Sha256: 0cdd6ea90f04046387689988872c5bd8246d0945372c50944e188bd0aa358346
Contents?: true
Size: 1.55 KB
Versions: 15
Compression:
Stored size: 1.55 KB
Contents
module Capistrano
class Configuration
class Question
def initialize(key, default, options={})
@key = key
@default = default
@options = options
end
def call
ask_question
value_or_default
end
private
attr_reader :key, :default, :options
def ask_question
$stdout.print question
$stdout.flush
end
def value_or_default
if response.empty?
default
else
response
end
end
def response
return @response if defined? @response
@response = (gets || "").chomp
end
def gets
return unless stdin.tty?
if echo?
stdin.gets
else
stdin.noecho(&:gets).tap { $stdout.print "\n" }
end
rescue Errno::EIO
# when stdio gets closed
return
end
def question
if prompt && default.nil?
I18n.t(:question_prompt, key: prompt, scope: :capistrano)
elsif prompt
I18n.t(:question_prompt_default, key: prompt, default_value: default, scope: :capistrano)
elsif default.nil?
I18n.t(:question, key: key, scope: :capistrano)
else
I18n.t(:question_default, key: key, default_value: default, scope: :capistrano)
end
end
def echo?
(options || {}).fetch(:echo, true)
end
def stdin
(options || {}).fetch(:stdin, $stdin)
end
def prompt
(options || {}).fetch(:prompt, nil)
end
end
end
end
Version data entries
15 entries across 15 versions & 2 rubygems