pandoc-slide-filter/doc/src/Text.Pandoc.Util.Filter.html
Stefan Dresselhaus 8376d6298b
Created library instead of binaries. Added doc.
- Split things into Library and Binary
  - Library has all functionality
  - Binarys are just wrapper like "main = toJsonFilter foo"
- Documented most things
- Created haddock-documentation
- added documentation to repository
2017-09-02 16:44:20 +02:00

103 lines
34 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><link rel="stylesheet" type="text/css" href="style.css" /><script type="text/javascript" src="highlight.js"></script></head><body><pre><span class="hs-keyword">module</span><span> </span><span class="hs-identifier">Text</span><span class="hs-operator">.</span><span class="hs-identifier">Pandoc</span><span class="hs-operator">.</span><span class="hs-identifier">Util</span><span class="hs-operator">.</span><span class="hs-identifier">Filter</span><span>
</span><a name="line-2"></a><span> </span><span class="hs-special">(</span><span> </span><a href="Text.Pandoc.Util.Filter.html#attToString"><span class="hs-identifier hs-var">attToString</span></a><span>
</span><a name="line-3"></a><span> </span><span class="hs-special">,</span><span> </span><a href="Text.Pandoc.Util.Filter.html#revealjsSpecialAttrs"><span class="hs-identifier hs-var">revealjsSpecialAttrs</span></a><span>
</span><a name="line-4"></a><span> </span><span class="hs-special">,</span><span> </span><a href="Text.Pandoc.Util.Filter.html#classToRevealAttr"><span class="hs-identifier hs-var">classToRevealAttr</span></a><span>
</span><a name="line-5"></a><span> </span><span class="hs-special">,</span><span> </span><a href="Text.Pandoc.Util.Filter.html#toHtml"><span class="hs-identifier hs-var">toHtml</span></a><span>
</span><a name="line-6"></a><span> </span><span class="hs-special">,</span><span> </span><a href="Text.Pandoc.Util.Filter.html#toBlockHtml"><span class="hs-identifier hs-var">toBlockHtml</span></a><span>
</span><a name="line-7"></a><span> </span><span class="hs-special">,</span><span> </span><a href="Text.Pandoc.Util.Filter.html#addToAtt"><span class="hs-identifier hs-var">addToAtt</span></a><span>
</span><a name="line-8"></a><span> </span><span class="hs-special">,</span><span> </span><a href="Text.Pandoc.Util.Filter.html#addToStyle"><span class="hs-identifier hs-var">addToStyle</span></a><span>
</span><a name="line-9"></a><span> </span><span class="hs-special">)</span><span>
</span><a name="line-10"></a><span> </span><span class="hs-keyword">where</span><span>
</span><a name="line-11"></a><span>
</span><a name="line-12"></a><span class="hs-keyword">import</span><span> </span><span class="hs-identifier">Text</span><span class="hs-operator">.</span><span class="hs-identifier">Pandoc</span><span class="hs-operator">.</span><span class="hs-identifier">Definition</span><span>
</span><a name="line-13"></a><span class="hs-keyword">import</span><span> </span><span class="hs-identifier">Data</span><span class="hs-operator">.</span><span class="hs-identifier">Monoid</span><span>
</span><a name="line-14"></a><span class="hs-keyword">import</span><span> </span><span class="hs-identifier">Data</span><span class="hs-operator">.</span><span class="hs-identifier">List</span><span> </span><span class="hs-special">(</span><span class="hs-identifier hs-var">partition</span><span class="hs-special">,</span><span> </span><span class="hs-identifier hs-var">isInfixOf</span><span class="hs-special">)</span><span>
</span><a name="line-15"></a><span>
</span><a name="line-16"></a><span class="hs-comment">-- | adds a given String to the list if not in there; Does nothing if the</span><span>
</span><a name="line-17"></a><span class="hs-comment">-- given String is already present.</span><span>
</span><a name="line-18"></a><span class="hs-identifier">addToAtt</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-identifier hs-type">Eq</span><span> </span><a href="#local-6989586621679076134"><span class="hs-identifier hs-type">a</span></a><span> </span><span class="hs-glyph">=&gt;</span><span> </span><a href="#local-6989586621679076134"><span class="hs-identifier hs-type">a</span></a><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-special">[</span><a href="#local-6989586621679076134"><span class="hs-identifier hs-type">a</span></a><span class="hs-special">]</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-special">[</span><a href="#local-6989586621679076134"><span class="hs-identifier hs-type">a</span></a><span class="hs-special">]</span><span>
