Serializers
Serializers
and You
Serializers
and Rails
Build a bridge between a Rails and single-page web app
Do you like things that are...
- Human readable?
- Easily Computer Parsable?
- Lightweight?
- Fast?
What it isn't:
- A programming language
-
A markup language
- e.g. Extensible Markup Language (XML)
What it is:
- Lightweight data-interchange format based on Javascript's object notation
- A file with data formatted to be readable by other programming languages
- Stored in plain text format
Javascript Object Notation
var object = {
key: value
}
Arrays
Objects
Primitives
var planet = {
"name": "Saturn",
"planet_number": 6
}
var polygons = {
triangle: {
"sides": 3,
"color": "blue",
"types": [
{"name": "equilateral", "regular": true},
{"name": "isosceles", "regular": false},
{"name": "scalene", "regular": false}
]
},
quadrilateral: {
"sides": 4,
"some_other_thing": null
}
}
Used to generate a JSON API in Rails
Active Model Serializers
Wait. What are serializers again?
- Serializers convert objects to store or transmit them to memory, a database, or a file.
- Serializers save the state of an object in order to be able to recreate it when needed.
- In our case, Active Model serializers will convert data from our database into JSON
Swizzling
user_serializer.rb
Attributes (as a list of symbols)
users_controller.rb
{
"user": {
"id":10,
"email":"brigitte@allovue.com",
"admin":true
"principal":false,
"staff":false,
"first_name":"Brigitte",
"last_name":"Warner",
"phone":null,
"budget_lea_ids" [4]
}
}
Define additional attributes:
Side Note:
10 E North Ave
@BrigitteWarner
Software Developer at Allovue
We're Hiring!
http://allovue.com/about
careers@allovue.com
