def tools_path_identifier(path)
      path_identifier = rvm(:tools, "path-identifier", path.to_s)
      if path_identifier.exit_status == 2
        error_message = "The rvmrc located in '#{path}' could not be loaded, likely due to trust mechanisms."
        error_message << " Please run 'rvm rvmrc {trust,untrust} \"#{path}\"' to continue, or set rvm_trust_rvmrcs_flag to 1."
        raise ErrorLoadingRVMRC, error_message
      end
      return normalize(path_identifier.stdout)
    end
def tools_path_identifier(path)
      path_identifier = rvm(:tools, "path-identifier", path.to_s)
      if path_identifier.exit_status == 2
        error_message = "The rvmrc located in '#{path}' could not be loaded, likely due to trust mechanisms."
        error_message << " Please run 'rvm rvmrc {trust,untrust} \"#{path}\"' to continue, or set rvm_trust_rvmrcs_flag to 1."
        raise ErrorLoadingRVMRC, error_message
      end
      return normalize(path_identifier.stdout)
    end
Gets the identifier after cd'ing to a path, no destructive.