</span><a name="line-19"></a><a name="addToAtt"><a href="Text.Pandoc.Util.Filter.html#addToAtt"><span class="hs-identifier">addToAtt</span></a></a><span> </span><a name="local-6989586621679076135"><a href="#local-6989586621679076135"><span class="hs-identifier">toAdd</span></a></a><span> </span><span class="hs-special">(</span><a name="local-6989586621679076136"><a href="#local-6989586621679076136"><span class="hs-identifier">a</span></a></a><span class="hs-glyph">:</span><span class="hs-keyword">as</span><span class="hs-special">)</span><span>
</span><a name="line-20"></a><span> </span><span class="hs-glyph">|</span><span> </span><a href="#local-6989586621679076136"><span class="hs-identifier hs-var">a</span></a><span> </span><span class="hs-operator hs-var">==</span><span> </span><a href="#local-6989586621679076135"><span class="hs-identifier hs-var">toAdd</span></a><span> </span><span class="hs-glyph">=</span><span> </span><a href="#local-6989586621679076135"><span class="hs-identifier hs-var">toAdd</span></a><span class="hs-glyph">:</span><span class="hs-keyword">as</span><span>
</span><a name="line-21"></a><span> </span><span class="hs-glyph">|</span><span> </span><span class="hs-identifier hs-var">otherwise</span><span> </span><span class="hs-glyph">=</span><span> </span><a href="#local-6989586621679076136"><span class="hs-identifier hs-var">a</span></a><span class="hs-glyph">:</span><a href="Text.Pandoc.Util.Filter.html#addToAtt"><span class="hs-identifier hs-var">addToAtt</span></a><span> </span><a href="#local-6989586621679076135"><span class="hs-identifier hs-var">toAdd</span></a><span> </span><span class="hs-keyword">as</span><span>
</span><a name="line-22"></a><span class="hs-identifier">addToAtt</span><span> </span><a name="local-6989586621679076138"><a href="#local-6989586621679076138"><span class="hs-identifier">toAdd</span></a></a><span> </span><span class="hs-special">[</span><span class="hs-special">]</span><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-special">[</span><a href="#local-6989586621679076138"><span class="hs-identifier hs-var">toAdd</span></a><span class="hs-special">]</span><span>
</span><a name="line-23"></a><span>
</span><a name="line-24"></a><span class="hs-comment">-- | adds given String to List of key-value-pairs (like in 'Attr')</span><span>
</span><a name="line-25"></a><span class="hs-comment">-- in the \&quot;style\&quot;-Key.</span><span>
</span><a name="line-26"></a><span class="hs-comment">--</span><span>
</span><a name="line-27"></a><span class="hs-comment">-- Useful when trying to add CSS-styles directly to (generated) elements</span><span>
</span><a name="line-28"></a><span class="hs-identifier">addToStyle</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-identifier hs-type">String</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-special">[</span><span class="hs-special">(</span><span class="hs-identifier hs-type">String</span><span class="hs-special">,</span><span> </span><span class="hs-identifier hs-type">String</span><span class="hs-special">)</span><span class="hs-special">]</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-special">[</span><span class="hs-special">(</span><span class="hs-identifier hs-type">String</span><span class="hs-special">,</span><span> </span><span class="hs-identifier hs-type">String</span><span class="hs-special">)</span><span class="hs-special">]</span><span>
</span><a name="line-29"></a><span class="hs-comment">-- we are looking for style and inject</span><span>
</span><a name="line-30"></a><a name="addToStyle"><a href="Text.Pandoc.Util.Filter.html#addToStyle"><span class="hs-identifier">addToStyle</span></a></a><span> </span><a name="local-6989586621679076139"><a href="#local-6989586621679076139"><span class="hs-identifier">toAdd</span></a></a><span> </span><span class="hs-special">(</span><span class="hs-special">(</span><span class="hs-string">&quot;style&quot;</span><span class="hs-special">,</span><a name="local-6989586621679076140"><a href="#local-6989586621679076140"><span class="hs-identifier">val</span></a></a><span class="hs-special">)</span><span class="hs-glyph">:</span><span class="hs-keyword">as</span><span class="hs-special">)</span><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-special">(</span><span class="hs-string">&quot;style&quot;</span><span class="hs-special">,</span><span> </span><span class="hs-keyword">if</span><span> </span><a href="#local-6989586621679076139"><span class="hs-identifier hs-var">toAdd</span></a><span> </span><span class="hs-special">`</span><span class="hs-identifier hs-var">isInfixOf</span><span class="hs-special">`</span><span> </span><a href="#local-6989586621679076140"><span class="hs-identifier hs-var">val</span></a><span> </span><span class="hs-keyword">then</span><span> </span><a href="#local-6989586621679076140"><span class="hs-identifier hs-var">val</span></a><span> </span><span class="hs-keyword">else</span><span> </span><a href="#local-6989586621679076140"><span class="hs-identifier hs-var">val</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot; &quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><a href="#local-6989586621679076139"><span class="hs-identifier hs-var">toAdd</span></a><span class="hs-special">)</span><span class="hs-glyph">:</span><span class="hs-keyword">as</span><span>
