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module Vagrant
module Action
module Builtin
# This class asks the user to confirm some sort of question with
# a "Y/N" question. The only parameter is the text to ask the user.
# The result is placed in `env[:result]` so that it can be used
# with the {Call} class.
class Confirm
# For documentation, read the description of the {Confirm} class.
#
# @param [String] message The message to ask the user.
# @param [Symbol] force_key The key that if present and true in
# the environment hash will skip the confirmation question.
def initialize(app, env, message, force_key=nil, **opts)
@app = app
@message = message
@force_key = force_key
@allowed = opts[:allowed]
end
def call(env)
choice = nil
# If we have a force key set and we're forcing, then set
# the result to "Y"
choice = "Y" if @force_key && env[@force_key]
if !choice
while true
# If we haven't chosen yes, then ask the user via TTY
choice = env[:ui].ask(@message)
# If we don't have an allowed set just exit
break if !@allowed
break if @allowed.include?(choice)
end
end
# The result is only true if the user said "Y"
env[:result] = choice && choice.upcase == "Y"
env["#{@force_key}_result".to_sym] = env[:result]
@app.call(env)
end
end
end
end
end
Version data entries
63 entries across 56 versions & 8 rubygems