refine adj table

tonytonyjan · Sep 28, 2017 · 104c1af · 104c1af
1 parent 51983f6
commit 104c1af
Showing 1 changed file with 2 additions and 9 deletions.
diff --git a/lib/jaro_winkler/adjusting_table.rb b/lib/jaro_winkler/adjusting_table.rb
@@ -1,19 +1,12 @@
 module JaroWinkler
-  DEFAULT_ADJ_TABLE = Hash.new
+  DEFAULT_ADJ_TABLE = Hash.new{|h,k| h[k] = Hash.new(&h.default_proc)}
   [
     ['A', 'E'], ['A', 'I'], ['A', 'O'], ['A', 'U'], ['B', 'V'], ['E', 'I'], ['E', 'O'], ['E', 'U'], ['I', 'O'],
     ['I', 'U'], ['O', 'U'], ['I', 'Y'], ['E', 'Y'], ['C', 'G'], ['E', 'F'], ['W', 'U'], ['W', 'V'], ['X', 'K'],
     ['S', 'Z'], ['X', 'S'], ['Q', 'C'], ['U', 'V'], ['M', 'N'], ['L', 'I'], ['Q', 'O'], ['P', 'R'], ['I', 'J'],
     ['2', 'Z'], ['5', 'S'], ['8', 'B'], ['1', 'I'], ['1', 'L'], ['0', 'O'], ['0', 'Q'], ['C', 'K'], ['G', 'J'],
     ['E', ' '], ['Y', ' '], ['S', ' ']
-  ].each{ |s1, s2|
-    if not DEFAULT_ADJ_TABLE.has_key?(s1)
-      DEFAULT_ADJ_TABLE[s1] = Hash.new
-    end
-    if not DEFAULT_ADJ_TABLE.has_key?(s2)
-      DEFAULT_ADJ_TABLE[s2] = Hash.new
-    end
+  ].each { |s1, s2|
     DEFAULT_ADJ_TABLE[s1][s2] = DEFAULT_ADJ_TABLE[s2][s1] = true
   }
-  DEFAULT_ADJ_TABLE.default = Hash.new
 end