</span><a name="line-31"></a><span class="hs-comment">-- if we land here the current one is not style -&gt; skip</span><span>
</span><a name="line-32"></a><span class="hs-identifier">addToStyle</span><span> </span><a name="local-6989586621679076271"><a href="#local-6989586621679076271"><span class="hs-identifier">toAdd</span></a></a><span> </span><span class="hs-special">(</span><a name="local-6989586621679076272"><a href="#local-6989586621679076272"><span class="hs-identifier">a</span></a></a><span class="hs-glyph">:</span><span class="hs-keyword">as</span><span class="hs-special">)</span><span> </span><span class="hs-glyph">=</span><span> </span><a href="#local-6989586621679076272"><span class="hs-identifier hs-var">a</span></a><span class="hs-glyph">:</span><a href="Text.Pandoc.Util.Filter.html#addToStyle"><span class="hs-identifier hs-var">addToStyle</span></a><span> </span><a href="#local-6989586621679076271"><span class="hs-identifier hs-var">toAdd</span></a><span> </span><span class="hs-keyword">as</span><span>
</span><a name="line-33"></a><span class="hs-comment">-- if we land here we have no more to skip -&gt; add</span><span>
</span><a name="line-34"></a><span class="hs-identifier">addToStyle</span><span> </span><a name="local-6989586621679076274"><a href="#local-6989586621679076274"><span class="hs-identifier">toAdd</span></a></a><span> </span><span class="hs-special">[</span><span class="hs-special">]</span><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-special">[</span><span class="hs-special">(</span><span class="hs-string">&quot;style&quot;</span><span class="hs-special">,</span><span> </span><a href="#local-6989586621679076274"><span class="hs-identifier hs-var">toAdd</span></a><span class="hs-special">)</span><span class="hs-special">]</span><span>
</span><a name="line-35"></a><span>
</span><a name="line-36"></a><span class="hs-comment">-- | converts Attributes to String for usage in HTML</span><span>
</span><a name="line-37"></a><span class="hs-comment">--</span><span>
</span><a name="line-38"></a><span class="hs-comment">-- Also converts @width=xxx@ and @height=xxx@ to the</span><span>
</span><a name="line-39"></a><span class="hs-comment">-- corresponding style-attributes</span><span>
</span><a name="line-40"></a><span class="hs-identifier">attToString</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-identifier hs-type">Attr</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-identifier hs-type">String</span><span>
</span><a name="line-41"></a><a name="attToString"><a href="Text.Pandoc.Util.Filter.html#attToString"><span class="hs-identifier">attToString</span></a></a><span> </span><span class="hs-special">(</span><span class="hs-string">&quot;&quot;</span><span class="hs-special">,</span><span> </span><a name="local-6989586621679076275"><a href="#local-6989586621679076275"><span class="hs-identifier">classes</span></a></a><span class="hs-special">,</span><span> </span><a name="local-6989586621679076276"><a href="#local-6989586621679076276"><span class="hs-identifier">kvpairs</span></a></a><span class="hs-special">)</span><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-string">&quot;class=\&quot;&quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-identifier hs-var">unwords</span><span> </span><a href="#local-6989586621679076275"><span class="hs-identifier hs-var">classes</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;\&quot; &quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-identifier hs-var">unwords</span><span> </span><span class="hs-special">(</span><span class="hs-special">(</span><span class="hs-glyph">\</span><span class="hs-special">(</span><a name="local-6989586621679076278"><a href="#local-6989586621679076278"><span class="hs-identifier">k</span></a></a><span class="hs-special">,</span><a name="local-6989586621679076279"><a href="#local-6989586621679076279"><span class="hs-identifier">v</span></a></a><span class="hs-special">)</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><a href="#local-6989586621679076278"><span class="hs-identifier hs-var">k</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;=\&quot;&quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><a href="#local-6989586621679076279"><span class="hs-identifier hs-var">v</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;\&quot;&quot;</span><span class="hs-special">)</span><span> </span><span class="hs-operator hs-var">&lt;$&gt;</span><span> </span><a href="#local-6989586621679076277"><span class="hs-identifier hs-var">kvpairs'</span></a><span class="hs-special">)</span><span>
