ksol

class Memoizer
  def self.memoize(method_name)
    # Getting the method as an object
    target_method = instance_method(method_name)

    # Overriding it !
    define_method(method_name) do |*args, &blk|
      # Initializing the cache object
      @_memoize_storage ||= {}

ksol

class Memoizer
  def self.memoize
    @memoized = true
  end    

  def self.method_added(method_name)    
    if @memoized
      # We're disabling memoization so that when we call "define_method",
      # we're not going to loop indefinitely
      @memoized = false

ksol

class MyCLI < Thor
  desc "hello NAME", "say hello to NAME"
  option :from
  def hello(name)
    puts "from: #{options[:from]}" if options[:from]
    puts "Hello #{name}"
  end
end

ksol

class Descriptor
  def self.desc(input)
    @desc = input
  end

  def self.method_added(method_name)
    puts "Adding #{method_name.inspect}: description is #{@desc}"

    @desc = nil
  end

ksol

class Test
  desc "lala"
  def method1
  end

  desc "yoyo"
  def method4
  end

  desc "stuff"

ksol

// This

export default Component.extend({
  value: 1
})

// Is pretty much the same as
var x = 1;

export default Component.extend({

ksol

import computed, { observes } from 'ember-computed-decorators';

export default Ember.Object.extend({
  firstName: "Bob",
  lastName: "Jones",
  
  @computed('firstName', 'lastName')
  fullName: function(firstName, lastName) {
    return `${firstName} ${lastName}`;
  },

ksol

export default Ember.Object.extend({
  firstName: "Bob",
  lastName: "Jones",
  fullName: Ember.computed('firstName', 'lastName', function() {
    return `${this.get('firstName')} ${this.get('lastName')}`;
  }),
  nameHasChanged: Ember.observer('fullName', function() {
    console.log(`name has changed! Now it is ${this.get('fullName')}`);
  })
});

ksol

export default Ember.Object.extend({
  firstName: "Bob",
  lastName: "Jones",
  fullName: function() {
    return `${this.get('firstName')} ${this.get('lastName')}`;
  }.property('firstName', 'lastName'),
  nameHasChanged: function() {
    console.log(`name has changed! Now it is ${this.get('fullName')}`);
  }.observes('fullName')
});

ksol

export default Ember.Controller.extend({
  posts: [], // Filled by real world data by the route
  postsSorting: ['name'],
  postsSortingDesc: ['name:desc'],
  
  sortedPosts: Ember.computed.sort('posts', 'postsSorting'),
  sortedPostsDesc: Ember.computed.sort('posts', 'postsSortingDesc'),
  customSortedPost: Ember.computed.sort('posts', function(a, b) {
    // return a negative when a < b, 0 when a = b, and a positive when a > b
  })