ducin

{
  "type": "object",
  "properties": {
    "orderId": {
      "type": "string",
      "faker": "random.uuid"
    },
    "customer": {
      "type": "string",
      "faker": "name.findName"

ducin

import { INC } from './constants';

export const Inc = () => ({
  type: INC as typeof INC
})

export type Actions =
  | ReturnType<typeof Inc>

ducin

Functional Composition with Static Types in TypeScript

• snippets from live coding session
• Tomasz Ducin, @tomasz_ducin
• Wrocław TypeScript #3, 2019.03.27

ducin

Functional Composition with Static Types in TypeScript

• snippets from live coding session
• Tomasz Ducin, @tomasz_ducin
• Warsaw TypeScript #2, 2019.02.06

ducin

Lorem Ipsum License

Copyright (c) [year] [fullname]

Permission is Lorem ipsum hereby granted, dolor sit amet, free of charge,
to any person obtaining a copy consectetur adipiscing elit. Proin nibh augue
of this software and associated documentation files (the "Software"),
suscipit a, scelerisque sed, to deal lacinia in, mi. Cras vel lorem.
Etiam pellentesque aliquet tellus, in the Software without restriction,
Phasellus pharetra nulla ac diam. Quisque semper justo at risus including

ducin

node_modules

ducin

const API_URL = 'http://localhost:3011/'

const OfficeModel = {
  getCollection(){
    return fetch(`${API_URL}offices`)
      .then(res => res.json())
  },
  async __extendOfficeWithEmployees(office){
    const employees = await EmployeeModel.getCollection(office.city)
    return { ...office, employees }

ducin

API

• download: https://github.com/ducin-public/itcorpo-api
• powered by: https://www.npmjs.com/package/json-server

---

example install script

ducin

resolveSame - new promise aggregate

• if all promises get rejected - aggregate gets rejected (with positional reasons)
• if some promises get resolved, then:
  • if they all get resolved with the same value - aggregate gets resolved with theValue
  • otherwise (different resolved values) - aggregate gets rejected with first two different values

ducin

(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory();
	else if(typeof define === 'function' && define.amd)
		define("csp", [], factory);
	else if(typeof exports === 'object')
		exports["csp"] = factory();
	else
		root["csp"] = factory();
})(this, function() {