Contents

module ActiveAdmin
  class Error < RuntimeError
  end

  class ErrorLoading < Error
    # Locates the most recent file and line from the caught exception's backtrace.
    def find_cause(folder, backtrace)
      backtrace.grep(/\/(#{folder}\/.*\.rb):(\d+)/){ [$1, $2] }.first
    end
  end

  class DatabaseHitDuringLoad < ErrorLoading
    def initialize(exception)
      file, line = find_cause(:app, exception.backtrace)

      super "Your file, #{file} (line #{line}), caused a database error while Active Admin was loading. This " +
            "is most common when your database is missing or doesn't have the latest migrations applied. To " +
            "prevent this error, move the code to a place where it will only be run when a page is rendered. " +
            "Original error message: #{exception.message}"
    end
  end
end

Version data entries

5 entries across 5 versions & 2 rubygems

Version	Path
active_administration-0.0.3	lib/active_admin/error.rb
activeadministration-0.0.2	lib/active_admin/error.rb
active_administration-0.0.2	lib/active_admin/error.rb
activeadministration-0.0.1	lib/active_admin/error.rb
active_administration-0.0.1	lib/active_admin/error.rb