redis.rb in sc4ry-0.2.1

- old
+ new
@@ -1,66 +1,63 @@
+# frozen_string_literal: true
+
 module Sc4ry
-    module Backends
-        # Redis backend definition
-        class Redis
+  module Backends
+    # Redis backend definition
+    class Redis
+      # Constructor
+      # @param [Hash] config Config map
+      # @return [Sc4ry::Backends::Redis] a Redis backend
+      def initialize(config)
+        @auth = config.slice(:auth)[:auth]
+        @config = config.slice(:host, :port, :db)
+        @be = ::Redis.new @config
+        @be.auth(@auth) if @auth
+      end
 
-        # Constructor
-        # @param [Hash] config Config map 
-        # @return [Sc4ry::Backends::Redis] a Redis backend
-        def initialize(config)
-          @auth = config.slice(:auth)[:auth]
-          @config = config.slice(:host, :port, :db)
-          @be = ::Redis.new @config
-          @be.auth(@auth) if @auth
-        end
-  
-        # return the list of find records in backend for a specific pattern
-        # @return [Array] list of record (for all hostname if hostname is specified)
-        def list
-           return @be.keys('*').map(&:to_sym)
-        end
-  
-  
-        # return value of queried record
-        # @param key [Symbol] the name of the record
-        # @return [String] content value of record
-        def get(key:)
-          res = YAML.load(@be.get(key))
-          res[:exceptions].map! {|item|  item = Object.const_get(item) if item.class == String }
-          return res
-        end
-  
-        # defined and store value for specified key
-        # @param key [Symbol] :key the name of the record
-        # @param value [Symbol] :value the content value of the record
-        # @return [String] content value of record
-        def put(key: ,value:)
-          data = value.dup
-          data[:exceptions].map! {|item| item = item.name.to_s if item.class == Class }
-          @be.set key, data.to_yaml
-        end
-  
-        # delete a specific record
-        # @param key [Symbol] the name of the record
-        # @return [Boolean] status of the operation
-        def del(key: )
-          @be.del key
-        end
-  
-        # flush all records in backend
-        # @return [Boolean] status of the operation
-        def flush
-          @be.flushdb
-        end
-  
-        # verifiy a specific record existence
-        # @param key [Symbol] the name of the record
-        # @return [Boolean] presence of the record
-        def exist?(key: )
-          return ( not @be.get(key).nil?)
-        end
-      
-  
+      # return the list of find records in backend for a specific pattern
+      # @return [Array] list of record (for all hostname if hostname is specified)
+      def list
+        @be.keys('*').map(&:to_sym)
       end
-  
+
+      # return value of queried record
+      # @param key [Symbol] the name of the record
+      # @return [String] content value of record
+      def get(key:)
+        res = YAML.load(@be.get(key))
+        res[:exceptions].map! { |item| Object.const_get(item) if item.instance_of?(String) }
+        res
+      end
+
+      # defined and store value for specified key
+      # @param key [Symbol] :key the name of the record
+      # @param value [Symbol] :value the content value of the record
+      # @return [String] content value of record
+      def put(key:, value:)
+        data = value.dup
+        data[:exceptions].map! { |item| item.name.to_s if item.instance_of?(Class) }
+        @be.set key, data.to_yaml
+      end
+
+      # delete a specific record
+      # @param key [Symbol] the name of the record
+      # @return [Boolean] status of the operation
+      def del(key:)
+        @be.del key
+      end
+
+      # flush all records in backend
+      # @return [Boolean] status of the operation
+      def flush
+        @be.flushdb
+      end
+
+      # verifiy a specific record existence
+      # @param key [Symbol] the name of the record
+      # @return [Boolean] presence of the record
+      def exist?(key:)
+        !@be.get(key).nil?
+      end
     end
-end  
\ No newline at end of file
+  end
+end