common gulpfile.js

gulpfile.js

var gulp = require('gulp'),
    stylus = require('gulp-stylus'),
    jade = require('gulp-jade');
    jademod = require('jade2mod');

var paths = {
  stylus: ['stylus/*.styl'],
  html: ['html/*.html'],
  jade: ['jade/*.jade'],
  engine: ['jade/engine/*.jade']
};

gulp.task('stylus', function() {
  return gulp.src(paths.stylus)
    .pipe(stylus())
    .pipe(gulp.dest('css'));
});

gulp.task('jade', function() {
  return gulp.src(paths.jade)
    .pipe(jade({
      pretty: true
    }))
    .pipe(gulp.dest('html'));
});

gulp.task('engine', function() {
  return gulp.src(paths.engine)
    .pipe(jademod({suffix: '\nexports.render = template'}))
    .pipe(gulp.dest('js/engine'));
})

gulp.task('watch', function() {
  gulp.watch(paths.stylus, ['stylus']);
  gulp.watch(paths.jade, ['jade']);
  gulp.watch(paths.engine, ['engine']);
});

gulp.task('default', ['stylus', 'jade']);