build.js

var _ = require('underscore'),
    marked = require('marked'),
    s = require('underscore.string'),
    fs = require('fs');

function rmcomments(_) {
    return _.split('\n').filter(function(l) {
        return (l.indexOf('%') !== 0);
    }).join('\n');
}

var lexed = marked.lexer(rmcomments(fs.readFileSync('README.md', 'utf8')));

var chunks = [];

var chunk = { sections: [] };
chunk.sections.links = {};
lexed.forEach(function(l) {
    if (l.type == 'heading') {
        if (!_.isEmpty(chunk)) {
            chunks.push(chunk);
            chunk = {
                sections: [
                ]
            };
            chunk.sections.links = {};
        }
        chunk.heading = l;
    } else {
        chunk.sections.push(l);
    }
});

chunks.forEach(function(c) {
    if (c.heading) {
        fs.writeFileSync('section-' + s.slugify(c.heading.text) + '.html',
            _.template(fs.readFileSync('template._', 'utf8'))({
                content: marked.parser(c.sections),
                title: 'map school: ' + c.heading.text
            }));
    }
});

var lexed = marked.lexer(rmcomments(fs.readFileSync('README.md', 'utf8')));

lexed.forEach(function(l) {
    if (l.type == 'heading') {
        l.text = '[' + l.text + '](section-' + s.slugify(l.text) + '.html)';
    }
});

var renderer = new marked.Renderer();

renderer.heading = function(text, level) {
    var escapedText;
    escapedText = s.slugify(text);
    return '<h' + level + ' class="h" id="' + escapedText + '">' +
        text +
        '<a class="permalink" href="#' + escapedText + '">#</a>' +
        '<a class="permalink" href="section-' + escapedText + '.html">&rarr;</a>' +
        '</h' + level + '>\n';
};

var content = marked(rmcomments(fs.readFileSync('README.md', 'utf8')), { renderer: renderer });

fs.writeFileSync('index.html',
    _.template(fs.readFileSync('template._', 'utf8'))({
        content: content,
        title: 'map school'
    }));