</span><a name="line-42"></a><span> </span><span class="hs-keyword">where</span><span>
</span><a name="line-43"></a><span> </span><a name="local-6989586621679076277"><a href="#local-6989586621679076277"><span class="hs-identifier">kvpairs'</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><a href="Text.Pandoc.Util.Filter.html#convertToStyle"><span class="hs-identifier hs-var">convertToStyle</span></a><span> </span><span class="hs-special">[</span><span class="hs-string">&quot;width&quot;</span><span class="hs-special">,</span><span class="hs-string">&quot;height&quot;</span><span class="hs-special">,</span><span class="hs-string">&quot;transform&quot;</span><span class="hs-special">]</span><span> </span><a href="#local-6989586621679076276"><span class="hs-identifier hs-var">kvpairs</span></a><span>
</span><a name="line-44"></a><span class="hs-identifier">attToString</span><span> </span><span class="hs-special">(</span><a name="local-6989586621679076289"><a href="#local-6989586621679076289"><span class="hs-identifier">id'</span></a></a><span class="hs-special">,</span><span> </span><a name="local-6989586621679076290"><a href="#local-6989586621679076290"><span class="hs-identifier">classes</span></a></a><span class="hs-special">,</span><span> </span><a name="local-6989586621679076291"><a href="#local-6989586621679076291"><span class="hs-identifier">kvpairs</span></a></a><span class="hs-special">)</span><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-string">&quot;id=\&quot;&quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><a href="#local-6989586621679076289"><span class="hs-identifier hs-var">id'</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;\&quot; class=\&quot;&quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-identifier hs-var">unwords</span><span> </span><a href="#local-6989586621679076290"><span class="hs-identifier hs-var">classes</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;\&quot; &quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-identifier hs-var">unwords</span><span> </span><span class="hs-special">(</span><span class="hs-special">(</span><span class="hs-glyph">\</span><span class="hs-special">(</span><a name="local-6989586621679076293"><a href="#local-6989586621679076293"><span class="hs-identifier">k</span></a></a><span class="hs-special">,</span><a name="local-6989586621679076294"><a href="#local-6989586621679076294"><span class="hs-identifier">v</span></a></a><span class="hs-special">)</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><a href="#local-6989586621679076293"><span class="hs-identifier hs-var">k</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;=\&quot;&quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><a href="#local-6989586621679076294"><span class="hs-identifier hs-var">v</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;\&quot;&quot;</span><span class="hs-special">)</span><span> </span><span class="hs-operator hs-var">&lt;$&gt;</span><span> </span><a href="#local-6989586621679076292"><span class="hs-identifier hs-var">kvpairs'</span></a><span class="hs-special">)</span><span>
</span><a name="line-45"></a><span> </span><span class="hs-keyword">where</span><span>
</span><a name="line-46"></a><span> </span><a name="local-6989586621679076292"><a href="#local-6989586621679076292"><span class="hs-identifier">kvpairs'</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><a href="Text.Pandoc.Util.Filter.html#convertToStyle"><span class="hs-identifier hs-var">convertToStyle</span></a><span> </span><span class="hs-special">[</span><span class="hs-string">&quot;width&quot;</span><span class="hs-special">,</span><span class="hs-string">&quot;height&quot;</span><span class="hs-special">,</span><span class="hs-string">&quot;transform&quot;</span><span class="hs-special">]</span><span> </span><a href="#local-6989586621679076291"><span class="hs-identifier hs-var">kvpairs</span></a><span>
</span><a name="line-47"></a><span>
