Add bundle command

Issue #610

bin/steal

@@ -2,12 +2,14 @@
 
 var path = require("path");
 var cmdBuild = require("../lib/cli/cmd_build");
+var cmdBundle = require("../lib/cli/cmd_bundle");
 var cmdExport = require("../lib/cli/cmd_export");
 var cmdTransform = require("../lib/cli/cmd_transform");
 var cmdLiveReload = require("../lib/cli/cmd_live_reload");
 
 var argv = require("yargs")
 	.command(cmdBuild)
+	.command(cmdBundle)
 	.command(cmdTransform)
 	.command(cmdLiveReload)
 	.command(cmdExport)
@@ -24,7 +26,7 @@ if (!argv._[0]) {
 	var spawn = require("child_process").spawn;
 	var binary = path.join(__dirname, "steal");
 	var rawArgs = ["build"].concat(process.argv.slice(2));
-	
+
 	if(isWin) {
 		rawArgs.unshift.apply(rawArgs, ["/c", "node", binary]);
 		binary = "cmd";

lib/cli/cmd_bundle.js

@@ -0,0 +1,57 @@
+var _ = require("lodash");
+var winston = require("winston");
+var stealTools = require("../../index");
+var clone = require("lodash/cloneDeep");
+var options = clone(require("./options"));
+var makeStealConfig = require("./make_steal_config");
+
+var pathsToOmit = [
+	"bundles-path",
+	"bundle-steal",
+	"watch"
+];
+
+var bundleOptions = _.assign(
+	{},
+	_.omit(options, pathsToOmit),
+	{
+		dest: {
+			alias: "d",
+			type: "string",
+			default: "",
+			describe: "Defaults to root folder, a directory to save the bundles"
+		},
+		filter: {
+			alias: "f",
+			type: "string",
+			default: "node_modules/**/*",
+			describe: "Glob patter to match modules to be included in the bundle"
+		}
+	}
+);
+
+module.exports = {
+	command: "bundle",
+
+	describe: "Creates a custom bundle",
+
+	builder: bundleOptions,
+
+	handler: function(argv) {
+		var options = argv;
+		var config = makeStealConfig(argv);
+
+		return stealTools.bundle(config, options)
+			.then(function() {
+				winston.info("\nBundle created successfully".green);
+			})
+			.catch(function(e) {
+				e = typeof e === "string" ? new Error(e) : e;
+
+				winston.error(e.message.red);
+				winston.error("\nBuild failed".red);
+
+				process.exit(1);
+			});
+	}
+};

test/cli/cmd_build_test.js

@@ -38,7 +38,7 @@ describe("cmd build module", function() {
 	});
 
 	it("defaults config option to package.json!npm", function() {
-		assert(cmdBuild.builder.config, "package.json!npm");
+		assert.equal(cmdBuild.builder.config.default, "package.json!npm");
 	});
 
 	it("handler calls steal.build", function() {

test/cli/cmd_bundle_test.js

@@ -0,0 +1,60 @@
+var assert = require("assert");
+var mockery = require("mockery");
+
+describe("cmd bundle module", function() {
+	var cmdBundle;
+	var bundleArgs;
+	var cmdBundlePath = "../../lib/cli/cmd_bundle";
+
+	beforeEach(function() {
+		bundleArgs = {};
+
+		mockery.enable({
+			useCleanCache: true,
+			warnOnReplace: false,
+			warnOnUnregistered: false
+		});
+
+		mockery.registerAllowable(cmdBundlePath);
+
+		mockery.registerMock("../../index", {
+			bundle: function(system, options) {
+				bundleArgs.system = system;
+				bundleArgs.options = options;
+				return Promise.resolve();
+			}
+		});
+
+		cmdBundle = require(cmdBundlePath);
+	});
+
+	afterEach(function() {
+		mockery.disable();
+		mockery.deregisterAll();
+	});
+
+	it("exposes the right command", function() {
+		assert.equal(cmdBundle.command, "bundle");
+	});
+
+	it("command options have sensible defaults", function() {
+		var options = cmdBundle.builder;
+
+		assert.equal(options.dest.default, "");
+		assert.equal(options.config.default, "package.json!npm");
+		assert.equal(options.filter.default, "node_modules/**/*");
+	});
+
+	it("handler calls steal.bundle", function() {
+		cmdBundle.handler({
+			minify: true,
+			config: "/stealconfig.js"
+		});
+
+		assert.deepEqual(bundleArgs.system, {
+			config: "/stealconfig.js"
+		});
+
+		assert(bundleArgs.options.minify);
+	});
+});

test/test.js

@@ -8,6 +8,7 @@ require("./recycle_test");
 require("./clean_address_test");
 require("../lib/bundle/bundle_test");
 require("./cli/cmd_build_test");
+require("./cli/cmd_bundle_test");
 require("./cli/cmd_build_int_test");
 require("./cli/cmd_transform_test");
 require("./cli/make_steal_config_test");