Added aliases for method access

Improved efficiency of empty?

Author: ianunruh

lib/ref/abstract_reference_key_map.rb

@@ -32,6 +32,8 @@ def [](key)
       @values[rkey] if rkey
     end
 
+    alias_method :get, :[]
+
     # Add a key/value to the map.
     def []=(key, value)
       ObjectSpace.define_finalizer(key, @reference_cleanup)
@@ -41,6 +43,8 @@ def []=(key, value)
       end
     end
 
+    alias_method :put, :[]=
+
     # Remove the value associated with the key from the map.
     def delete(key)
       rkey = ref_key(key)
@@ -90,7 +94,7 @@ def merge!(other_hash)
 
     # The number of entries in the map
     def size
-      @references_to_keys_map.count do |rkey, ref|
+      @references_to_keys_map.count do |_, ref|
         ref.object
       end
     end
@@ -99,7 +103,11 @@ def size
 
     # True if there are entries that exist in the map
     def empty?
-      size == 0
+      @references_to_keys_map.each do |_, ref|
+        return false if ref.object
+      end
+
+      true
     end
 
     def inspect

lib/ref/abstract_reference_value_map.rb

@@ -33,6 +33,8 @@ def [](key)
       value
     end
 
+    alias_method :get, :[]
+
     # Add a key/value to the map.
     def []=(key, value)
       ObjectSpace.define_finalizer(value, @reference_cleanup)
@@ -49,6 +51,8 @@ def []=(key, value)
       value
     end
 
+    alias_method :put, :[]=
+
     # Remove the entry associated with the key from the map.
     def delete(key)
       ref = @references.delete(key)
@@ -104,7 +108,7 @@ def merge!(other_hash)
 
     # The number of entries in the map
     def size
-      @references.count do |key, ref|
+      @references.count do |_, ref|
         ref.object
       end
     end
@@ -113,7 +117,11 @@ def size
 
     # True if there are entries that exist in the map
     def empty?
-      size == 0
+      @references.each do |_, ref|
+        return false if ref.object
+      end
+
+      true
     end
 
     def inspect