class Puppet::ModuleTool::Errors::VersionAlreadyInstalledError

# File lib/puppet/module_tool/errors/upgrader.rb, line 11
def initialize(options)
  @module_name       = options[:module_name]
  @requested_version = options[:requested_version]
  @installed_version = options[:installed_version]
  @dependency_name   = options[:dependency_name]
  @conditions        = options[:conditions]
  super "Could not upgrade '#{@module_name}'; module is not installed"
end

# File lib/puppet/module_tool/errors/upgrader.rb, line 20
def multiline
  message = []
  message << "Could not upgrade module '#{@module_name}' (#{vstring})"
  if @conditions.length == 1 && @conditions.last[:version].nil?
    message << "  The installed version is already the latest version"
  else
    message << "  The installed version is already the best fit for the current dependencies"
    message += @conditions.select { |c| c[:module] == :you && c[:version] }.map do |c|
      "    You specified '#{@module_name}' (#{v(c[:version])})"
    end
    message += @conditions.select { |c| c[:module] != :you }.sort_by { |c| c[:module] }.map do |c|
       "    '#{c[:module]}' (#{v(c[:version])}) requires '#{@module_name}' (#{v(c[:dependency])})"
    end
  end
  message << "    Use `puppet module install --force` to re-install this module"
  message.join("\n")
end