merged-express-bem-engine

bem-dynjson.js

var U = require('express-bem/lib/util');
var dropRequireCache = require('enb/lib/fs/drop-require-cache');

module.exports = dynjson;

dynjson.extension = '.dynjson.js';

/**
 * dynjson engine for express-bem
 * @param {string} name - bundle name
 * @param {Object} options - user incoming data
 * @param {Function} cb
 */
function dynjson(name, options, cb) {

    name = U.fulfillName(name, this.ext);

    // pass to render
    if (options.forceExec || options.forceLoad) {
        dropRequireCache(require, require.resolve(name));
    }

    var module;
    try {
        module = require(name);

        if (!module || !module.apply) {
            cb(new Error('Unknown file format'));
            return;
        }

        // Generates bemjson with dynjson
        cb(null, module.apply(options));

    } catch (e) {
        cb(e);
    }
}

bem-fullstack.js

module.exports = fullstack;

fullstack.extension = '.bem';
fullstack.targetExtensions = ['.bh.js']; // , '.dynjson.js'];

/**
 * fullstackEngine for express-bem
 * @param {string} name - bundle name
 * @param {Object} options - user data
 *   - {Object} bemjson: useful for rendering concrete tree
 *   - {boolean} raw - don't render to html (returns bemjson)
 * @param {function(Error, Object)} cb
 */
function fullstack(name, options, cb) {
    var _this = this;

    // pass options.bemjson directly to bemhtml
    if (options.bemjson) {
        return _this.thru('bh');
    }

    // return bemjson if requested
    if (options.raw === true) {
        return _this.thru('dynjson');
    }

    // full stack
    _this.thru('dynjson', name, options, function (err, bemjson) {
        if (err) {
            return cb(err);
        }

        options.bemjson = bemjson;
        _this.thru('bh', name, options, function (err, data) {
            if (err) {
                return cb(err);
            }
            cb(null, data);
        });
    });
}