</span><a name="line-48"></a><span class="hs-identifier">convertToStyle</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-special">[</span><span class="hs-identifier hs-type">String</span><span class="hs-special">]</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-special">[</span><span class="hs-special">(</span><span class="hs-identifier hs-type">String</span><span class="hs-special">,</span><span class="hs-identifier hs-type">String</span><span class="hs-special">)</span><span class="hs-special">]</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-special">[</span><span class="hs-special">(</span><span class="hs-identifier hs-type">String</span><span class="hs-special">,</span><span class="hs-identifier hs-type">String</span><span class="hs-special">)</span><span class="hs-special">]</span><span>
</span><a name="line-49"></a><a name="convertToStyle"><a href="Text.Pandoc.Util.Filter.html#convertToStyle"><span class="hs-identifier">convertToStyle</span></a></a><span> </span><a name="local-6989586621679076295"><a href="#local-6989586621679076295"><span class="hs-identifier">keys</span></a></a><span> </span><a name="local-6989586621679076296"><a href="#local-6989586621679076296"><span class="hs-identifier">kvpairs</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-special">(</span><span class="hs-string">&quot;style&quot;</span><span class="hs-special">,</span><span> </span><a href="#local-6989586621679076300"><span class="hs-identifier hs-var">newstyle</span></a><span class="hs-special">)</span><span class="hs-glyph">:</span><a href="#local-6989586621679076299"><span class="hs-identifier hs-var">rest</span></a><span>
</span><a name="line-50"></a><span> </span><span class="hs-keyword">where</span><span>
</span><a name="line-51"></a><span> </span><a name="local-6989586621679076297"><a href="#local-6989586621679076297"><span class="hs-identifier">oldstyle</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-keyword">case</span><span> </span><span class="hs-identifier hs-var">filter</span><span> </span><span class="hs-special">(</span><span class="hs-glyph">\</span><span class="hs-special">(</span><a name="local-6989586621679076301"><a href="#local-6989586621679076301"><span class="hs-identifier">k</span></a></a><span class="hs-special">,</span><span class="hs-identifier">_</span><span class="hs-special">)</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><a href="#local-6989586621679076301"><span class="hs-identifier hs-var">k</span></a><span> </span><span class="hs-operator hs-var">==</span><span> </span><span class="hs-string">&quot;style&quot;</span><span class="hs-special">)</span><span> </span><a href="#local-6989586621679076296"><span class="hs-identifier hs-var">kvpairs</span></a><span> </span><span class="hs-keyword">of</span><span>
</span><a name="line-52"></a><span> </span><span class="hs-special">[</span><span class="hs-special">(</span><span class="hs-identifier">_</span><span class="hs-special">,</span><a name="local-6989586621679076302"><a href="#local-6989586621679076302"><span class="hs-identifier">st</span></a></a><span class="hs-special">)</span><span class="hs-special">]</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><a href="#local-6989586621679076302"><span class="hs-identifier hs-var">st</span></a><span>
</span><a name="line-53"></a><span> </span><span class="hs-identifier">_</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-string">&quot;&quot;</span><span>
</span><a name="line-54"></a><span> </span><a name="local-6989586621679076298"><a href="#local-6989586621679076298"><span class="hs-identifier">stylesToAdd</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-identifier hs-var">filter</span><span> </span><span class="hs-special">(</span><span class="hs-glyph">\</span><span class="hs-special">(</span><a name="local-6989586621679076303"><a href="#local-6989586621679076303"><span class="hs-identifier">k</span></a></a><span class="hs-special">,</span><span class="hs-identifier">_</span><span class="hs-special">)</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><a href="#local-6989586621679076303"><span class="hs-identifier hs-var">k</span></a><span> </span><span class="hs-special">`</span><span class="hs-identifier hs-var">elem</span><span class="hs-special">`</span><span> </span><a href="#local-6989586621679076295"><span class="hs-identifier hs-var">keys</span></a><span class="hs-special">)</span><span> </span><a href="#local-6989586621679076296"><span class="hs-identifier hs-var">kvpairs</span></a><span>
