recursive remove unneeded single and double quotes from rails localization *.yml files

readme.markdown

Use:

1. first: for testing purpose - create folder and place replacer.rb to it.

2. second: create config/locales folder and place example.yml file to it.

3. initialize git, add files and commit:

    git init
    git add .
    git commit -m 'initial commit before tests'

4. run script:

    ruby replacer.rb

example.yml

# for testing - place its file inside config/locales in fake rails folder and run ruby replacer.rb from root of this.
en:
  test_yaml:
    test_1: ':'
    test_2: '{'
    test_3: '}'
    test_4: '['
    test_5: ']'
    test_6: ','
    test_7: '&'
    test_8: '*'
    test_9: '#'
    test_10: '?'
    test_11: '|'
    test_12: '-'
    test_13: '<'
    test_14: '>'
    test_15: '='
    test_16: '!'
    test_17: '%'
    test_18: '@'
    test_19: '\'
    test_20: '`'
    test_21: '/'
    test_22: 'inside : string'
    test_23: 'inside { string'
    test_24: 'inside } string'
    test_25: 'inside [ string'
    test_26: 'inside ] string'
    test_27: 'inside , string'
    test_28: 'inside & string'
    test_29: 'inside * string'
    test_30: 'inside # string'
    test_31: 'inside ? string'
    test_32: 'inside | string'
    test_33: 'inside - string'
    test_34: 'inside < string'
    test_35: 'inside > string'
    test_36: 'inside = string'
    test_37: 'inside ! string'
    test_38: 'inside % string'
    test_39: 'inside @ string'
    test_40: 'inside \ string'
    test_41: 'inside ` string'
    test_42: 'inside / string'
    test_43: ': at begin of string'
    test_44: '{ at begin of string'
    test_45: '} at begin of string'
    test_46: '[ at begin of string'
    test_47: '] at begin of string'
    test_48: ', at begin of string'
    test_49: '& at begin of string'
    test_50: '* at begin of string'
    test_51: '# at begin of string'
    test_52: '? at begin of string'
    test_53: '| at begin of string'
    test_54: '- at begin of string'
    test_55: '< at begin of string'
    test_56: '> at begin of string'
    test_57: '= at begin of string'
    test_58: '! at begin of string'
    test_59: '% at begin of string'
    test_60: '@ at begin of string'
    test_61: '\ at begin of string'
    test_62: '` at begin of string'
    test_63: '/ at begin of string'
    test_64: 'at end of string :'
    test_65: 'at end of string {'
    test_66: 'at end of string }'
    test_67: 'at end of string ['
    test_68: 'at end of string ]'
    test_69: 'at end of string ,'
    test_70: 'at end of string &'
    test_71: 'at end of string *'
    test_72: 'at end of string #'
    test_73: 'at end of string ?'
    test_74: 'at end of string |'
    test_75: 'at end of string -'
    test_76: 'at end of string <'
    test_77: 'at end of string >'
    test_78: 'at end of string ='
    test_79: 'at end of string !'
    test_80: 'at end of string %'
    test_81: 'at end of string @'
    test_82: 'at end of string \'
    test_83: 'at end of string `'
    test_84: 'at end of string /'
    test_85: '%{param}'
    test_86: '%{param} at begin'
    test_87: 'at end %{param}'
    test_88: 'insinde %{param} string'

replacer.rb

#!/usr/bin/env ruby

system 'git add .'
system 'git commit -m "This is safe commit before making all changes."'

regexps = []
fs_1 = ':{}[],&*#?|-<>=!%@\`/'.split(//).map{|s|"\\"+s}.join
# 1. strings containing only those symbols: :{}[],&*#?|-<>=!%@\`/
regexps << "(?<=:)\s+[\"\']([^#{fs_1}])[\"\']$"
# 2. strings, which containing any symbols, within '#:' inside
regexps << "(?<=:)\s+[\"\']([^#{fs_1}][^#:]+)[\"\']$"

file_list = Dir.glob("config/locales/**/*")
file_list.each do |file_name|
  next if File.directory?(file_name)
  text = File.read(file_name)
  new_contents = text
  regexps.each do |r|
    regexp = Regexp.new r
    new_contents = new_contents.gsub(regexp, ' \1')
  end
  File.open(file_name, "w") {|file| file.puts new_contents }
end

exec 'git diff @~'