77 lines
2.9 KiB
Ruby
77 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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# MIT License
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#
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# Copyright (c) 2021 package-url
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# Portions Copyright 2022 Gitlab 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 all
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# 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 THE
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# SOFTWARE.
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module Sbom
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class PackageUrl
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module StringUtils
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private
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def strip(string, char)
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string = string.delete_prefix(char) while string.start_with?(char)
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string = string.delete_suffix(char) while string.end_with?(char)
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string
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end
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def split_segments(string)
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strip(string, '/').split('/')
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end
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def encode_segments(string)
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return '' if string.nil?
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split_segments(string).map do |segment|
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next if block_given? && yield(segment)
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URI.encode_www_form_component(segment)
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end.join('/')
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end
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# Partition the given string on the separator.
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# The side being partitioned from is returned as the value,
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# with the opposing side being returned as the remainder.
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#
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# If a block is given, then the (value, remainder) are given
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# to the block, and the return value of the block is used as the value.
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#
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# If `require_separator` is true, then a nil value will be returned
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# if the separator is not present.
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def partition(string, sep, from: :left, require_separator: true)
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value, separator, remainder = if from == :left
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left, separator, right = string.partition(sep)
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[left, separator, right]
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else
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left, separator, right = string.rpartition(sep)
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[right, separator, left]
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end
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return [nil, value] if separator.empty? && require_separator
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value = yield(value) if block_given?
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[value, remainder]
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end
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end
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end
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end
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