lib/fog/vsphere/core.rb in fog-1.21.0 vs lib/fog/vsphere/core.rb in fog-1.22.0

@@ -11,7 +11,30 @@
       class NotFound < ServiceError; end
     end
 
     service(:compute, 'Compute')
 
+    # This helper was originally added as Fog.class_as_string and moved to core but only used here
+    def self.class_from_string classname, defaultpath=""
+      if classname and classname.is_a? String then
+        chain = classname.split("::")
+        klass = Kernel
+        chain.each do |klass_string|
+          klass = klass.const_get klass_string
+        end
+        if klass.is_a? Class then
+          klass
+        elsif defaultpath != nil then
+          class_from_string((defaultpath.split("::")+chain).join("::"), nil)
+        else
+          nil
+        end
+      elsif classname and classname.is_a? Class then
+        classname
+      else
+        nil
+      end
+    rescue NameError
+      defaultpath != nil ? class_from_string((defaultpath.split("::")+chain).join("::"), nil) : nil
+    end
   end
 end