens-Type.html#t:Iso-39-">Iso'</a></code> s <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a></code> -> s -> <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code>
<code><a href="Data-IntSet-Lens.html#v:setOf">setOf</a></code> :: <code><a href="Control-Lens-Type.html#t:Lens-39-">Lens'</a></code> s <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a></code> -> s -> <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code>
<code><a href="Data-IntSet-Lens.html#v:setOf">setOf</a></code> :: <code><a href="Control-Lens-Type.html#t:Traversal-39-">Traversal'</a></code> s <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/Data-Int.html#t:Int">Int</a></code> -> s -> <code><a href="file:///usr/share/doc/ghc-doc/html/libraries/containers-0.5.6.2/Data-IntSet.html#t:IntSet">IntSet</a></code>
</pre></div></div></div></div><div id="footer"><p>Produced by <a href="http://www.haskell.org/haddock/">Haddock</a> version 2.16.1</p></div></body></html>
|