Gruntfile.js

var uncomment 	= require('webProjectTools');

grunt.registerTask('uncomment4', 'Uncomment client JS files', function(){
	var files = [ path.resolve(__dirname, 'client/js/bundle.min.js') ];
	console.log('in gruntfile: ' + files);
	uncomment({
		js: {
			src: files
		}
	});
});

index.js

// /path/to/webProjectBuilder/node_modules/webProjectTools/index.js

var	fse 		= require('fs-extra')
	, _			= require('lodash')
	, uncomment = require('uncommentify')({ all: true })
	, cleanCss 	= require('clean-css');

var defaults = {
	js: {
		src: [] // paths relative to the calling script
	},
	css: {
		src: [] // paths relative to the calling script
	}
};

function errHandler(err, data) {
	if (err) return console.error('Failed with error: ' + err);
	// console.log('Source: ' + src);
	console.log('Success: ' + data);
}

// swapped src/dest naming here since matches the api
function removeAndMove(src, dst, callback) {
	fse.remove(dst, function (err) {
		console.log('in module removeAndMove src: ' + src);
		console.log('in module removeAndMove dst: ' + dst);
		if (err) return callback(err);
		fse.move(src, dst, callback);
	});
}

module.exports = function(opts){
	var options =  _.merge({}, defaults, opts);
	var src = options.js.src;
	console.log('in module outside foreach: ' + options.js.src);
	src.forEach(function (src) {
		console.log('in module foreach: ' + src);
		fse.createReadStream(src)
			.pipe(uncomment)
			.pipe(fse.createWriteStream(src + '.tmp'))
			.on('finish', function () {
				removeAndMove(src + '.tmp', src, errHandler);
			});
	});
}

output.txt

me@workstation:/path/to/webProjectBuilder$ grunt uncomment4
Running "uncomment4" task
in gruntfile: /path/to/webProjectBuilder/client/js/bundle.min.js   // this is the correct location
in module outside foreach: /path/to/webProjectBuilder/client/js/bundle.min.js   // this is the correct location
in module foreach: /path/to/webProjectBuilder/client/js/bundle.min.js   // this is the correct location

Done, without errors.


Execution Time (2014-09-30 11:52:49 UTC)
loading tasks  1.4s  ▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇ 100%
Total 1.4s