Class: Cucumber::FeatureFile

Inherits:
Object
  • Object
show all
Defined in:
lib/cucumber/feature_file.rb

Constant Summary collapse

FILE_COLON_LINE_PATTERN =

:nodoc:

/^([\w\W]*?):([\d:]+)$/
LANGUAGE_PATTERN =

:nodoc:

/language:\s*(.*)/

Instance Method Summary collapse

Constructor Details

#initialize(uri, source = nil) ⇒ FeatureFile

The uri argument is the location of the source. It can be a path or a path:line1:line2 etc. If source is passed, uri is ignored.



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# File 'lib/cucumber/feature_file.rb', line 13

def initialize(uri, source=nil)
  @source = source
  _, @path, @lines = *FILE_COLON_LINE_PATTERN.match(uri)
  if @path
    @lines = @lines.split(':').map { |line| line.to_i }
  else
    @path = uri
  end
end

Instance Method Details

#parse(configuration_filters, tag_counts) ⇒ Object

Parses a file and returns a Cucumber::Ast If configuration_filters contains any filters, the result will be filtered.



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# File 'lib/cucumber/feature_file.rb', line 26

def parse(configuration_filters, tag_counts)
  filters = @lines || configuration_filters

  builder             = Cucumber::Parser::GherkinBuilder.new
  filter_formatter    = filters.empty? ? builder : Gherkin::Formatter::FilterFormatter.new(builder, filters)
  tag_count_formatter = Gherkin::Formatter::TagCountFormatter.new(filter_formatter, tag_counts)
  parser              = Gherkin::Parser::Parser.new(tag_count_formatter, true, "root", false)

  begin
    parser.parse(source, @path, 0)
    ast = builder.ast
    return nil if ast.nil? # Filter caused nothing to match
    ast.language = parser.i18n_language
    ast.file = @path
    ast
  rescue Gherkin::Lexer::LexingError, Gherkin::Parser::ParseError => e
    e.message.insert(0, "#{@path}: ")
    raise e
  end
end

#source ⇒ Object 



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# File 'lib/cucumber/feature_file.rb', line 47

def source
  @source ||= if @path =~ /^http/
    require 'open-uri'
    open(@path).read
  else
    begin
      File.open(@path, Cucumber.file_mode('r')).read 
    rescue Errno::EACCES => e
      p = File.expand_path(@path)
      e.message << "\nCouldn't open #{p}"
      raise e
    end
  end
end