# File lib/sprockets/rails/helper.rb, line 184
        def check_errors_for(source, options)
          return unless self.raise_runtime_errors

          source = source.to_s
          return if source.blank? || source =~ URI_REGEXP

          asset = lookup_asset_for_path(source, options)

          if asset && asset_needs_precompile?(asset.logical_path, asset.pathname.to_s)
            raise AssetFilteredError.new(asset.logical_path)
          end

          full_prefix = File.join(self.assets_prefix || "/", '')
          if !asset && source.start_with?(full_prefix)
            short_path = source[full_prefix.size, source.size]
            if lookup_asset_for_path(short_path, options)
              raise AbsoluteAssetPathError.new(source, short_path, full_prefix)
            end
          end
        end