compatibility.rb in prawn-icon-3.0.0

- old
+ new

@@ -7,18 +7,26 @@
 # This is free software. Please see the LICENSE and COPYING files for details.
 
 module Prawn
   class Icon
     class Compatibility
+      # @deprecated Use {Prawn::Icon::Compatibility.shims} instead
       SHIMS = YAML.load_file(
-        File.join(
-          Base::FONTDIR,
+        Prawn::Icon.configuration.font_directory.join(
           'fa4',
           'shims.yml'
         )
       ).freeze
 
+      class << self
+        def shims
+          @shims ||= YAML.load_file(
+            Icon.configuration.font_directory.join('fa4', 'shims.yml').to_s
+          )
+        end
+      end
+
       attr_accessor :key
 
       def initialize(opts = {})
         self.key = opts.fetch(:key)
       end
@@ -34,11 +42,11 @@
       end
 
       private
 
       def map
-        SHIMS.fetch(key) do
+        self.class.shims.fetch(key) do
           # FontAwesome shim metadata assumes "fas" as the default
           # font family if not explicity referenced.
           "fas-#{key.sub(/fa-/, '')}"
         end
       end
@@ -46,10 +54,10 @@
       def warning(new_key, old_key, io)
         io.puts <<-DEPRECATION
 [Prawn::Icon - DEPRECATION WARNING]
   FontAwesome 4 icon was referenced as '#{old_key}'.
   Use the FontAwesome 5 icon '#{new_key}' instead.
-  This compatibility layer will be removed in Prawn::Icon 3.0.0.
+  This compatibility layer will be removed in Prawn::Icon 4.0.0.
 DEPRECATION
       end
     end
   end
 end