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JavaScript and JSON Essentials

You're reading from   JavaScript and JSON Essentials Build light weight, scalable, and faster web applications with the power of JSON

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Product type Paperback
Published in Apr 2018
Publisher
ISBN-13 9781788624701
Length 226 pages
Edition 2nd Edition
Languages
Tools
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Authors (2):
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Sai S Sriparasa Sai S Sriparasa
Author Profile Icon Sai S Sriparasa
Sai S Sriparasa
Bruno Joseph D'mello Bruno Joseph D'mello
Author Profile Icon Bruno Joseph D'mello
Bruno Joseph D'mello
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Toc

Table of Contents (14) Chapters Close

Preface 1. Getting Started with JSON 2. The JSON Structures FREE CHAPTER 3. AJAX Requests with JSON 4. Cross-Domain Asynchronous Requests 5. Debugging JSON 6. Building the Carousel Application 7. Alternate Implementations of JSON 8. Introduction to hapi.js 9. Storing JSON Documents in MongoDB 10. Configuring the Task Runner Using JSON 11. JSON for Real-Time and Distributed Data 12. Case Studies in JSON 13. Other Books You May Enjoy

Creating tasks in gulp.js


We are going to create a first task to greet our readers. Again, let us go through a simple stepwise procedure so that nothing is missed out.

1. First, let us write some pluggable code in gulpfile.js, as follows:

const gulp = require('gulp');
gulp.task('default', () => {
    console.log("Greetings to Readers!");
})

In preceding snippet, the task method of gulp module requires two parameters. The first one is name of task as a string and second parameter is callback where we can write the actual logic behind the specific task. 

2. Go back to the Terminal and run the gulp command. You will receive the following output:

Now, let's add a little complexity by adding one more task and using it as a dependency to the previous one:

const gulp = require('gulp');

gulp.task('default', ['dependent-task'], () => {
    console.log("Greetings to Readers!");
})

gulp.task('dependent-task', () => {
    console.log("Greetings to all!");
})

3. On executing the preceding code using...

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