lib/tck/lambdas/aws_function.rb in tck-lambdas-0.3.3 vs lib/tck/lambdas/aws_function.rb in tck-lambdas-0.3.4

@@ -11,20 +11,31 @@
       def self.tmpdir
         @tmpdir ||= Dir.tmpdir + "/tck-lambdas"
       end
 
       def self.yaml
-        @yaml ||= File.exist?('.lambdas.yml') ? YAML.load_file('.lambdas.yml') : nil
+        if File.exist?('.lambdas.yml')
+          current_timestamp = File.mtime('.lambdas.yml')
+          if @timestamp == current_timestamp
+            @yaml
+          else
+            @timestamp = current_timestamp
+            @yaml = YAML.load_file('.lambdas.yml')
+          end
+        else
+          {}
+        end
       end
 
       def self.clean_tmps!
         FileUtils.mkdir_p tmpdir
         FileUtils.rm_rf Dir.glob("#{tmpdir}/*")
       end
 
       def initialize(name)
         @name = name.to_s
-        @conf = yaml ? yaml[@name] : {}
+        @conf = yaml && yaml[@name] || {}
+        @timestamp = nil
       end
 
       def function_name
         @conf['function-name'] || name
       end