</span><a name="line-55"></a><span> </span><a name="local-6989586621679076299"><a href="#local-6989586621679076299"><span class="hs-identifier">rest</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-identifier hs-var">filter</span><span> </span><span class="hs-special">(</span><span class="hs-glyph">\</span><span class="hs-special">(</span><a name="local-6989586621679076304"><a href="#local-6989586621679076304"><span class="hs-identifier">k</span></a></a><span class="hs-special">,</span><span class="hs-identifier">_</span><span class="hs-special">)</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><a href="#local-6989586621679076304"><span class="hs-identifier hs-var">k</span></a><span> </span><span class="hs-special">`</span><span class="hs-identifier hs-var">notElem</span><span class="hs-special">`</span><span> </span><a href="#local-6989586621679076295"><span class="hs-identifier hs-var">keys</span></a><span class="hs-special">)</span><span> </span><a href="#local-6989586621679076296"><span class="hs-identifier hs-var">kvpairs</span></a><span>
</span><a name="line-56"></a><span> </span><a name="local-6989586621679076300"><a href="#local-6989586621679076300"><span class="hs-identifier">newstyle</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-identifier hs-var">concat</span><span> </span><span class="hs-special">(</span><span class="hs-special">(</span><span class="hs-glyph">\</span><span class="hs-special">(</span><a name="local-6989586621679076305"><a href="#local-6989586621679076305"><span class="hs-identifier">k</span></a></a><span class="hs-special">,</span><a name="local-6989586621679076306"><a href="#local-6989586621679076306"><span class="hs-identifier">v</span></a></a><span class="hs-special">)</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><a href="#local-6989586621679076305"><span class="hs-identifier hs-var">k</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;:&quot;</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><a href="#local-6989586621679076306"><span class="hs-identifier hs-var">v</span></a><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><span class="hs-string">&quot;;&quot;</span><span class="hs-special">)</span><span> </span><span class="hs-operator hs-var">&lt;$&gt;</span><span> </span><a href="#local-6989586621679076298"><span class="hs-identifier hs-var">stylesToAdd</span></a><span class="hs-special">)</span><span> </span><span class="hs-operator hs-var">&lt;&gt;</span><span> </span><a href="#local-6989586621679076297"><span class="hs-identifier hs-var">oldstyle</span></a><span>
</span><a name="line-57"></a><span>
</span><a name="line-58"></a><span class="hs-comment">-- | revealjs has some special attributes that has to be</span><span>
</span><a name="line-59"></a><span class="hs-comment">-- passed to the html, but Pandoc only allows</span><span>
</span><a name="line-60"></a><span class="hs-comment">-- @key=value@-attributes, so we have to abuse</span><span>
</span><a name="line-61"></a><span class="hs-comment">-- @.class@ to rewrite them.</span><span>
</span><a name="line-62"></a><span class="hs-comment">--</span><span>
</span><a name="line-63"></a><span class="hs-comment">-- The classes that get rewritten are listed here.</span><span>
</span><a name="line-64"></a><span class="hs-comment">--</span><span>
</span><a name="line-65"></a><span class="hs-comment">-- You probably want 'classToRevealAttr', as that</span><span>
</span><a name="line-66"></a><span class="hs-comment">-- is a wrapper for splitting the class-attribute</span><span>
</span><a name="line-67"></a><span class="hs-identifier">revealjsSpecialAttrs</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-special">[</span><span class="hs-identifier hs-type">String</span><span class="hs-special">]</span><span>
</span><a name="line-68"></a><a name="revealjsSpecialAttrs"><a href="Text.Pandoc.Util.Filter.html#revealjsSpecialAttrs"><span class="hs-identifier">revealjsSpecialAttrs</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span>
</span><a name="line-69"></a><span> </span><span class="hs-special">[</span><span> </span><span class="hs-string">&quot;data-markdown&quot;</span><span>
</span><a name="line-70"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-timing&quot;</span><span>
</span><a name="line-71"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-template&quot;</span><span>
</span><a name="line-72"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-autoplay&quot;</span><span>
</span><a name="line-73"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-prevent-swipe&quot;</span><span>
</span><a name="line-74"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-background-interactive&quot;</span><span>
</span><a name="line-75"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-trim&quot;</span><span>
