implement liftoff

lib/index.js

@@ -1,15 +1,13 @@
 #!/usr/bin/env node
 
-var findup = require( 'findup-sync' ),
-	resolve = require( 'resolve' ),
+var Liftoff = require( 'liftoff' ),
+	interpret = require( 'interpret' ),
+	v8flags = require ( 'v8flags' ),
 	path = require( 'path' ),
 	parseOptions = require( './utils/parseOptions' ),
 	serve = require( './serve' ),
 	build = require( './build' ),
-	help = require( './help' ),
-	gobblefile,
-	gobbledir,
-	cwd;
+	help = require( './help' );
 
 require( 'colors' );
 
@@ -21,40 +19,70 @@ var command = parseOptions({
 	v: 'version'
 });
 
-if ( command.options.version ) {
-	return console.log( require( '../package.json' ).version );
-}
+var cli = new Liftoff({
+	name: 'gobble',
+	extensions: interpret.jsVariants,
+	nodeFlags: v8flags.fetch()
+});
 
-if ( command.options.help ) {
-	return help( command );
-}
+cli.on('require', function (name) {
+	console.log( 'Requiring external module:', name.cyan );
+});
 
-// find nearest gobblefile
-gobblefile = findup( 'gobblefile.js', { nocase: true });
+cli.on('requireFail', function (name) {
+	console.log( 'Failed to load external module:', name.red );
+});
+
+cli.on('respawn', function (flags, child) {
+	var nodeFlags = flags.join(', ')
+	var pid = String(child.pid);
+	console.log('Node flags detected:', nodeFlags.cyan );
+	console.log('Respawned to PID:', pid.cyan );
+});
 
-if ( !gobblefile ) {
-	console.log( 'You must have a gobblefile.js in your project\'s root folder in order to use gobble from the command line.\n\nSee ' + 'https://github.com/gobblejs/gobble/wiki/How-to-write-a-gobblefile'.cyan + ' for help getting started' );
-	process.exit( 1 );
-}
+cli.launch({
+	/*
+	configPath: argv.gobblefile,
+	cwd: argv.cwd,
+	require: argv.require
+	*/
+}, function (env) {
 
-cwd = path.dirname( gobblefile );
-process.chdir( cwd );
+	var gobbledir;
 
-if ( !resolve.sync( 'gobble', { basedir: cwd }) ) {
-	console.log( 'Could not find a local copy of gobble. You should probably install it with ' + 'npm install --save-dev gobble'.cyan );
-}
+	if ( command.options.version ) {
+		return console.log( require( '../package.json' ).version );
+	}
 
-gobbledir = path.join( cwd, '.gobble' );
+	if ( command.options.help ) {
+		return help( command );
+	}
 
+	if ( !env.modulePath ) {
+		console.log( 'Could not find a local copy of gobble. You should probably install it with ' + 'npm install --save-dev gobble'.cyan );
+		process.exit( 1 );
+	}
 
-// Execute command
-if ( command.args[0] === 'build' ) {
- 	process.env.GOBBLE_ENV = command.options.env || 'production';
- 	return build( command, gobblefile, gobbledir );
-}
+	if ( !env.configPath ) {
+		console.log( 'You must have a gobblefile.js in your project\'s root folder in order to use gobble from the command line.\n\nSee ' + 'https://github.com/gobblejs/gobble/wiki/How-to-write-a-gobblefile'.cyan + ' for help getting started' );
+		process.exit( 1 );
+	}
 
-if ( !command.args[0] || command.args[0] === 'serve' ) {
-	return serve( command, gobblefile, gobbledir );
-}
+	if (process.cwd() !== env.cwd) {
+		process.chdir(env.cwd);
+	}
 
-return help( command );
+	gobbledir = path.join( process.cwd(), '.gobble' );
+
+	// Execute command
+	if ( command.args[0] === 'build' ) {
+		process.env.GOBBLE_ENV = command.options.env || 'production';
+		return build( command, env.configPath, gobbledir );
+	}
+
+	if ( !command.args[0] || command.args[0] === 'serve' ) {
+		return serve( command, env.configPath, gobbledir );
+	}
+
+	return help( command );
+});

package.json

@@ -8,13 +8,14 @@
     "gobble": "lib/index.js"
   },
   "dependencies": {
-    "findup-sync": "~0.1.3",
+    "cli-spinner": "~0.1.5",
     "colors": "~0.6.2",
-    "resolve": "~1.0.0",
+    "graceful-chokidar": "~0.1.0",
+    "interpret": "^0.3.7",
+    "liftoff": "^0.13.2",
     "prompt": "~0.2.13",
-    "cli-spinner": "~0.1.5",
     "stevedore": "~0.1.3",
-    "graceful-chokidar": "~0.1.0"
+    "v8flags": "^1.0.1"
   },
   "files": [
     "lib"