REXML is dead. Long live Nokogiri.

Modify Maruku to use Nokogiri instead of REXML.
Produces a 3-fold speedup in the #to_html method.

vendor/plugins/maruku/spec/block_docs/math/equations.md

@@ -0,0 +1,45 @@
+Write a comment here
+*** Parameters: ***
+require 'maruku/ext/math';{}
+*** Markdown input: ***
+
+$$ x = y $$
+
+$$ x 
+= y $$
+
+$$ 
+x = y $$
+
+$$ x = y 
+$$
+
+*** Output of inspect ***
+md_el(:document,[
+	md_el(:equation,[],{:label=>nil,:math=>" x = y ",:num=>nil},[]),
+	md_el(:equation,[],{:label=>nil,:math=>" x = y \n",:num=>nil},[]),
+	md_el(:equation,[],{:label=>nil,:math=>" x = y \n",:num=>nil},[]),
+	md_el(:equation,[],{:label=>nil,:math=>" x = y \n",:num=>nil},[])
+],{},[])
+*** Output of to_html ***
+<div class='maruku-equation'><code class='maruku-mathml'> x = y </code><span class='maruku-eq-tex'><code style='display: none'>x = y</code></span></div><div class='maruku-equation'><code class='maruku-mathml'> x = y 
+</code><span class='maruku-eq-tex'><code style='display: none'>x = y</code></span></div><div class='maruku-equation'><code class='maruku-mathml'> x = y 
+</code><span class='maruku-eq-tex'><code style='display: none'>x = y</code></span></div><div class='maruku-equation'><code class='maruku-mathml'> x = y 
+</code><span class='maruku-eq-tex'><code style='display: none'>x = y</code></span></div>
+*** Output of to_latex ***
+\begin{displaymath}
+x = y
+\end{displaymath}
+\begin{displaymath}
+x = y
+\end{displaymath}
+\begin{displaymath}
+x = y
+\end{displaymath}
+\begin{displaymath}
+x = y
+\end{displaymath}
+*** Output of to_md ***
+
+*** Output of to_s ***
+

vendor/plugins/maruku/spec/block_docs/math/inline.md

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+
+*** Parameters: ***
+require 'maruku/ext/math'; {}
+*** Markdown input: ***
+Here are some formulas:
+
+*	$\alpha$
+*	$x^{n}+y^{n} \neq z^{n}$
+
+That's it, nothing else is supported.
+
+*** Output of inspect ***
+md_el(:document,[
+	md_par(["Here are some formulas:"]),
+	md_el(:ul,[
+		md_el(:li_span,[md_el(:inline_math,[],{:math=>"\\alpha"},[])],{:want_my_paragraph=>false},[]),
+		md_el(:li_span,[md_el(:inline_math,[],{:math=>"x^{n}+y^{n} \\neq z^{n}"},[])],{:want_my_paragraph=>false},[])
+	],{},[]),
+	md_par(["That", md_entity("rsquo"), "s it, nothing else is supported."])
+],{},[])
+*** Output of to_html ***
+<p>Here are some formulas:</p>
+
+<ul>
+<li><code class='maruku-mathml'>\alpha</code></li>
+
+<li><code class='maruku-mathml'>x^{n}+y^{n} \neq z^{n}</code></li>
+</ul>
+
+<p>That&#8217;s it, nothing else is supported.</p>
+*** Output of to_latex ***
+Here are some formulas:
+
+\begin{itemize}%
+\item $\alpha$
+\item $x^{n}+y^{n} \neq z^{n}$
+
+\end{itemize}
+That'{}s it, nothing else is supported.
+*** Output of to_md ***
+Here are some formulas:
+
+--
+That s it, nothing else is supported.
+*** Output of to_s ***
+Here are some formulas:Thats it, nothing else is supported.

vendor/plugins/maruku/spec/block_docs/math/math2.md

@@ -0,0 +1,45 @@
+
+*** Parameters: ***
+require 'maruku/ext/math'
+{:math_numbered => ['\\['], :html_math_engine => 'itex2mml' }
+*** Markdown input: ***
+
+\[
+	\alpha
+\]
+
+\begin{equation}
+	\alpha
+\end{equation}
+
+\begin{equation} \beta
+\end{equation}
+
+
+\begin{equation} \gamma \end{equation}
+*** Output of inspect ***
+md_el(:document,[
+	md_el(:equation,[],{:label=>"eq1",:math=>"\t\\alpha\n\n",:num=>1},[]),
+	md_el(:equation,[],{:label=>nil,:math=>"\t\\alpha\n\n",:num=>nil},[]),
+	md_el(:equation,[],{:label=>nil,:math=>" \\beta\n",:num=>nil},[]),
+	md_el(:equation,[],{:label=>nil,:math=>" \\gamma ",:num=>nil},[])
+],{},[])
+*** Output of to_html ***
+<div class="maruku-equation" id="eq:eq1"><span class="maruku-eq-number">(1)</span><math xmlns="http://www.w3.org/1998/Math/MathML" display="block" class="maruku-mathml"><mi>&#x3B1;</mi></math><span class="maruku-eq-tex"><code style="display: none">\alpha</code></span></div><div class="maruku-equation"><math xmlns="http://www.w3.org/1998/Math/MathML" display="block" class="maruku-mathml"><mi>&#x3B1;</mi></math><span class="maruku-eq-tex"><code style="display: none">\alpha</code></span></div><div class="maruku-equation"><math xmlns="http://www.w3.org/1998/Math/MathML" display="block" class="maruku-mathml"><mi>&#x3B2;</mi></math><span class="maruku-eq-tex"><code style="display: none">\beta</code></span></div><div class="maruku-equation"><math xmlns="http://www.w3.org/1998/Math/MathML" display="block" class="maruku-mathml"><mi>&#x3B3;</mi></math><span class="maruku-eq-tex"><code style="display: none">\gamma</code></span></div>
+*** Output of to_latex ***
+\begin{equation}
+\alpha
+\label{eq1}\end{equation}
+\begin{displaymath}
+\alpha
+\end{displaymath}
+\begin{displaymath}
+\beta
+\end{displaymath}
+\begin{displaymath}
+\gamma
+\end{displaymath}
+*** Output of to_md ***
+
+*** Output of to_s ***
+