</span><a name="line-76"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-noescape&quot;</span><span>
</span><a name="line-77"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;data-ignore&quot;</span><span>
</span><a name="line-78"></a><span> </span><span class="hs-special">,</span><span> </span><span class="hs-string">&quot;controls&quot;</span><span>
</span><a name="line-79"></a><span> </span><span class="hs-special">]</span><span>
</span><a name="line-80"></a><span>
</span><a name="line-81"></a><span class="hs-comment">-- | revealjs has some special attributes that has to be</span><span>
</span><a name="line-82"></a><span class="hs-comment">-- passed to the html, but Pandoc only allows</span><span>
</span><a name="line-83"></a><span class="hs-comment">-- @key=value@-attributes, so we have to abuse</span><span>
</span><a name="line-84"></a><span class="hs-comment">-- @.class@ to rewrite them.</span><span>
</span><a name="line-85"></a><span class="hs-comment">--</span><span>
</span><a name="line-86"></a><span class="hs-comment">-- This is a wrapper-function which just splits the list</span><span>
</span><a name="line-87"></a><span class="hs-comment">-- into real classes and 'revealjsSpecialAttrs'</span><span>
</span><a name="line-88"></a><span class="hs-identifier">classToRevealAttr</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-special">[</span><span class="hs-identifier hs-type">String</span><span class="hs-special">]</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-special">(</span><span class="hs-special">[</span><span class="hs-identifier hs-type">String</span><span class="hs-special">]</span><span class="hs-special">,</span><span class="hs-special">[</span><span class="hs-identifier hs-type">String</span><span class="hs-special">]</span><span class="hs-special">)</span><span>
</span><a name="line-89"></a><a name="classToRevealAttr"><a href="Text.Pandoc.Util.Filter.html#classToRevealAttr"><span class="hs-identifier">classToRevealAttr</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-identifier hs-var">partition</span><span> </span><span class="hs-special">(</span><span class="hs-special">`</span><span class="hs-identifier hs-var">elem</span><span class="hs-special">`</span><span> </span><a href="Text.Pandoc.Util.Filter.html#revealjsSpecialAttrs"><span class="hs-identifier hs-var">revealjsSpecialAttrs</span></a><span class="hs-special">)</span><span>
</span><a name="line-90"></a><span>
</span><a name="line-91"></a><span class="hs-comment">-- | small wrapper around @RawInline (Format &quot;html&quot;)@</span><span>
</span><a name="line-92"></a><span class="hs-comment">-- as this is less line-noise in the filters and the</span><span>
</span><a name="line-93"></a><span class="hs-comment">-- intent is more clear.</span><span>
</span><a name="line-94"></a><span class="hs-identifier">toHtml</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-identifier hs-type">String</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-identifier hs-type">Inline</span><span>
</span><a name="line-95"></a><a name="toHtml"><a href="Text.Pandoc.Util.Filter.html#toHtml"><span class="hs-identifier">toHtml</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-identifier hs-var">RawInline</span><span> </span><span class="hs-special">(</span><span class="hs-identifier hs-var">Format</span><span> </span><span class="hs-string">&quot;html&quot;</span><span class="hs-special">)</span><span>
</span><a name="line-96"></a><span>
</span><a name="line-97"></a><span>
</span><a name="line-98"></a><span class="hs-comment">-- | small wrapper around @Raw (Format &quot;html&quot;)@</span><span>
</span><a name="line-99"></a><span class="hs-comment">-- as this is less line-noise in the filters and the</span><span>
</span><a name="line-100"></a><span class="hs-comment">-- intent is more clear.</span><span>
</span><a name="line-101"></a><span class="hs-identifier">toBlockHtml</span><span> </span><span class="hs-glyph">::</span><span> </span><span class="hs-identifier hs-type">String</span><span> </span><span class="hs-glyph">-&gt;</span><span> </span><span class="hs-identifier hs-type">Block</span><span>
</span><a name="line-102"></a><a name="toBlockHtml"><a href="Text.Pandoc.Util.Filter.html#toBlockHtml"><span class="hs-identifier">toBlockHtml</span></a></a><span> </span><span class="hs-glyph">=</span><span> </span><span class="hs-identifier hs-var">RawBlock</span><span> </span><span class="hs-special">(</span><span class="hs-identifier hs-var">Format</span><span> </span><span class="hs-string">&quot;html&quot;</span><span class="hs-special">)</span><span>
</span><a name="line-103"></a></pre></body></html>