Add webpack/browser support

Author: rafi16jan

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Farrell Raafi
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

index.js

@@ -1,6 +1,28 @@
 var mp = require('./lib/micropython.js');
-mp.onRuntimeInitialized();
+var browser = true;
+if (typeof window === 'undefined' && typeof importScripts === 'undefined') {
+  mp.onRuntimeInitialized();
+  browser = false;
+}
 module.exports.init = global.mp_js_init;
 module.exports.do_str = global.mp_js_do_str;
 module.exports.init_repl = global.mp_js_init_repl;
 module.exports.process_char = global.mp_js_process_char;
+if (browser) {
+  var stdout = document.createElement('div');
+  stdout.id = 'mp_js_stdout';
+  stdout.style.display = 'none';
+  stdout.addEventListener('print', function (event) {
+    console.log(event.data);
+  }, false);
+  document.body.append(stdout);
+  var interval = setInterval(() => {
+    if (global.mp_js_init) {
+      module.exports.init = global.mp_js_init;
+      module.exports.do_str = global.mp_js_do_str;
+      module.exports.init_repl = global.mp_js_init_repl;
+      module.exports.process_char = global.mp_js_process_char;
+      clearInterval(interval);
+    }
+  }, 0);
+}

package.json

@@ -0,0 +1,28 @@
+{
+  "name": "micropython",
+  "version": "1.0.1",
+  "description": "A WASM module built from the official MicroPython port",
+  "main": "index.js",
+  "directories": {
+    "lib": "lib"
+  },
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/rafi16jan/micropython-wasm.git"
+  },
+  "keywords": [
+    "python",
+    "micropython",
+    "wasm",
+    "webassembly"
+  ],
+  "author": "MicroPython",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/rafi16jan/micropython-wasm/issues"
+  },
+  "homepage": "https://github.com/rafi16jan/micropython-wasm#readme"
+}