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@micahasmith
Created August 19, 2012 17:05
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Grunt Livescript Mocha Example
/*global module:false*/
module.exports = function(grunt) {
var log = grunt.log;
//grunt.loadTasks('grunt/tasks');
function handleResult(from, dest, err, stdout, code, done) {
if(err){
grunt.helper('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);
}
};
grunt.registerHelper('livescript_dir_to_dir', function(fromdir, dest, done) {
var args = {
cmd: 'livescript',
args: [ '--compile', '--output', dest, fromdir ]
};
grunt.helper('exec', 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;
}
grunt.helper('livescript_dir_to_dir', dir, dest, done);
return;
}
// ex: [ '1.coffee', '2.coffee' ] -> foo.js
if(files) {
grunt.helper('livescript_multi_to_one', files, dest, done);
return;
}
});
var exec = require('child_process').exec;
// child_process.exec bridge
grunt.registerHelper('exec', function(opts, done) {
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.registerMultiTask('mocha','Runs the mocha test suite',function(){
var dir = this.data,
command = 'mocha -R min '+dir,
e = require('child_process').exec,
done = this.async();
e(command,function(err,stdout,stderr){
log.writeln(stdout);
log.writeln(stderr);
done(true);
})
});
grunt.registerHelper('growl', function(title, msg) {
grunt.helper('exec', {
cmd: 'growlnotify',
args: [
'-t', "'" + title + "'",
'-m', "'" + msg + "'"
]
});
});
// Project configuration.
grunt.initConfig({
watch: {
files:"src/**/*.ls",
tasks:"default"
},
livescript:{
compile:{
dir:"src/"
,dest:"compiled/"
}
},
mocha:{
dir:"compiled/tests/*"
}
});
// Default task.
grunt.registerTask('default', 'livescript mocha');
};
@francisl
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I've update it for 0.4.0, the helper are deprecated

https://gist.github.com/francisl/7148756

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