From abd94a7f5a50f43c797a11b53549ae48fff667c3 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Mon, 10 Oct 2016 03:43:44 +0200
Subject: add node_modules to address #4364

---
 node_modules/natives/index.js | 115 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 node_modules/natives/index.js

(limited to 'node_modules/natives/index.js')

diff --git a/node_modules/natives/index.js b/node_modules/natives/index.js
new file mode 100644
index 000000000..67513909e
--- /dev/null
+++ b/node_modules/natives/index.js
@@ -0,0 +1,115 @@
+var natives = process.binding('natives')
+var module = require('module')
+var normalRequire = require
+exports.source = src
+exports.require = req
+var vm = require('vm')
+
+// fallback for 0.x support
+var runInThisContext, ContextifyScript, Script
+/*istanbul ignore next*/
+try {
+  ContextifyScript = process.binding('contextify').ContextifyScript;
+  runInThisContext = function runInThisContext(code, options) {
+    var script = new ContextifyScript(code, options);
+    return script.runInThisContext();
+  }
+} catch (er) {
+  Script = process.binding('evals').NodeScript;
+  runInThisContext = Script.runInThisContext;
+}
+
+var wrap = [
+  '(function (exports, require, module, __filename, __dirname) { ',
+  '\n});'
+];
+
+
+// Basically the same functionality as node's (buried deep)
+// NativeModule class, but without caching, or internal/ blocking,
+// or a class, since that's not really necessary.  I assume that if
+// you're loading something with this module, it's because you WANT
+// a separate copy.  However, to preserve semantics, any require()
+// calls made throughout the internal module load IS cached.
+function req (id, whitelist) {
+  var cache = Object.create(null)
+
+  if (Array.isArray(whitelist)) {
+    // a whitelist of things to pull from the "actual" native modules
+    whitelist.forEach(function (id) {
+      cache[id] = {
+        loading: false,
+        loaded: true,
+        filename: id + '.js',
+        exports: require(id)
+      }
+    })
+  }
+
+  return req_(id, cache)
+}
+
+function req_ (id, cache) {
+  // Buffer is special, because it's a type rather than a "normal"
+  // class, and many things depend on `Buffer.isBuffer` working.
+  if (id === 'buffer') {
+    return require('buffer')
+  }
+
+  // native_module isn't actually a natives binding.
+  // weird, right?
+  if (id === 'native_module') {
+    return {
+      getSource: src,
+      wrap: function (script) {
+        return wrap[0] + script + wrap[1]
+      },
+      wrapper: wrap,
+      _cache: cache
+    }
+  }
+
+  var source = src(id)
+  if (!source) {
+    return undefined
+  }
+  source = wrap[0] + source + wrap[1]
+
+  var cachingRequire = function require (id) {
+    if (cache[id]) {
+      return cache[id].exports
+    }
+    return req_(id, cache)
+  }
+
+  var nm = {
+    exports: {},
+    loading: true,
+    loaded: false,
+    filename: id + '.js'
+  }
+  cache[id] = nm
+  var fn
+  try {
+    /* istanbul ignore else */
+    if (ContextifyScript) {
+      fn = runInThisContext(source, {
+        filename: nm.filename,
+        lineOffset: 0,
+        displayErrors: true
+      });
+    } else {
+      fn = runInThisContext(source, nm.filename, true);
+    }
+    fn(nm.exports, cachingRequire, nm, nm.filename)
+    nm.loaded = true
+  } finally {
+    nm.loading = false
+  }
+
+  return nm.exports
+}
+
+function src (id) {
+  return natives[id]
+}
-- 
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