small fixes

lib/class_loader/class_loader.rb

@@ -72,20 +72,21 @@ def load namespace, const
       end
     end
 
-    # Dynamic class loading is not thread safe (known Ruby bug), to workaround it
-    # You can forcefully preload all Your classes in production when Your app starts.
-    def preload path
+    # Eagerly load all classes in paths.
+    def preload *paths
       monitor.synchronize do
-        Dir.glob("#{path}/**/*.rb").each do |class_path|
-          class_file_name = class_path.sub("#{path}/", '').sub(/\.rb$/, '')
-          require class_file_name
+        paths.each do |path|
+          Dir.glob("#{path}/**/*.rb").each do |class_path|
+            class_file_name = class_path.sub("#{path}/", '').sub(/\.rb$/, '')
+            require class_file_name
+          end
         end
       end
     end
 
     # Watch and reload files.
-    def watch path
-      watcher.paths << path
+    def watch *paths
+      paths.each{|path| watcher.paths << path}
       watcher.start
     end
 

lib/class_loader/watcher.rb

@@ -33,6 +33,7 @@ def check
               class_file_name = class_path.sub "#{path}/", ''
               warn "reloading #{class_file_name}"
               load class_file_name
+              files[class_path] = updated_at
             end
           else
             files[class_path] = updated_at

readme.md

@@ -1,4 +1,4 @@
-# Automatically find, load and reload classes
+# ClassLoader automatically finds, loads and reloads classes
 
 Suppose there's following directory structure:
 
@@ -8,7 +8,7 @@ Suppose there's following directory structure:
         /another_class.rb   # class SomeNamespace:AnotherClass; end
       /some_namespace.rb    # module SomeNamespace; end
 
-All these classes will be loaded automatically, on demand:
+All these classes will be loaded automatically:
 
 ``` ruby
 require 'class_loader'
@@ -17,24 +17,32 @@ SomeClass
 SomeNamespace::AnotherClass
 ```
 
-No need for require:
+No need for `require` or `autoload`:
 
 ``` ruby
 require 'some_class'
 require 'some_namespace'
 require 'some_namespace/another_class'
-```
-
-or autoload:
 
-``` ruby
 autoload :SomeClass,      'some_class'
 autoload :SomeNamespace,  'some_namespace'
 module SomeNamespace
   autoload :AnotherClass, 'some_namespace/another_class'
 end
 ```
 
+You can also tell it to watch and reload changes:
+
+``` ruby
+ClassLoader.watch 'my_app/lib'
+```
+
+Or preload classes eagerly:
+
+``` ruby
+ClassLoader.preload 'my_app/lib'
+```
+
 ## Installation
 
 	$ gem install class_loader