Syntax highlighting configuration for Middleman apps.

config.rb

# ...
set :markdown, :tables => true, :autolink => true, :gh_blockcode => true, :fenced_code_blocks => true
set :markdown_engine, :redcarpet

activate :syntax,
         :lineanchors => true
# ...

example.html

        <div class="highlight">
            <pre>
<a name="True-1"></a><span class="p">[</span>
<a name="True-2"></a>    <span class="p">{</span>
<a name="True-3"></a>        <span class="nt">"id"</span><span class="p">:</span> <span class="s2">"51765be932e113cd25000001"</span><span class="p">,</span>
<a name="True-4"></a>        <span class="nt">"amount"</span><span class="p">:</span> <span class="mi">5</span><span class="p">,</span>
<a name="True-5"></a>        <span class="nt">"interval"</span><span class="p">:</span> <span class="s2">"month"</span><span class="p">,</span>
<a name="True-6"></a>        <span class="nt">"notifications"</span><span class="p">:</span> <span class="kc">true</span><span class="p">,</span>
<a name="True-7"></a>        <span class="nt">"since"</span><span class="p">:</span> <span class="s2">"2013-04-23T10:01:13Z"</span><span class="p">,</span>
<a name="True-8"></a>        <span class="nt">"role"</span><span class="p">:</span> <span class="s2">"benefactor"</span><span class="p">,</span>
<a name="True-9"></a>        <span class="nt">"benefactor"</span><span class="p">:</span> <span class="p">{</span>
<a name="True-10"></a>            <span class="nt">"name"</span><span class="p">:</span> <span class="s2">"Bill Gates"</span><span class="p">,</span>
<a name="True-11"></a>            <span class="nt">"avatar"</span><span class="p">:</span> <span class="p">{</span>
<a name="True-12"></a>                <span class="nt">"state"</span><span class="p">:</span> <span class="s2">"ready"</span><span class="p">,</span>
<a name="True-13"></a>                <span class="nt">"url"</span><span class="p">:</span> <span class="s2">"https://f.cl.ly/items/1T2f0C1s1b3e1b0X3W1R/Frozen_sweet_corn_.jpg"</span>
<a name="True-14"></a>            <span class="p">}</span>
<a name="True-15"></a>        <span class="p">},</span>
<a name="True-16"></a>        <span class="nt">"beneficiary"</span><span class="p">:</span> <span class="p">{</span>
<a name="True-17"></a>            <span class="nt">"name"</span><span class="p">:</span> <span class="s2">"The Great Discontent"</span><span class="p">,</span>
<a name="True-18"></a>            <span class="nt">"brand"</span><span class="p">:</span> <span class="p">{</span>
<a name="True-19"></a>                <span class="nt">"state"</span><span class="p">:</span> <span class="s2">"ready"</span><span class="p">,</span>
<a name="True-20"></a>                <span class="nt">"url"</span><span class="p">:</span> <span class="s2">"https://f.cl.ly/items/2h3q2T3i3s471s060n14/grilled-corn.jpg"</span>
<a name="True-21"></a>            <span class="p">},</span>
<a name="True-22"></a>            <span class="nt">"photo"</span><span class="p">:</span> <span class="p">{</span>
<a name="True-23"></a>                <span class="nt">"state"</span><span class="p">:</span> <span class="s2">"ready"</span><span class="p">,</span>
<a name="True-24"></a>                <span class="nt">"url"</span><span class="p">:</span> <span class="s2">"https://f.cl.ly/items/2h3q2T3i3s471s060n14/grilled-corn.jpg"</span>
<a name="True-25"></a>            <span class="p">},</span>
<a name="True-26"></a>            <span class="nt">"links"</span><span class="p">:</span> <span class="p">{</span>
<a name="True-27"></a>                <span class="nt">"wall"</span><span class="p">:</span> <span class="s2">"https://tgd.hasfriends.at"</span><span class="p">,</span>
<a name="True-28"></a>                <span class="nt">"content"</span><span class="p">:</span> <span class="s2">"https://tgd.hasfriends.at/content"</span>
<a name="True-29"></a>            <span class="p">}</span>
<a name="True-30"></a>        <span class="p">},</span>
<a name="True-31"></a>        <span class="nt">"history"</span><span class="p">:</span> <span class="p">{</span>
<a name="True-32"></a>            <span class="nt">"total_amount"</span><span class="p">:</span> <span class="mi">15</span><span class="p">,</span>
<a name="True-33"></a>            <span class="nt">"transactions"</span><span class="p">:</span> <span class="p">[</span>
<a name="True-34"></a>                <span class="p">{</span>
<a name="True-35"></a>                    <span class="nt">"id"</span><span class="p">:</span> <span class="s2">"ch_1ME1msELPsxUkL"</span><span class="p">,</span>
<a name="True-36"></a>                    <span class="nt">"date"</span><span class="p">:</span> <span class="s2">"2013-06-23T10:01:13Z"</span><span class="p">,</span>
<a name="True-37"></a>                    <span class="nt">"amount"</span><span class="p">:</span> <span class="mi">5</span>
<a name="True-38"></a>                <span class="p">},</span>
<a name="True-39"></a>                <span class="p">{</span>
<a name="True-40"></a>                    <span class="nt">"id"</span><span class="p">:</span> <span class="s2">"ch_bGC7f243JKHnb8"</span><span class="p">,</span>
<a name="True-41"></a>                    <span class="nt">"date"</span><span class="p">:</span> <span class="s2">"2013-05-23T10:01:13Z"</span><span class="p">,</span>
<a name="True-42"></a>                    <span class="nt">"amount"</span><span class="p">:</span> <span class="mi">5</span>
<a name="True-43"></a>                <span class="p">},</span>
<a name="True-44"></a>                <span class="p">{</span>
<a name="True-45"></a>                    <span class="nt">"id"</span><span class="p">:</span> <span class="s2">"ch_9hUjg64fd14fCV"</span><span class="p">,</span>
<a name="True-46"></a>                    <span class="nt">"date"</span><span class="p">:</span> <span class="s2">"2013-04-23T10:01:13Z"</span><span class="p">,</span>
<a name="True-47"></a>                    <span class="nt">"amount"</span><span class="p">:</span> <span class="mi">5</span>
<a name="True-48"></a>                <span class="p">}</span>
<a name="True-49"></a>            <span class="p">]</span>
<a name="True-50"></a>        <span class="p">}</span>
<a name="True-51"></a>    <span class="p">}</span>
<a name="True-52"></a><span class="p">]</span>
</pre>
        </div>

