Current File : //opt/cpanel/ea-ruby27/root/usr/share/passenger/phusion_passenger/utils/progress_bar.rb
# Phusion Passenger - https://www.phusionpassenger.com/
# Copyright (c) 2014-2017 Phusion Holding B.V.
#
# "Passenger", "Phusion Passenger" and "Union Station" are registered
# trademarks of Phusion Holding B.V.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
module PhusionPassenger
class ProgressBar
THROBBLER = ["-", "\\", "|", "/", "-"]
def initialize(output = STDOUT)
@output = output
@tty = output.tty?
@throbbler_index = 0
end
def set(percentage)
if @tty
width = (percentage * 50).to_i
bar = "*" * width
space = " " * (50 - width)
text = sprintf("[%s%s] %s", bar, space, THROBBLER[@throbbler_index])
@throbbler_index = (@throbbler_index + 1) % THROBBLER.size
@output.write("#{text}\r")
@output.flush
else
@output.write(".")
@output.flush
end
end
def finish
@output.write("\n")
@output.flush
end
end
end # module PhusionPassenger
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