58 lines
2.0 KiB
Ruby
58 lines
2.0 KiB
Ruby
# Phusion Passenger - https://www.phusionpassenger.com/
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# Copyright (c) 2014-2025 Asynchronous B.V.
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#
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# "Passenger", "Phusion Passenger" and "Union Station" are registered
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# trademarks of Asynchronous B.V.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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module PhusionPassenger
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class ProgressBar
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THROBBLER = ["-", "\\", "|", "/", "-"]
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def initialize(output = STDOUT)
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@output = output
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@tty = output.tty?
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@throbbler_index = 0
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end
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def set(percentage)
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if @tty
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width = (percentage * 50).to_i
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bar = "*" * width
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space = " " * (50 - width)
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text = sprintf("[%s%s] %s", bar, space, THROBBLER[@throbbler_index])
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@throbbler_index = (@throbbler_index + 1) % THROBBLER.size
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@output.write("#{text}\r")
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@output.flush
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else
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@output.write(".")
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@output.flush
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end
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end
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def finish
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@output.write("\n")
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@output.flush
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end
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end
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end # module PhusionPassenger
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