k1r0s

class Invoice {
    ...
    doCheckout(shippingDetails){
        if(this.validate(shippingDetails)){
            this.shippingDetails = shippingDetails
            var serializedInstance = JSON.stringify(this)
            $OurAjaxService.post({
                url: this.url,
                data: serializedInstance
            }).then((response) => {

k1r0s

var Dummy = Class({
  someMethod: [ //decoratedMethod
    "subscribe","$inject", //befores
     function($$dep1){ 
       //method body 
     }, 
     "trigger: 'action'", //afters (advice with an argument) 
  ],
  anotherMethod: function(){
    /* method without advices */

k1r0s

var Advices = require("kaop").Advices;

Advices.add(
  function log(){
    //meta.args contains the arguments {array}
    console.log(meta.methodName + " called");
    console.log("with arguments: " + meta.args);
    console.log("returned: " + meta.result);
  }
)

k1r0s

Controller = Class({
  constructor: function(app){
    app.get('/', this.home);
    app.get('/login', this.login);
    app.use(this.notFound);
  },
  login: [function(req, res){
    //what ever
  }, "log"],
  home: [function(req, res){

k1r0s

import * as React from "react";

import Sidebar from "../Sidebar/Sidebar.main";
import Content from "../Content/Content.main";

import { Advices } from "../../advices/Advices"
import { onException, afterMethod } from "kaop-ts"

export default class Root extends React.Component<null, null> {
    @onException(Advices.blameCovfefe)

k1r0s

import * as React from "react";

import Sidebar from "../Sidebar/Sidebar.main";
import Content from "../Content/Content.main";

import { Advices } from "../../advices/Advices"
import { onException, afterMethod } from "kaop-ts"

export default class Root extends React.Component<null, null> {

k1r0s

import { AdvicePool, adviceMetadata, IMetadata } from 'kaop-ts'

export class Advices extends AdvicePool {
  static blameCovfefe (@adviceMetadata meta: IMetadata) {
    meta.exception.message += " despite the constant negative press covfefe"
  }

  static throwOnError (@adviceMetadata meta: IMetadata) {
    if(meta.exception) {
      throw meta.exception

k1r0s

import { AdvicePool, adviceMetadata, IMetadata } from 'kaop-ts'
import { Covfefe } from './covfefe-components'

export class Advices extends AdvicePool {
  static blameRussia (@adviceMetadata meta: IMetadata) {
    if(meta.exception) {
      meta.result = <Covfefe/>
    }
  }
}

k1r0s

export class Registry extends AdvicePool {
 static log (@adviceMetadata meta: IMetadata) {
   meta.args // Arguments to be received by decorated method
   meta.propertyKey // Name of the decorated method as string
   meta.scope // Instance or the context of the call stack
   meta.rawMethod // Original method (contains metadata)
   meta.target // Class definition
   meta.result // The returned value by the method
 }
}

k1r0s

import { beforeMethod } from 'kaop-ts'
import { PersistanceAdvices } from './persistance-advices'
import { FlowAdvices } from './flow-advices'
import { OrderModel } from './order-model'

class View {
  @beforeMethod(PersistanceAdvices.read, OrderModel)
  @beforeMethod(FlowAdvices.validate)
  update (data?) { ... }
}