ionic-framework/angular/src/directives/proxies-utils.ts

/* eslint-disable */
/* tslint:disable */
import { fromEvent } from 'rxjs';

export const proxyInputs = (Cmp: any, inputs: string[]) => {
  const Prototype = Cmp.prototype;
  inputs.forEach(item => {
  Object.defineProperty(Prototype, item, {
    get() {
    return this.el[item];
    },
    set(val: any) {
    this.z.runOutsideAngular(() => (this.el[item] = val));
    }
  });
  });
};

export const proxyMethods = (Cmp: any, methods: string[]) => {
  const Prototype = Cmp.prototype;
  methods.forEach(methodName => {
  Prototype[methodName] = function () {
    const args = arguments;
    return this.z.runOutsideAngular(() =>
    this.el[methodName].apply(this.el, args)
    );
  };
  });
};

export const proxyOutputs = (instance: any, el: any, events: string[]) => {
  events.forEach(eventName => instance[eventName] = fromEvent(el, eventName));
}

export function ProxyCmp(opts: { inputs?: any; methods?: any }) {
  const decorator =  function(cls: any){
  if (opts.inputs) {
    proxyInputs(cls, opts.inputs);
  }
  if (opts.methods) {
    proxyMethods(cls, opts.methods);
  }
  return cls;
  };
  return decorator;
}