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Contents
require 'highline'
# work around problem where HighLine detects an eof on $stdin and raises an
# error.
HighLine.track_eof = false
module Capistrano
class CLI
module UI
def self.included(base) #:nodoc:
base.extend(ClassMethods)
end
module ClassMethods
# Return the object that provides UI-specific methods, such as prompts
# and more.
def ui
@ui ||= HighLine.new
end
# Prompt for a password using echo suppression.
def password_prompt(prompt="Password: ")
ui.ask(prompt) { |q| q.echo = false }
end
# Debug mode prompt
def debug_prompt(cmd)
ui.say("Preparing to execute command: #{cmd}")
prompt = "Execute ([Yes], No, Abort) "
ui.ask("#{prompt}? ") do |q|
q.overwrite = false
q.default = 'y'
q.validate = /(y(es)?)|(no?)|(a(bort)?|\n)/i
q.responses[:not_valid] = prompt
end
end
end
end
end
end
Version data entries
21 entries across 21 versions & 2 rubygems