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require 'cucumber/core/gherkin/writer/helpers'
require 'cucumber/core/gherkin/document'
module Cucumber
module Core
module Gherkin
module Writer
NEW_LINE = ''
def gherkin(uri = nil, &source)
uri ||= 'features/test.feature'
builder = Gherkin.new(uri, &source)
builder.build
end
class Gherkin
def initialize(uri, &source)
@uri, @source = uri, source
end
def comment(line)
comment_lines << "# #{line}"
end
def comment_lines
@comment_lines ||= []
end
def feature(*args, &source)
@feature = Feature.new(comment_lines, *args).tap do |builder|
builder.instance_exec(&source) if source
end
self
end
def build
instance_exec(&@source)
Document.new(@uri, @feature.build.join("\n"))
end
end
class Feature
include HasElements
include HasOptionsInitializer
include HasDescription
include Indentation.level(0)
default_keyword 'Feature'
elements :background, :scenario, :scenario_outline
def build(source = [])
elements.inject(source + statements) { |acc, el| el.build(acc) + [NEW_LINE] }
end
private
def language
options[:language]
end
def statements
prepare_statements language_statement,
comments_statement,
tag_statement,
name_statement,
description_statement,
NEW_LINE
end
def language_statement
"# language: #{language}" if language
end
end
class Background
include HasElements
include HasOptionsInitializer
include HasDescription
include Indentation.level 2
default_keyword 'Background'
elements :step
private
def statements
prepare_statements comments_statement, tag_statement, name_statement, description_statement
end
end
class Scenario
include HasElements
include HasOptionsInitializer
include HasDescription
include Indentation.level 2
default_keyword 'Scenario'
elements :step
private
def statements
prepare_statements comments_statement,
tag_statement,
name_statement,
description_statement
end
end
class ScenarioOutline
include HasElements
include HasOptionsInitializer
include HasDescription
include Indentation.level 2
default_keyword 'Scenario Outline'
elements :step, :examples
private
def statements
prepare_statements comments_statement, tag_statement, name_statement, description_statement
end
end
class Step
include HasElements
include HasOptionsInitializer
include Indentation.level 4
default_keyword 'Given'
elements :table
def doc_string(string, content_type='')
elements << DocString.new(string, content_type)
end
private
def statements
prepare_statements comments_statement, name_statement
end
def name_statement
"#{keyword} #{name}"
end
end
class Table
include Indentation.level(6)
include HasRows
def initialize(*)
end
def build(source)
source + statements
end
private
def statements
row_statements
end
end
class DocString
include Indentation.level(6)
attr_reader :strings, :content_type
private :strings, :content_type
def initialize(string, content_type)
@strings = string.split("\n").map(&:strip)
@content_type = content_type
end
def build(source)
source + statements
end
private
def statements
prepare_statements doc_string_statement
end
def doc_string_statement
[
%["""#{content_type}],
strings,
'"""'
]
end
end
class Examples
include HasOptionsInitializer
include HasRows
include HasDescription
include Indentation.level(4)
default_keyword 'Examples'
def build(source)
source + statements
end
private
def statements
prepare_statements NEW_LINE,
comments_statement,
tag_statement,
name_statement,
description_statement,
row_statements(2)
end
end
end
end
end
end
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