KeystoneJS SASS Development Gulpfile

gulpfile.js

/**
* gulp file that will restart keystonejs app and compile sass
*/
'use strict';
var gulp = require('gulp');
var watch = require('gulp-watch');
var shell = require('gulp-shell')

var sass = require('gulp-sass');


var paths = {
	'src':['./models/**/*.js','./routes/**/*.js', 'keystone.js', 'package.json']

,
	'style': {
		all: './public/styles/**/*.scss',
		output: './public/styles/'
	}

};


gulp.task('watch:sass', function () {
	gulp.watch(paths.style.all, ['sass']);
});

gulp.task('sass', function(){
	gulp.src(paths.style.all)
		.pipe(sass().on('error', sass.logError))
		.pipe(gulp.dest(paths.style.output));
});

/**
* logic for starting and restarting server process
*/


// node process
const spawn = require('child_process').spawn;
var node_process;
//
const dest_path = `.`;

let restartServer = function(){
  node_process.kill();
  node_process = startServer();
}
let startServer = function(){
  var local_node_process = spawn('node', ['keystone'], {cwd: dest_path});
  local_node_process.on('close', (code, signal) => {
    console.log(`-- Server process closed --`);
  });
  local_node_process.stdout.on('data', (data) => {
    console.log(`${data}`);
  });
  local_node_process.stderr.on('data', (data) => {
    console.log(`Error: ${data}`);
  });
  return local_node_process;
}

const server_files = ['./models/**/*.js','./routes/**/*.js', 'keystone.js', 'package.json'];
const watcher = gulp.watch(server_files);
watcher.on('change', function(event){
	restartServer();
})

// start the server process
node_process = startServer();


//gulp.task('runKeystone', shell.task('node keystone.js'));
gulp.task('watch', [

  'watch:sass',

]);

gulp.task('default', ['watch']);//, 'runKeystone']);