28 lines
965 B
Ruby
28 lines
965 B
Ruby
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module Gitlab
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class StringPlaceholderReplacer
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# This method accepts the following paras
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# - string: the string to be analyzed
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# - placeholder_regex: i.e. /%{project_path|project_id|default_branch|commit_sha}/
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# - block: this block will be called with each placeholder found in the string using
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# the placeholder regex. If the result of the block is nil, the original
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# placeholder will be returned.
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def self.replace_string_placeholders(string, placeholder_regex = nil, &block)
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return string if string.blank? || placeholder_regex.blank? || !block_given?
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replace_placeholders(string, placeholder_regex, &block)
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end
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class << self
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private
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# If the result of the block is nil, then the placeholder is returned
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def replace_placeholders(string, placeholder_regex, &block)
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string.gsub(/%{(#{placeholder_regex})}/) do |arg|
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yield($~[1]) || arg
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end
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end
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end
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end
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end
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