Livescript and Grunt

Updated version of a grunt compile script for livescript. (for newer version of grunt > 0.4.0)

Original from Micah Smith. http://www.allampersandall.com/2012/08/nodejs-gruntjs-livescript-mocha-example


	module.exports = function(grunt) {

	// LIVESCRIPT ----------------------------
	var log = grunt.log;
	var growl = require('growl')

	function handleResult(from, dest, err, stdout, code, done) {
	if(err){
	growl('ERROR', stdout);
	log.writeln(from + ': failed to compile to ' + dest + '.');
	log.writeln(stdout);
	done(false);
	}else{
	log.writeln(from + ': compiled to ' + dest + '.');
	done(true);
	}
	};

	var livescript_dir_to_dir = function(fromdir, dest, done) {
	var args = {
	cmd: 'livescript',
	args: [ '--compile', '--output', dest, fromdir ]
	};
	runHelper(args, function(err, stdout, code){
	handleResult(fromdir, dest, err, stdout, code, done);
	});
	}

	grunt.registerMultiTask('livescript', 'compile livescripts', function() {
	var done = this.async();
	var files = this.data.files;
	var dir = this.data.dir;
	var dest = this.data.dest;
	// ex: ./coffee -> ./js
	if(dir) {
	// if destination was not defined, compile to same dir
	if(!dest) {
	dest = dir;
	}
	livescript_dir_to_dir(dir, dest, done);
	return;
	}

	// ex: [ '1.coffee', '2.coffee' ] -> foo.js
	if(files) {
	livescript_multi_to_one(files, dest, done);
	return;
	}
	});

	var exec = require('child_process').exec;

	// child_process.exec bridge
	var runHelper = function(opts, done) {
	console.log("opts ", opts.args);
	var command = opts.cmd + ' ' + opts.args.join(' ');
	exec(command, opts.opts, function(code, stdout, stderr) {
	if(!done){
	return;
	}
	if(code === 0) {
	done(null, stdout, code);
	} else {
	done(code, stderr, code);
	}
	});
	}


	grunt.initConfig({
	watch: {
	dist1: {
	files:"app/src/*/.ls",
	tasks:"livescript"
	},
	dist2: {
	files:"tests-src/*/.ls",
	tasks:"livescript"
	},

	},
	livescript:{
	dist1:{
	dir:"tests-src/"
	,dest:"tests/"
	},
	dist2:{
	dir:"tests-src/"
	,dest:"tests/"
	}
	}
	});

	grunt.registerTask('lsapp', ['watch', 'livescript']);
	grunt.loadNpmTasks('grunt-contrib-watch');

	};

view raw grunt-livescript.js hosted with ❤ by GitHub

Livescript and Grunt

Like this:

Leave a Reply Cancel reply