From 6a968d5945c048e51761aa5a9f7c0f7605a8e1dd Mon Sep 17 00:00:00 2001
From: John Maguire <jmaguire2013@gmail.com>
Date: Wed, 20 Mar 2013 19:34:43 -0400
Subject: [PATCH 1/2] add ability to unload a module whose file has been
 deleted

---
 modules/admin/commands.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/modules/admin/commands.js b/modules/admin/commands.js
index c648760..d5339d5 100644
--- a/modules/admin/commands.js
+++ b/modules/admin/commands.js
@@ -173,8 +173,10 @@ var commands = function(dbot) {
             var moduleName = event.params[1];
             if(_.include(moduleNames, moduleName)) {
                 var moduleDir = '../' + moduleName + '/';
-                var cacheKey = require.resolve(moduleDir + moduleName);
-                delete require.cache[cacheKey];
+                try {
+                    var cacheKey = require.resolve(moduleDir + moduleName);
+                    delete require.cache[cacheKey];
+                } catch(err) { }
                 dbot.config.moduleNames = _.without(dbot.config.moduleNames, moduleName);
                 dbot.reloadModules();
 

From 3dd24e832d941aa9f7341fe1bba70c96e64e8363 Mon Sep 17 00:00:00 2001
From: John Maguire <jmaguire2013@gmail.com>
Date: Wed, 20 Mar 2013 19:34:55 -0400
Subject: [PATCH 2/2] add check to make sure module exists before attempting to
 load it

---
 run.js | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/run.js b/run.js
index d6237fc..69dc02b 100644
--- a/run.js
+++ b/run.js
@@ -155,9 +155,16 @@ DBot.prototype.reloadModules = function() {
     this.instance.removeListeners();
 
     moduleNames.each(function(name) {
+        this.status[name] = true;
+
         var moduleDir = './modules/' + name + '/';
-        var cacheKey = require.resolve(moduleDir + name);
-        delete require.cache[cacheKey];
+        try {
+            var cacheKey = require.resolve(moduleDir + name);
+            delete require.cache[cacheKey];
+        } catch(err) {
+            this.status[name] = 'Error loading module: ' + err + ' ' + err.stack.split('\n')[2].trim();
+            return;
+        }
 
         try {
             var webKey = require.resolve(moduleDir + 'web');
@@ -167,8 +174,6 @@ DBot.prototype.reloadModules = function() {
             delete require.cache[webKey];
         }
 
-        this.status[name] = true;
-
         try {
             // Load the module config data
             var config = {};