vendor/plugins/maruku/spec/block_docs/math/notmath.md

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+
+*** Parameters: ***
+require 'maruku/ext/math'; {:math_enabled => false}
+*** Markdown input: ***
+
+This is not $math$.
+
+\[ \alpha \]
+
+*** Output of inspect ***
+md_el(:document,[md_par(["This is not $math$."]), md_par(["[ \\alpha ]"])],{},[])
+*** Output of to_html ***
+<p>This is not $math$.</p>
+
+<p>[ \alpha ]</p>
+*** Output of to_latex ***
+This is not \$math\$.
+
+[ $\backslash$alpha ]
+*** Output of to_md ***
+This is not $math$.
+
+[ \alpha ]
+*** Output of to_s ***
+This is not $math$.[ \alpha ]

vendor/plugins/maruku/spec/block_docs/math/table.md

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+Write a comment here
+*** Parameters: ***
+require 'maruku/ext/math';{:html_math_engine => 'itex2mml' }
+*** Markdown input: ***
+<table markdown='1'>
+	$\alpha$
+	<thead>
+		<td>$\beta$</td>
+	</thead>
+</table>
+*** Output of inspect ***
+md_el(:document,[
+	md_html("<table markdown='1'>\n\t$\\alpha$\n\t<thead>\n\t\t<td>$\\beta$</td>\n\t</thead>\n</table>")
+],{},[])
+*** Output of to_html ***
+<table><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline" class="maruku-mathml"><mi>&#x3B1;</mi></math><thead>
+		<td><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline" class="maruku-mathml"><mi>&#x3B2;</mi></math></td>
+	</thead>
+</table>
+*** Output of to_latex ***
+
+*** Output of to_md ***
+
+*** Output of to_s ***
+

vendor/plugins/maruku/spec/block_docs/math/table2.md

@@ -0,0 +1,42 @@
+Write a comment here
+*** Parameters: ***
+{}
+*** Markdown input: ***
+
+  Symbol    | Meaning | comments
+------------|---------|---------
+{:r} α | The first | I like it.
+{:r} ℵ | The first | I like it.
+
+
+{:r: scope='row'}
+*** Output of inspect ***
+md_el(:document,[
+	md_el(:table,[
+		md_el(:head_cell,["Symbol"],{},[]),
+		md_el(:head_cell,["Meaning"],{},[]),
+		md_el(:head_cell,["comments"],{},[]),
+		md_el(:cell,[" ", md_entity("alpha")],{},[[:ref, "r"]]),
+		md_el(:cell,["The first"],{},[]),
+		md_el(:cell,["I like it."],{},[]),
+		md_el(:cell,[" ", md_entity("aleph")],{},[[:ref, "r"]]),
+		md_el(:cell,["The first"],{},[]),
+		md_el(:cell,["I like it."],{},[])
+	],{:align=>[:left, :left, :left]},[]),
+	md_el(:ald,[],{:ald=>[["scope", "row"]],:ald_id=>"r"},[])
+],{},[])
+*** Output of to_html ***
+<table><thead><tr><th>Symbol</th><th>Meaning</th><th>comments</th></tr></thead><tbody><tr><th scope="row" style="text-align: left;"> &#945;</th><td style="text-align: left;">The first</td><td style="text-align: left;">I like it.</td>
+</tr><tr><th scope="row" style="text-align: left;"> &aleph;</th><td style="text-align: left;">The first</td><td style="text-align: left;">I like it.</td>
+</tr></tbody></table>
+*** Output of to_latex ***
+\begin{tabular}{l|l|l}
+Symbol&Meaning&comments\\
+\hline 
+ $\alpha${}&The first&I like it.\\
+ &The first&I like it.\\
+\end{tabular}
+*** Output of to_md ***
+SymbolMeaningcomments The firstI like it. The firstI like it.
+*** Output of to_s ***
+SymbolMeaningcomments The firstI like it. The firstI like it.