92 lines
2 KiB
Ruby
92 lines
2 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Config
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module Entry
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##
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# Factory class responsible for fabricating entry objects.
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#
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class Factory
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InvalidFactory = Class.new(StandardError)
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attr_reader :entry_class
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def initialize(entry_class)
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@entry_class = entry_class
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@metadata = {}
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@attributes = { default: entry_class.default }
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end
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def value(value)
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@value = value
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self
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end
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def metadata(metadata)
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@metadata.merge!(metadata.compact)
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self
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end
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def with(attributes)
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@attributes.merge!(attributes.compact)
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self
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end
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def description
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@attributes[:description]
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end
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def inherit
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@attributes[:inherit]
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end
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def inheritable?
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@attributes[:inherit]
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end
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def reserved?
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@attributes[:reserved]
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end
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def create!
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raise InvalidFactory unless defined?(@value)
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##
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# We assume that unspecified entry is undefined.
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# See issue #18775.
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#
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if @value.nil?
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Entry::Unspecified.new(fabricate_unspecified)
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else
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fabricate(entry_class, @value)
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end
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end
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private
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def fabricate_unspecified
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##
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# If entry has a default value we fabricate concrete node
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# with default value.
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#
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default = @attributes.fetch(:default)
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if default.nil?
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fabricate(Entry::Undefined)
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else
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fabricate(entry_class, default)
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end
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end
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def fabricate(entry_class, value = nil)
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entry_class.new(value, @metadata) do |node|
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node.key = @attributes[:key]
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node.parent = @attributes[:parent]
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node.default = @attributes[:default]
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node.description = @attributes[:description]
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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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end
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