lib/ttfunk/table/kern.rb in ttfunk-1.5.1 vs lib/ttfunk/table/kern.rb in ttfunk-1.6.0

@@ -1,14 +1,17 @@
+# frozen_string_literal: true
+
 require_relative '../table'
 
 module TTFunk
   class Table
     class Kern < Table
       attr_reader :version
       attr_reader :tables
 
       def self.encode(kerning, mapping)
         return nil unless kerning.exists? && kerning.tables.any?
+
         tables = kerning.tables.map { |table| table.recode(mapping) }.compact
         return nil if tables.empty?
 
         [0, tables.length, tables.join].pack('nnA*')
       end