JCConf 2016

1. Universal Groovy
JCConf 2016
吳欣展 pcbill

4. Isomorphic / Universal
Applications which run both client-side and server-side.
The backend and frontend share the same code.

5. Library (JAR)
Groovy 2.3+(for traits) to javascript ECMA 5
Apache 2 License
Converted code needs grooscript.js
Tools: gradle, grails, npm/bower
Grooscript

6. WHY?
You have all the Java tools and IDE’s
Don’t repeat code in 2 languages
Single development environment
Don’t learn another “to Javascript” tool
Static typed if you want to
Using Spock to test your codes

7. FUN !!!

8. LINKS
Website: http://grooscript.org
Documentation: http://grooscript.org/doc.html
Github: https://github.com/chiquitinxx/grooscript
Demos: https://github.com/chiquitinxx/grooscript-demos
Twitter @grooscript
Try live!: http://grooscript.org/conversions.html

9. Groovy
UI
component
def <-> var
Expando <->
Javascript object
[ ] <-> [ ]
{ } <-> function() { }
HTML
Builder
Javascript

10. form(id: 'addTodos') {
h3 'TODO'
ul {
todos.each {
li it
}
li {
input(type: 'text', id: 'actualTodo', value: actualTodo)
button {
yield "Add #${todos.size() + 1}"
}
}
}
}

12. Reactjs?
http://grooscript.org/react_example.html
Angularjs?
https://devsoap.com/writing-angularjs-applications-in-groovy/

13. Q & A