debian-mirror-gitlab/lib/gitlab/ci/pipeline/expression/lexeme/pattern.rb

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# frozen_string_literal: true
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module Gitlab
module Ci
module Pipeline
module Expression
module Lexeme
require_dependency 're2'
class Pattern < Lexeme::Value
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PATTERN = %r{^\/([^\/]|\\/)+[^\\]\/[ismU]*}.freeze
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def initialize(regexp)
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super(regexp.gsub(%r{\\/}, '/'))
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unless Gitlab::UntrustedRegexp::RubySyntax.valid?(@value)
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raise Lexer::SyntaxError, 'Invalid regular expression!'
end
end
def evaluate(variables = {})
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Gitlab::UntrustedRegexp::RubySyntax.fabricate!(@value)
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rescue RegexpError
raise Expression::RuntimeError, 'Invalid regular expression!'
end
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def inspect
"/#{value}/"
end
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def self.pattern
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PATTERN
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end
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def self.build(string)
new(string)
end
end
end
end
end
end
end