Sha256: 37a1e0dc8dac0415289e3653d8c542771b4951bd2f59c7a9465c51b6fc0d285f
Contents?: true
Size: 1.32 KB
Versions: 15
Compression:
Stored size: 1.32 KB
Contents
module Jax::Generators::Actions
def prompt_yn(message, options = {})
yn = ask(message).downcase[0]
throw :aborted, "Aborted by user." if yn != ?y
end
def menu(items, options = {})
min = 1
if options[:allow_all]
say_option 0, "All candidates"
min = 0
end
items.each_with_index do |item, index|
say_option index+1, item
end
which = menu_choice(:min => min, :max => items.length)
if which == -1
items.each_with_index { |item, index| yield item, index }
else
yield items[which], which
end
end
def menu_choice(*args)
options = args.extract_options!
caption, addl_caption = *args
caption = "Please select an option, or press ctrl+c to cancel >" unless caption
which = ask("#{addl_caption}#{caption}")
sel = which.to_i
# if sel.to_s != which then which is non-numeric
if sel.to_s != which || options[:min] && sel < options[:min] || options[:max] && sel > options[:max]
menu_choice(caption, "Invalid choice. ")
else
sel - 1
end
end
def say_option(which, caption)
say "\t#{which}\t: #{caption}"
end
def overwrite(path)
path = path.to_s
if File.exist? path
prompt_yn "Path '#{path}' already exists! Delete it?"
FileUtils.rm_rf path
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems