Rakefile in phonetics-1.5.4 vs Rakefile in phonetics-1.8.0

@@ -3,26 +3,37 @@
 require 'bundler/gem_tasks'
 require 'rake/extensiontask'
 require 'rspec/core/rake_task'
 require 'rubocop/rake_task'
 
+EXT_PATH = 'ext/c_levenshtein'
+
 Rake::ExtensionTask.new('c_levenshtein') do |extension|
-  extension.ext_dir = 'ext/c_levenshtein'
+  extension.ext_dir = EXT_PATH
   extension.lib_dir = 'lib/phonetics'
 end
 
-PHONETIC_COST_C_EXTENSION = File.expand_path('ext/c_levenshtein/phonetic_cost.c', __dir__)
+PHONETIC_COST_C_EXTENSION = File.join(EXT_PATH, 'phonetic_cost.c')
+NEXT_PHONEME_LENGTH_C_EXTENSION = File.join(EXT_PATH, 'next_phoneme_length.c')
 
-namespace :compile do
-  desc 'Write phonetic_cost.c using Phonetic values'
-  task :phonetic_cost do
-    require_relative './lib/phonetics'
-    file = File.open(PHONETIC_COST_C_EXTENSION, 'w')
-    Phonetics.generate_phonetic_cost_c_code(file)
-    puts "Wrote #{PHONETIC_COST_C_EXTENSION}"
-  end
+require_relative './lib/phonetics/code_generator'
+
+desc 'Write phonetic_cost.c using Phonetic values'
+task PHONETIC_COST_C_EXTENSION do
+  file = File.open(PHONETIC_COST_C_EXTENSION, 'w')
+  Phonetics::CodeGenerator.new(file).generate_phonetic_cost_c_code
+  puts "Wrote #{PHONETIC_COST_C_EXTENSION}"
 end
-task compile: 'compile:phonetic_cost'
+
+desc 'Write phonemes.c using a lookup table of byte arrays'
+task NEXT_PHONEME_LENGTH_C_EXTENSION do
+  file = File.open(NEXT_PHONEME_LENGTH_C_EXTENSION, 'w')
+  Phonetics::CodeGenerator.new(file).generate_next_phoneme_length_c_code
+  puts "Wrote #{NEXT_PHONEME_LENGTH_C_EXTENSION}"
+end
+
+task compile: PHONETIC_COST_C_EXTENSION
+task compile: NEXT_PHONEME_LENGTH_C_EXTENSION
 
 RSpec::Core::RakeTask.new(:spec)
 
 RuboCop::RakeTask.new