Export default options (#194)

Author: s0ph1e

README.md

@@ -61,7 +61,7 @@ scrape(options, (error, result) => {
 * [onResourceSaved](#onresourcesaved) - callback called when resource is saved
 * [onResourceError](#onresourceerror) - callback called when resource's downloading is failed
 
-Default options you can find in [lib/config/defaults.js](https://github.com/s0ph1e/node-website-scraper/blob/master/lib/config/defaults.js).
+Default options you can find in [lib/config/defaults.js](https://github.com/s0ph1e/node-website-scraper/blob/master/lib/config/defaults.js) or get them using `scrape.defaults`.
 
 #### urls
 Array of objects which contain urls to download and filenames for them. **_Required_**.

index.js

@@ -3,3 +3,5 @@ var Scraper = require('./lib/scraper.js');
 module.exports = function scrape (options, callback) {
 	return new Scraper(options).scrape(callback);
 };
+
+module.exports.defaults = Scraper.defaults;

lib/scraper.js

@@ -206,4 +206,6 @@ Scraper.prototype.scrape = function scrape (callback) {
 		.asCallback(callback);
 };
 
+Scraper.defaults = _.clone(defaults);
+
 module.exports = Scraper;

test/unit/scraper-test.js

@@ -4,7 +4,7 @@ var should = require('should');
 var sinon = require('sinon');
 require('sinon-as-promised');
 var nock = require('nock');
-var proxyquire = require('proxyquire');
+var proxyquire = require('proxyquire').noCallThru();
 var fs = require('fs-extra');
 var path = require('path');
 var Scraper = require('../../lib/scraper');
@@ -480,4 +480,14 @@ describe('Scraper', function () {
 			});
 		});
 	});
+
+	describe('defaults', function() {
+		it('should export defaults', function() {
+			var defaultsMock = { subdirectories: null, recursive: true, sources: [] };
+			Scraper = proxyquire('../../lib/scraper', {
+				'./config/defaults': defaultsMock
+			});
+			should(Scraper.defaults).be.eql({ subdirectories: null, recursive: true, sources: [] });
+		});
+	});
 });