Class: Cucumber::Parser::I18n::Language

Inherits:
Object
  • Object
show all
Defined in:
lib/cucumber/parser/i18n/language.rb

Constant Summary collapse

KEYWORD_KEYS = 
%w{name native encoding feature background scenario scenario_outline examples given when then but}
LANGUAGES = 
Hash.new{|h,k| h[k] = Language.new(k)}

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(lang) ⇒ Language

Returns a new instance of Language.



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# File 'lib/cucumber/parser/i18n/language.rb', line 35

def initialize(lang)
  @keywords = Cucumber::LANGUAGES[lang]
  raise "Language not supported: #{lang.inspect}" if @keywords.nil?
  @keywords['grammar_name'] = @keywords['name'].gsub(/\s/, '')
end

Class Method Details

.[](key) ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 10

def [](key)
  LANGUAGES[key]
end

.alias_step_definitions(keywords) ⇒ Object

:nodoc:



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# File 'lib/cucumber/parser/i18n/language.rb', line 14

def alias_step_definitions(keywords) #:nodoc:
  all_keywords = %w{given when then and but}.map{|keyword| keywords[keyword].split('|')}.flatten
  alias_steps(all_keywords)
end

.alias_steps(keywords) ⇒ Object

Sets up additional method aliases for Given, When and Then. This does not affect how feature files are parsed. If you want to create aliases in the parser, you have to do this in languages.yml. For example:

and: And|With



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# File 'lib/cucumber/parser/i18n/language.rb', line 25

def alias_steps(keywords)
  keywords.each do |adverb|
    StepMother.alias_adverb(adverb)
    World.alias_adverb(adverb)
  end
end

.inspect ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 50

def @parser.inspect
  "#<#{self.class.name}>"
end

Instance Method Details

#and_keywords ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 81

def and_keywords
  @keywords['and'].split('|')
end

#but_keywords ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 77

def but_keywords
  @keywords['but'].split('|')
end

#incomplete? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cucumber/parser/i18n/language.rb', line 69

def incomplete?
  KEYWORD_KEYS.detect{|key| @keywords[key].nil?}
end

#keywords(key, raw = false) ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 62

def keywords(key, raw=false)
  return @keywords[key] if raw
  return nil unless @keywords[key]
  values = @keywords[key].split('|')
  values.map{|value| "'#{value}'"}.join(" / ")
end

#parse(source, path, filter) ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 56

def parse(source, path, filter)
  feature = parser.parse_or_fail(source, path, filter)
  feature.language = self if feature
  feature
end

#parser ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 41

def parser
  return @parser if @parser
  i18n_tt = File.expand_path(File.dirname(__FILE__) + '/../i18n.tt')
  template = File.open(i18n_tt, Cucumber.file_mode('r')).read
  erb = ERB.new(template)
  grammar = erb.result(binding)
  Treetop.load_from_string(grammar)
  self.class.alias_step_definitions(@keywords)
  @parser = Parser::I18n.const_get("#{@keywords['grammar_name']}Parser").new
  def @parser.inspect
    "#<#{self.class.name}>"
  end
  @parser
end

#scenario_keyword ⇒ Object 



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# File 'lib/cucumber/parser/i18n/language.rb', line 73

def scenario_keyword
  @keywords['scenario'].split('|')[0] + ':'
end