lib/zip2tz.rb in zip2tz-0.1.0 vs lib/zip2tz.rb in zip2tz-0.1.1

@@ -28,10 +28,12 @@
     America/Kentucky/Monticello
     America/North_Dakota/Center
     America/Yakutat
   )
 
-  MAP = JSON.parse(File.read('data/map.json'))
+  MAP_PATH = Pathname.new(__dir__).parent.join('data', 'map.json')
+
+  MAP = JSON.parse(MAP_PATH.read)
 
   def self.lookup(zip)
     zip = zip.to_s
     raise '5 digits required' if zip !~ /\A\d{5}/
     fetch(MAP, *zip.chars.first(5).map(&:to_i))