lib/sprockets/errors.rb
# Define some basic Sprockets error classes module Sprockets class Error < StandardError; end class ArgumentError < Error; end class CircularDependencyError < Error; end class ContentTypeMismatch < Error; end class EncodingError < Error; end class FileNotFound < Error; end class FileOutsidePaths < Error; end module EngineError attr_accessor :sprockets_annotation def message [super, sprockets_annotation].compact.join("\n") end end end