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Versions: 14
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Contents
require 'gherkin_lint/linter'
module GherkinLint
# service class to lint for unused variables
class UnusedVariable < Linter
def lint
scenarios do |file, feature, scenario|
next unless scenario.key? :examples
scenario[:examples].each do |example|
next unless example.key? :tableHeader
example[:tableHeader][:cells].map { |cell| cell[:value] }.each do |variable|
references = [reference(file, feature, scenario)]
add_error(references, "'<#{variable}>' is unused") unless used?(variable, scenario)
end
end
end
end
def used?(variable, scenario)
variable = "<#{variable}>"
return false unless scenario.key? :steps
scenario[:steps].each do |step|
return true if step[:text].include? variable
next unless step.include? :argument
return true if used_in_docstring?(variable, step)
return true if used_in_table?(variable, step)
end
false
end
def used_in_docstring?(variable, step)
step[:argument][:type] == :DocString && step[:argument][:content].include?(variable)
end
def used_in_table?(variable, step)
return false unless step[:argument][:type] == :DataTable
step[:argument][:rows].each do |row|
row[:cells].each { |value| return true if value[:value].include?(variable) }
end
false
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems