class RuboCop::Cop::Rails::FilePath
This cop is used to identify usages of file path joining process to use `Rails.root.join` clause.
@example
# bad Rails.root.join('app/models/goober') File.join(Rails.root, 'app/models/goober') "#{Rails.root}/app/models/goober" # good Rails.root.join('app', 'models', 'goober')
Constants
- MSG
Public Instance Methods
on_dstr(node)
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# File lib/rubocop/cop/rails/file_path.rb, line 31 def on_dstr(node) return unless rails_root_nodes?(node) register_offense(node) end
on_send(node)
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# File lib/rubocop/cop/rails/file_path.rb, line 36 def on_send(node) check_for_file_join_with_rails_root(node) check_for_rails_root_join_with_slash_separated_path(node) end
Private Instance Methods
check_for_file_join_with_rails_root(node)
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# File lib/rubocop/cop/rails/file_path.rb, line 43 def check_for_file_join_with_rails_root(node) return unless file_join_nodes?(node) return unless node.arguments.any? { |e| rails_root_nodes?(e) } register_offense(node) end
check_for_rails_root_join_with_slash_separated_path(node)
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# File lib/rubocop/cop/rails/file_path.rb, line 50 def check_for_rails_root_join_with_slash_separated_path(node) return unless rails_root_nodes?(node) return unless rails_root_join_nodes?(node) return unless node.arguments.any? { |arg| string_with_slash?(arg) } register_offense(node) end
register_offense(node)
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# File lib/rubocop/cop/rails/file_path.rb, line 62 def register_offense(node) line_range = node.loc.column...node.loc.last_column source_range = source_range(processed_source.buffer, node.loc.line, line_range) add_offense(node, location: source_range) end
string_with_slash?(node)
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# File lib/rubocop/cop/rails/file_path.rb, line 58 def string_with_slash?(node) node.str_type? && node.source =~ %r{/} end