verb/lib/middleware/assets.js

Documentation generator for GitHub projects. Verb is extremely powerful, easy to use, and is used on hundreds of projects of all sizes to generate everything from API docs to readmes.

'use strict';

/**
 * Module dependencies
 */

var path = require('path');
var compute = require('computed-property');
var relative = require('relative-dest');
var extend = require('extend-shallow');

/**
 * Calculate the path from the `assets` or `public`
 * path define on the options to the destination
 * file.
 */

module.exports = function(assemble) {
  return function assetsPath(file, next) {
    calculate(assemble, file, 'assets');
    calculate(assemble, file, 'public');
    next();
  };
};

function calculate(assemble, file, target) {
  compute(file.data, target, function () {
    var opts = extend({}, assemble.options, file.options);

    // destination directory for the file
    var dest = path.resolve(this.dest.dirname || process.cwd());
    target = path.resolve(dest, opts[target] || target);

    // look for `opts.assets`, fallback to `./assets`
    this.assetsPath = relative(dest, target);
    return this.assetsPath;
  });
}