Module: Haml::I18n::Extractor::Helpers::StringHelpers

Included in:
InterpolationHelper, TextFinder, TextReplacer, YamlWriter
Defined in:
lib/haml-i18n-extractor/helpers.rb

Constant Summary collapse

NOT_ALLOWED_IN_KEYNAME =

do not pollute the key space it will make it invalid yaml

%w( ~ ` ! @ # $ % ^ & * - ( ) , ? { } = ' " : ; \\ / . | > < [ ] )
LIMIT_KEY_NAME =

limit the number of chars

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Instance Method Summary collapse

Instance Method Details

#change_one_interpolation(str) ⇒ Object 



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# File 'lib/haml-i18n-extractor/helpers.rb', line 31

def change_one_interpolation(str)
  if interpolated?(str)
    scanner = StringScanner.new(str)
    scanner.scan_until(/\#{(.*?)}/)
    ret = "#{scanner.pre_match}"
    ret << "%{#{normalized_name(scanner.matched)}}"
    ret << "#{scanner.post_match}"
  else
    ret = str
  end
  ret
end

#html_comment?(txt) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/haml-i18n-extractor/helpers.rb', line 44

def html_comment?(txt)
  txt.match(/<!--/) || txt.match(/-->\s*$/)
end

#interpolated?(str) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/haml-i18n-extractor/helpers.rb', line 13

def interpolated?(str)
  str.match(/\#{/)
end

#link_to?(txt) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/haml-i18n-extractor/helpers.rb', line 48

def link_to?(txt)
  txt.match(/link_to/) || txt.match(/^\s*['"]/) # %element= 'foo'
end

#normalize_interpolation(str) ⇒ Object 



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# File 'lib/haml-i18n-extractor/helpers.rb', line 23

def normalize_interpolation(str)
  ret = change_one_interpolation(str)
  if ret && interpolated?(ret)
    ret = normalize_interpolation(ret)
  end
  ret
end

#normalized_name(str) ⇒ Object 



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# File 'lib/haml-i18n-extractor/helpers.rb', line 17

def normalized_name(str)
  NOT_ALLOWED_IN_KEYNAME.each{ |rm_me| str.gsub!(rm_me, "") }
  str = str.gsub(/\s+/, " ").strip
  str.downcase.tr(' ', '_')[0..LIMIT_KEY_NAME-1]
end