{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Jyve TypeScript\n",
    "[TypeScript](https://www.typescriptlang.org/) is a typed language that compiles to JavaScript. It is also the language in which JupyterLab (and Jyve) are mostly written.\n",
    "\n",
    "> ## NOTE\n",
    "> Due to its typed nature, TypeScript is pretty adamant about redeclarations, etc. Better support for this is pending, but for now, you'll probably want to:\n",
    "- do any definitions up front\n",
    "- restart often"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "export interface IAnimal {\n",
    "    sound: string;\n",
    "}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "class Snake implements IAnimal {\n",
    "    private _sound = 'hiss';\n",
    "    get sound(){ return this._sound; }\n",
    "    set sound(sound){ this._sound = sound; }\n",
    "}\n",
    "let snake = new Snake()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "snake.sound"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "var x = this.display.display({\n",
    "    \"text/markdown\": \"# hello\"\n",
    "});"
   ]
  }
 ],
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   "display_name": "TypeScript (unsafe) — Jyve",
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   "codemirror_mode": {
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