Class: GherkinLint::InvalidStepFlow

Inherits:
Linter
  • Object
show all
Defined in:
lib/gherkin_lint/linter/invalid_step_flow.rb

Overview

service class to lint for invalid step flow

Instance Attribute Summary

Attributes inherited from Linter

#issues

Instance Method Summary collapse

Methods inherited from Linter

#add_error, #add_warning, #backgrounds, descendants, #elements, #features, #files, #filled_scenarios, #filter_tag, #initialize, #line, #lint_files, #name, #reference, #render_step, #render_step_argument, #scenarios, #steps, #suppress, #suppress_tags, #tag?

Constructor Details

This class inherits a constructor from GherkinLint::Linter

Instance Method Details

#given_after_non_given(file, feature, scenario, steps) ⇒ Object 



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# File 'lib/gherkin_lint/linter/invalid_step_flow.rb', line 21

def given_after_non_given(file, feature, scenario, steps)
  last_step = steps.first
  steps.each do |step|
    references = [reference(file, feature, scenario, step)]
    description = 'Given after Action or Verification'
    add_error(references, description) if step[:keyword] == 'Given ' && last_step[:keyword] != 'Given '
    last_step = step
  end
end

#last_step_is_an_action(file, feature, scenario, steps) ⇒ Object 



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# File 'lib/gherkin_lint/linter/invalid_step_flow.rb', line 16

def last_step_is_an_action(file, feature, scenario, steps)
  references = [reference(file, feature, scenario, steps.last)]
  add_error(references, 'Last step is an action') if steps.last[:keyword] == 'When '
end

#lint ⇒ Object 



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# File 'lib/gherkin_lint/linter/invalid_step_flow.rb', line 6

def lint
  filled_scenarios do |file, feature, scenario|
    steps = scenario[:steps].select { |step| step[:keyword] != 'And ' && step[:keyword] != 'But ' }
    next if steps.empty?
    last_step_is_an_action(file, feature, scenario, steps)
    given_after_non_given(file, feature, scenario, steps)
    verification_before_action(file, feature, scenario, steps)
  end
end

#verification_before_action(file, feature, scenario, steps) ⇒ Object 



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# File 'lib/gherkin_lint/linter/invalid_step_flow.rb', line 31

def verification_before_action(file, feature, scenario, steps)
  steps.each do |step|
    break if step[:keyword] == 'When '
    references = [reference(file, feature, scenario, step)]
    add_error(references, 'Missing Action') if step[:keyword] == 'Then '
  end
end