...

lib/module.js

@@ -205,6 +205,26 @@ Module._load = function(request, parent, isMain) {
   Module._cache[filename] = module;
   module.load(filename);
 
+  if (process.reloadMode) {
+    console.log("filename: " + module.filename);
+    require('fs').watchFile(module.filename,
+                            { persistent: false },
+                            function () {
+      if (module.timeout) return;
+
+      module.timeout = setTimeout(function() {
+        console.error(module.filename + ': change detected. reloading.');
+
+        module.reload(function() {
+          console.error(module.filename + ': done reloading.');
+        });
+
+        module.timeout = null;
+      }, 1000);
+
+    });
+  }
+
   return module.exports;
 };
 
@@ -229,6 +249,37 @@ Module._resolveFilename = function(request, parent) {
   return [id, filename];
 };
 
+Module.prototype.reload = function(cb) {
+  var self = this;
+  debugger;
+  //var newSource = require('fs').readFileSync(this.filename, 'utf8');
+  console.log("DONE");
+  //console.log(newSource);
+
+
+  require('fs').readFile(this.filename, 'utf8', function(err, newSource) {
+
+    if (err) throw err;
+
+    console.log(arguments);
+    var script = Debug.findScript(self.compiledWrapper);
+
+    /*
+    console.log("old source");
+    console.log(script.source);
+    console.log("new source");
+    console.log(newSource);
+    */
+
+    var changeLog = new Array();
+    var rv = Debug.LiveEdit.SetScriptSource(script, newSource, false, changeLog);
+
+    console.log("rv ", rv);
+    console.log("change log", changeLog);
+    if (cb) cb(changeLog);
+  });
+};
+
 
 Module.prototype.load = function(filename) {
   debug('load ' + JSON.stringify(filename) +
@@ -309,12 +360,7 @@ Module.prototype._compile = function(content, filename) {
   var args = [self.exports, require, self, filename, dirname];
   var rv = compiledWrapper.apply(self.exports, args);
 
-  if (process.reloadMode) {
-    console.log("hello world");
-    console.log(Debug);
-    var script = Debug.findScript(compiledWrapper);
-    console.log(script.source);
-  }
+  this.compiledWrapper = compiledWrapper;
 
   return rv;
 };