tbuschto

import { ui } from 'tabris';

function positive(prototype: object, property: string) {
  const sym = Symbol();
  Object.defineProperty(prototype, property, {
    enumerable: true,
    set(value: number) {
      if (value < 0) {
        throw new Error('Positive number expected');
      }

tbuschto

import { ui } from 'tabris';

function pattern(regEx: RegExp) {
  return (prototype: object, property: string) => {
    const sym = Symbol();
    Object.defineProperty(prototype, property, {
      enumerable: true,
      set(value: string) {
        if (!regEx.test(value)) {
          throw new Error(`Invalid ${property} "${value}"`);

tbuschto

console.log('Hello Gist');

tbuschto

/*******************************************************************************
 * Copyright (c) 2011 EclipseSource and others. All rights reserved.
 ******************************************************************************/

import org.eclipse.rwt.internal.widgets.JSExecutor;
import org.eclipse.rwt.lifecycle.IEntryPoint;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Canvas;
import org.eclipse.swt.widgets.Display;