Update wasmoon, add functions

Author: ceifa

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "demoon",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "Lua + Node",
   "main": "src/index.js",
   "bin": {
@@ -13,6 +13,6 @@
     "lua"
   ],
   "dependencies": {
-    "wasmoon": "1.7.0"
+    "wasmoon": "1.7.1"
   }
 }

package.json

@@ -13,6 +13,8 @@ const start = async (entryFile) => {
 
     const engine = await factory.createEngine({ injectObjects: true })
 
+    engine.global.set('typeof', value => typeof value)
+    engine.global.set('instanceof', (value, type) => value instanceof type)
     engine.global.set('new', (constructor, ...args) => new constructor(...args))
     engine.global.set('global', global)
     engine.global.set('mountFile', factory.mountFileSync.bind(factory))