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# frozen_string_literal: true
module Tooling
module Danger
class OutdatedTodo
TODOS_GLOBS = %w[
.rubocop_todo/**/*.yml
spec/support/rspec_order_todo.yml
].freeze
def initialize(filenames, context:, todos: TODOS_GLOBS, allow_fail: false)
@filenames = filenames
@context = context
@todos_globs = todos
@allow_fail = allow_fail
end
def check
filenames.each do |filename|
check_filename(filename)
end
end
private
attr_reader :filenames, :context, :allow_fail
def check_filename(filename)
mentions = all_mentions_for(filename)
return if mentions.empty?
message = <<~MESSAGE
`#{filename}` was removed but is mentioned in:
#{mentions.join("\n")}
MESSAGE
if allow_fail
context.fail message
else
context.warn message
end
end
def all_mentions_for(filename)
todos
.filter_map { |todo| mentioned_lines(filename, todo) }
.flatten
.map { |todo| "- `#{todo}`" }
end
def mentioned_lines(filename, todo)
File
.foreach(todo)
.with_index(1)
.select { |text, _line| text.match?(/.*#{filename}.*/) }
.map { |_text, line| "#{todo}:#{line}" }
end
def todos
@todos ||= @todos_globs.flat_map { |value| Dir.glob(value) }
end
end
end
end
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