Initial commit

.gitignore

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+/build
+.lock-wscript
+/src/.lock-wscript
+tmp

index.js

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+var hashify = require("./build/Release/hashify");
+
+module.exports = hashify.hashify;

package.json

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+{
+  "author": "Siddharth Mahendraker <siddharth_mahen@me.com>",
+  "name": "hashify",
+  "description": "Access native v8 object hashes",
+  "keywords": [
+    "object",
+    "hash"
+  ],
+  "version": "0.0.1",
+  "repository": {
+    "url": ""
+  },
+  "main": "index.js",
+  "scripts": {
+    "preinstall": "node-waf clean || true; node-waf configure build"
+  },
+  "engines": {
+    "node": "*"
+  }
+}

src/hashify.cc

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+#define BUILDING_NODE_EXTENSION
+#include <node.h>
+
+using namespace v8;
+
+Handle<Value> hashify(const Arguments& args) {
+  HandleScope scope;
+
+  if(args.Length() < 1 || !args[0]->IsObject()){
+    ThrowException(Exception::TypeError(String::New("Invalid arguments")));
+    return scope.Close(Undefined());
+  }
+
+  Local<Object> obj = Local<Object>::Cast(args[0]);
+  Local<Number> num = Number::New(obj->GetIdentityHash());
+
+  return scope.Close(num);
+}
+
+void init(Handle<Object> target) {
+  target->Set(String::NewSymbol("hashify"),
+      FunctionTemplate::New(hashify)->GetFunction());
+}
+
+NODE_MODULE(hashify, init)

wscript

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+srcdir = 'src'
+blddir = 'build'
+VERSION = '0.0.1'
+
+def set_options(opt):
+  opt.tool_options('compiler_cxx')
+
+def configure(conf):
+  conf.check_tool('compiler_cxx')
+  conf.check_tool('node_addon')
+
+def build(bld):
+  obj = bld.new_task_gen('cxx', 'shlib', 'node_addon')
+  obj.target = 'hashify'
+  obj.source = [ srcdir+'/'+'hashify.cc']