Gemfile

source 'https://rubygems.org'

ruby '1.9.3'

gem "slim"
gem "redcarpet"
gem "middleman", "~>3.0.6"
gem "middleman-syntax", ">=1.1.1"
gem "rubypython"

line-number.css

pre {
    counter-reset: line-numbering;
    border: solid 1px #d9d9d9;
    background: #fcfcfc;
    padding: 0;
    line-height: 23px;
    margin-bottom: 30px;
    white-space: pre;
    overflow-x: auto;
    word-break: inherit;
    word-wrap: inherit;
}

pre a::before {
  content: counter(line-numbering);
  counter-increment: line-numbering;
  padding-right: 1em; /* space after numbers */
  width: 25px;
  text-align: right;
  opacity: 0.7;
  display: inline-block;
  color: #aaa;
  background: #eee;
  margin-right: 16px;
  padding: 2px 10px;
  font-size: 13px;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

pre a:first-of-type::before {
  padding-top: 10px;
}

pre a:last-of-type::before {
  padding-bottom: 10px;
}

pre a:only-of-type::before {
  padding: 10px;
}

/* Syntax Highlighting */

.hll { background-color: #ffffcc }
.c { color: #999988; font-style: italic } /* Comment */
.err { color: #a61717; background-color: #e3d2d2 } /* Error */
.k { color: #000000; font-weight: bold } /* Keyword */
.o { color: #000000; font-weight: bold } /* Operator */
.cm { color: #999988; font-style: italic } /* Comment.Multiline */
.cp { color: #999999; font-weight: bold; font-style: italic } /* Comment.Preproc */
.c1 { color: #999988; font-style: italic } /* Comment.Single */
.cs { color: #999999; font-weight: bold; font-style: italic } /* Comment.Special */
.gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */
.ge { color: #000000; font-style: italic } /* Generic.Emph */
.gr { color: #aa0000 } /* Generic.Error */
.gh { color: #999999 } /* Generic.Heading */
.gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */
.go { color: #888888 } /* Generic.Output */
.gp { color: #555555 } /* Generic.Prompt */
.gs { font-weight: bold } /* Generic.Strong */
.gu { color: #aaaaaa } /* Generic.Subheading */
.gt { color: #aa0000 } /* Generic.Traceback */
.kc { color: #000000; font-weight: bold } /* Keyword.Constant */
.kd { color: #000000; font-weight: bold } /* Keyword.Declaration */
.kn { color: #000000; font-weight: bold } /* Keyword.Namespace */
.kp { color: #000000; font-weight: bold } /* Keyword.Pseudo */
.kr { color: #000000; font-weight: bold } /* Keyword.Reserved */
.kt { color: #445588; font-weight: bold } /* Keyword.Type */
.m { color: #009999 } /* Literal.Number */
.s { color: #d01040 } /* Literal.String */
.na { color: #008080 } /* Name.Attribute */
.nb { color: #0086B3 } /* Name.Builtin */
.nc { color: #445588; font-weight: bold } /* Name.Class */
.no { color: #008080 } /* Name.Constant */
.nd { color: #3c5d5d; font-weight: bold } /* Name.Decorator */
.ni { color: #800080 } /* Name.Entity */
.ne { color: #990000; font-weight: bold } /* Name.Exception */
.nf { color: #990000; font-weight: bold } /* Name.Function */
.nl { color: #990000; font-weight: bold } /* Name.Label */
.nn { color: #555555 } /* Name.Namespace */
.nt { color: #000080 } /* Name.Tag */
.nv { color: #008080 } /* Name.Variable */
.ow { color: #000000; font-weight: bold } /* Operator.Word */
.w { color: #bbbbbb } /* Text.Whitespace */
.mf { color: #009999 } /* Literal.Number.Float */
.mh { color: #009999 } /* Literal.Number.Hex */
.mi { color: #009999 } /* Literal.Number.Integer */
.mo { color: #009999 } /* Literal.Number.Oct */
.sb { color: #d01040 } /* Literal.String.Backtick */
.sc { color: #d01040 } /* Literal.String.Char */
.sd { color: #d01040 } /* Literal.String.Doc */
.s2 { color: #d01040 } /* Literal.String.Double */
.se { color: #d01040 } /* Literal.String.Escape */
.sh { color: #d01040 } /* Literal.String.Heredoc */
.si { color: #d01040 } /* Literal.String.Interpol */
.sx { color: #d01040 } /* Literal.String.Other */
.sr { color: #009926 } /* Literal.String.Regex */
.s1 { color: #d01040 } /* Literal.String.Single */
.ss { color: #990073 } /* Literal.String.Symbol */
.bp { color: #999999 } /* Name.Builtin.Pseudo */
.vc { color: #008080 } /* Name.Variable.Class */
.vg { color: #008080 } /* Name.Variable.Global */
.vi { color: #008080 } /* Name.Variable.Instance */
.il { color: #009999 } /* Literal.Number.Integer.Long */