Getting Started

Last updated 8 months ago
Installation
Add the shard to your applications shard.yml
dependencies:
  crecto:    github: fridgerator/crecto
Include a database adapter:
Postgres
Include crystal-pg in your project before Crecto.
require "pg"
require "crecto"
Mysql
Include crystal-mysql in your project before Crecto.
require "mysql"
require "crecto"
SQLite
Include crystal-sqlite3 in your project before Crecto.
require "sqlite3"
require "crecto"
Example Usage
module MyRepo
    extend Crecto::Repo
    
    config do |conf|
        conf.adapter = Crecto::Adapters::Postgres
        conf.hostname = "localhost"
        conf.database = "my_database"
    end
end
​
class User < Crecto::Model
    schema "users" do # table name
        field :first_name, String
        field :last_name, String
    end
    
    validate_required [:first_name, :last_name]
end
​
user = User.new
user.first_name = "fred"
user.last_name = "flinstone"
changeset = MyRepo.insert(user)
changeset.errors.any?
changeset.valid?
​
Crecto
Crecto::Model