lib/flea/environment.rb in flea-0.1.0 vs lib/flea/environment.rb in flea-0.1.1

@@ -1,38 +1,40 @@
+# frozen_string_literal: true
+
 module Flea
   class Environment
-    
-    attr_accessor :parent
-    
+    attr_accessor :parent, :table
+
     def initialize(parent = nil)
       @parent = parent
       @table = {}
       add_globals if @parent.nil?
     end
-    
+
     def has_variable?(name)
-      return true if @table.has_key?(name)
+      return true if @table.key?(name)
       return false if @parent.nil?
-      return @parent.has_variable?(name)
+
+      @parent.has_variable?(name)
     end
-    
+
     def find(name)
-      return @table[name] if @table.has_key?(name)
+      return @table[name] if @table.key?(name)
       return nil if @parent.nil?
-      return @parent.find(name)
+
+      @parent.find(name)
     end
-    
+
     def define(name, value)
       @table[name] = value
     end
-    
+
     private
-    
+
     def add_globals
-      @table.merge!({
-        :"#t" => true,
-        :"#f" => false
-      })
+      @table.merge!(
+        '#t': true,
+        '#f': false
+      )
     end
-    
   end
-end
\ No newline at end of file
+end