gulpfile.js

var gulp = require('gulp');
var wrap = require('gulp-wrap');
var concat = require('gulp-concat');
var declare = require('gulp-declare');
/** REMOVE ME **/ var handlebars = require('../../');
/** USE ME **/ // var handlebars = require('gulp-handlebars');

// Default task
gulp.task('default', function() {
  // Load templates from the client/templates/ folder relative to where gulp was executed
  return gulp.src('client/templates/**/*.hbs')
    // Compile each Handlebars template source file to a template function
    .pipe(handlebars())
    // Wrap each template function in a call to Handlebars.template
    .pipe(wrap('Handlebars.template(<%= contents %>)'))
    // Declare template functions as properties and sub-properties of MyApp.templates
    .pipe(declare({
      namespace: 'MyApp.templates',
      noRedeclare: true, // Avoid duplicate declarations
      processName: function(filePath) {
        // Allow nesting based on path using gulp-declare's processNameByPath()
        // You can remove this option completely if you aren't using nested folders
        // Drop the client/templates/ folder from the namespace path by removing it from the filePath
        return declare.processNameByPath(filePath.replace('client/templates/', ''));
      }
    }))
    // Concatenate down to a single file
    .pipe(concat('templates.js'))
    // Write the output into the build folder
    .pipe(gulp.dest('build/js/'));
});