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|
# frozen_string_literal: true
module Gitlab
module Graphql
class Deprecation
REASON_RENAMED = :renamed
REASON_ALPHA = :alpha
REASONS = {
REASON_RENAMED => 'This was renamed.',
REASON_ALPHA => 'This feature is in Alpha. It can be changed or removed at any time.'
}.freeze
include ActiveModel::Validations
validates :milestone, presence: true, format: { with: /\A\d+\.\d+\z/, message: 'must be milestone-ish' }
validates :reason, presence: true
validates :reason,
format: { with: /.*[^.]\z/, message: 'must not end with a period' },
if: :reason_is_string?
validate :milestone_is_string
validate :reason_known_or_string
def self.parse(options)
new(**options) if options
end
def initialize(reason: nil, milestone: nil, replacement: nil)
@reason = reason.presence
@milestone = milestone.presence
@replacement = replacement.presence
end
def ==(other)
return false unless other.is_a?(self.class)
[reason_text, milestone, replacement] == [:reason_text, :milestone, :replacement].map do |attr|
other.send(attr) # rubocop: disable GitlabSecurity/PublicSend
end
end
alias_method :eql, :==
def markdown(context: :inline)
parts = [
"#{changed_in_milestone(format: :markdown)}.",
reason_text,
replacement_markdown.then { |r| "Use: #{r}." if r }
].compact
case context
when :block
['WARNING:', *parts].join("\n")
when :inline
parts.join(' ')
end
end
def replacement_markdown
return unless replacement.present?
return "`#{replacement}`" unless replacement.include?('.') # only fully qualified references can be linked
"[`#{replacement}`](##{replacement.downcase.tr('.', '')})"
end
def edit_description(original_description)
@original_description = original_description
return unless original_description
original_description + description_suffix
end
def original_description
return unless @original_description
return @original_description if @original_description.ends_with?('.')
"#{@original_description}."
end
def deprecation_reason
[
reason_text,
replacement && "Please use `#{replacement}`.",
"#{changed_in_milestone}."
].compact.join(' ')
end
private
attr_reader :reason, :milestone, :replacement
def milestone_is_string
return if milestone.is_a?(String)
errors.add(:milestone, 'must be a string')
end
def reason_known_or_string
return if REASONS.key?(reason)
return if reason_is_string?
errors.add(:reason, 'must be a known reason or a string')
end
def reason_is_string?
reason.is_a?(String)
end
def reason_text
@reason_text ||= REASONS[reason] || "#{reason.to_s.strip}."
end
def description_suffix
" #{changed_in_milestone}: #{reason_text}"
end
# Returns 'Deprecated in <milestone>' for proper deprecations.
# Retruns 'Introduced in <milestone>' for :alpha deprecations.
# Formatted to markdown or plain format.
def changed_in_milestone(format: :plain)
verb = if reason == REASON_ALPHA
'Introduced'
else
'Deprecated'
end
case format
when :plain
"#{verb} in #{milestone}"
when :markdown
"**#{verb}** in #{milestone}"
end
end
end
end
end
|
