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: / usr / share / ruby / vendor_ruby / puppet / module_tool / errors /
Filename : upgrader.rb
back
module Puppet::ModuleTool::Errors

  class UpgradeError < ModuleToolError
    def initialize(msg)
      @action = :upgrade
      super
    end
  end

  class VersionAlreadyInstalledError < UpgradeError
    attr_reader :newer_versions

    def initialize(options)
      @module_name       = options[:module_name]
      @requested_version = options[:requested_version]
      @installed_version = options[:installed_version]
      @dependency_name   = options[:dependency_name]
      @newer_versions    = options[:newer_versions]
      @possible_culprits = options[:possible_culprits]
      super "Could not upgrade '#{@module_name}'; more recent versions not found"
    end

    def multiline
      message = []
      message << "Could not upgrade module '#{@module_name}' (#{vstring})"
      if @newer_versions.empty?
        message << "  The installed version is already the latest version matching #{vstring}"
      else
        message << "  There are #{@newer_versions.length} newer versions"
        message << "    No combination of dependency upgrades would satisfy all dependencies"
        unless @possible_culprits.empty?
          message << "    Dependencies will not be automatically upgraded across major versions"
          message << "    Upgrading one or more of these modules may permit the upgrade to succeed:"
          @possible_culprits.each do |name|
            message << "    - #{name}"
          end
        end
      end
      message << "    Use `puppet module upgrade --force` to upgrade only this module"
      message.join("\n")
    end
  end

  class DowngradingUnsupportedError < UpgradeError
    def initialize(options)
      @module_name    = options[:module_name]
      @requested_version = options[:requested_version]
      @installed_version = options[:installed_version]
      @conditions        = options[:conditions]
      @action            = options[:action]

      super "Could not #{@action} '#{@module_name}' (#{vstring}); downgrades are not allowed"
    end

    def multiline
      message = []
      message << "Could not #{@action} module '#{@module_name}' (#{vstring})"
      message << "  Downgrading is not allowed."

      message.join("\n")
    end
  end
end