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function pipe<A, B>(f: (a: A) => B) {
  return {
    end: f,
    pipe<C>(g: (b: B) => C) {
      return pipe((a: A) => g(f(a)));
    }
  };
}

function compose<A, B>(f: (a: A) => B) {

freddi301

class TaggedUnionValue<
  TaggedUnion extends { [K in keyof TaggedUnion]: any[] },
  Tag extends keyof TaggedUnion
> {
  constructor(
    private readonly tag: Tag,
    private readonly value: TaggedUnion[Tag],
  ) {}
}

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const status = Symbol();
const value = Symbol();
const set = Symbol();
const listeners = Symbol();

class Promise {
  constructor(callback) {
    this[listeners] = [];
    this[status] = "pending";
    const resolve = value => {

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import React from "react";

type Dictionary = Record<string, string | ((arg: any) => string)>;
export type L12n<T extends Dictionary> = T;

export function makeI18n<T extends Dictionary>() {
  const Context = React.createContext<T | undefined>(undefined);
  const I18ContextConsumer = Context.Consumer;
  const I18ContextProvider = Context.Provider;
  function I18n<K extends keyof T>(

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type DataTypeUnion = ObjectType<any> | ArrayType<any> | PrimitiveTypeUnion;

type PrimitiveTypeUnion = typeof string | typeof number | typeof boolean;

interface QueryType<
  Params extends { [key: string]: PrimitiveTypeUnion },
  T extends DataTypeUnion
> {
  kind: "query";
  params: Params;

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view:
  component: composition of
    helper: prepare data for template so no code goes into the tempalte
    template: does only view, can dispatch events
  container: composition of
    injector: grabs data from state
    wireframe: conecptual representation of ui, it's a projections of data to display and possible actions

domain:

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import * as React from "react";

type Pixels = number;

interface Params {
  width: Pixels;
  height: Pixels;
}

export class WindowResizeListener extends React.Component<

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If new version of classes of service builder i deployed and doesn't match the version saved on database, it's needed to to delete a row from table servicecomponent where buildernamespace=

If namespace isolation is required, use <portlet:namespace /> in *.jsp file. Example:

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export interface ActionHandler<State, Payload> {
  (state: State, payload: Payload): State;
}
export interface ActionHandlers<State> {
  [index: string]: ActionHandler<State, any>;
}

export interface Action<Type, Payload> {
  type: Type;
  payload: Payload;

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export type Parameter1Type<Fun extends (...parameters: any[]) => any> = Fun extends (parameter1: infer Parameter1, ...parameters: any[]) => any ? Parameter1 : never;
export type Parameter2Type<Fun extends (...parameters: any[]) => any> = Fun extends (parameter1: any, parameter2: infer Parameter2, ...parameters: any[]) => any ? Parameter2 : never;
export type Parameter3Type<Fun extends (...parameters: any[]) => any> = Fun extends (parameter1: any, parameter2: any, parameter3: infer Parameter3, ...parameters: any[]) => any ? Parameter3 : never;
export type Parameter4Type<Fun extends (...parameters: any[]) => any> = Fun extends (parameter1: any, parameter2: any, parameter3: any, parameter4: infer Parameter4, ...parameters: any[]) => any ? Parameter4 : never;
export type Parameter5Type<Fun extends (...parameters: any[]) => any> = Fun extends (parameter1: any, parameter2: any, parameter3: any, parameter4: any, parameter5: infer Parameter5, ...parameters: any[]) => any ? Parameter5 : never;
export type Parameter6Ty