environment.rb in openwferu-0.9.12.863

- old
+ new

@@ -27,13 +27,10 @@
 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 # POSSIBILITY OF SUCH DAMAGE.
 #++
-#
-# $Id: definitions.rb 2725 2006-06-02 13:26:32Z jmettraux $
-#
 
 #
 # "made in Japan"
 #
 # John Mettraux at openwfe.org
@@ -53,40 +50,54 @@
     class Environment < FlowExpression
         include Schedulable
 
         names :environment
 
-        attr_accessor \
-            :variables
+        attr_accessor :variables
 
         def initialize \
             (fei, parent, environment_id, application_context, attributes)
 
             super(fei, parent, environment_id, application_context, attributes)
 
             @variables = {}
         end
 
+        #
+        # Looks up for the value of a variable in this environment.
+        #
         def [] (key)
 
             value = @variables[key]
 
             return value \
                 if @variables.has_key?(key) or is_engine_environment?
 
             return get_parent[key] if @parent_id
 
-            return get_expression_pool.fetch_engine_environment[key]
+            get_expression_pool.fetch_engine_environment[key]
         end
 
+        #
+        # Binds a variable in this environment.
+        #
         def []= (key, value)
+
+            #ldebug do 
+            #    "#{fei.to_debug_s} []= "+
+            #    "'#{key}' => '#{value}' (#{value.class.name})"
+            #end
+
             synchronize do
 
                 @variables[key] = value
                 store_itself()
             end
         end
 
+        #
+        # Removes a variable from this environment.
+        #
         def delete (key)
             synchronize do
 
                 @variables.delete key
                 store_itself()