array_diff.rb in eco-helpers-2.5.3

- old
+ new

@@ -32,18 +32,19 @@
             @compared_attrs ||= []
             @compared_attrs
           end
         end
 
+        include Eco::Language::AuxiliarLogger
+
         attr_reader :source1, :source2
         attr_reader :src_h1,  :src_h2
-        attr_reader :logger
 
         class_resolver :diff_result_class, "Eco::Data::Hash::DiffResult"
 
-        def initialize(source1, source2, logger: ::Logger.new(IO::NULL), **kargs)
-          @logger  = logger
+        def initialize(source1, source2, logger: nil, **kargs)
+          @logger  = logger if logger
           @options = kargs
           @source1 = source1
           @source2 = source2
           @src_h1  = by_key(source1)
           @src_h2  = by_key(source2)
@@ -82,11 +83,12 @@
         # It pairs the hashes of `source1` and `source2`
         # @note
         #   - It also ensures they are in their Hash form (with string keys)
         #   - This will merge entries of the same source that hold the same `key` attr value (latest wins)
         def paired_sources
-          keys1 = src_h1.keys; keys2 = src_h2.keys
+          keys1    = src_h1.keys
+          keys2    = src_h2.keys
           all_keys = keys1 | keys2
           all_keys.map {|key| [src_h1[key], src_h2[key]]}
         end
 
         def key
@@ -147,14 +149,18 @@
             sample = content.to_a.first
             case sample
             when Hash, Array, ::CSV::Row
               Eco::CSV::Table.new(content).to_array_of_hashes
             else
-              logger.error("Input content 'Array' of '#{sample.class}' is not supported.")
+              log(:error) {
+                "Input content 'Array' of '#{sample.class}' is not supported."
+              }
               exit(1)
             end
           else
-            logger.error("Could not obtain any data out content: '#{content.class}'")
+            log(:error) {
+              "Could not obtain any data out content: '#{content.class}'"
+            }
             exit(1)
           end
         end
       end
     end