Class: Gherkin::Stream::GherkinEvents

Inherits:
Object
  • Object
show all
Defined in:
lib/gherkin/stream/gherkin_events.rb

Instance Method Summary collapse

Constructor Details

#initialize(options, language = 'en') ⇒ GherkinEvents

Returns a new instance of GherkinEvents.



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# File 'lib/gherkin/stream/gherkin_events.rb', line 8

def initialize(options, language='en')
  @options = options
  @parser = Gherkin::Parser.new
  @compiler = Gherkin::Pickles::Compiler.new
  @language = language
end

Instance Method Details

#enum(source_event) ⇒ Object 



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# File 'lib/gherkin/stream/gherkin_events.rb', line 15

def enum(source_event)
  Enumerator.new do |y|
    uri = source_event[:uri]
    source = source_event[:data]
    begin
      gherkin_document = @parser.parse(source, TokenMatcher.new(@language))

      if (@options[:print_source])
        y.yield source_event
      end
      if (@options[:print_ast])
        y.yield({
          type: 'gherkin-document',
          uri: uri,
          document: gherkin_document
        })
      end
      if (@options[:print_pickles])
        pickles = @compiler.compile(gherkin_document)
        pickles.each do |pickle|
          y.yield({
            type: 'pickle',
            uri: uri,
            pickle: pickle
          })
        end
      end
    rescue Gherkin::CompositeParserException => e
      yield_errors(y, e.errors, uri)
    rescue Gherkin::ParserError => e
      yield_errors(y, [e], uri)
    end
  end
end

#yield_errors(y, errors, uri) ⇒ Object 



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# File 'lib/gherkin/stream/gherkin_events.rb', line 50

def yield_errors(y, errors, uri)
  errors.each do |error|
    y.yield({
      type: 'attachment',
      source: {
        uri: uri,
        start: {
          line: error.location[:line],
          column: error.location[:column]
        }
      },
      data: error.message,
      media: {
        encoding: 'utf-8',
        type: 'text/x.cucumber.stacktrace+plain'
      }
    })
  end
end