Demo for query storing

Change-Id: I947bcac841992c3f6cfd01ab337c265b0d01cb70
diff --git a/node_modules/resolve/lib/caller.js b/node_modules/resolve/lib/caller.js
new file mode 100644
index 0000000..b14a280
--- /dev/null
+++ b/node_modules/resolve/lib/caller.js
@@ -0,0 +1,8 @@
+module.exports = function () {
+    // see https://code.google.com/p/v8/wiki/JavaScriptStackTraceApi
+    var origPrepareStackTrace = Error.prepareStackTrace;
+    Error.prepareStackTrace = function (_, stack) { return stack; };
+    var stack = (new Error()).stack;
+    Error.prepareStackTrace = origPrepareStackTrace;
+    return stack[2].getFileName();
+};