1f963267b6
Another look at the current Rubocop rules and how they fit with our existing and desired future style. Almost all of these changes were automatic. Split some rules between formulae/brew where brew doesn't have millions of cases that need fixed.
77 lines
1.8 KiB
Ruby
77 lines
1.8 KiB
Ruby
class Locale
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class ParserError < StandardError
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end
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LANGUAGE_REGEX = /(?:[a-z]{2,3})/ # ISO 639-1 or ISO 639-2
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REGION_REGEX = /(?:[A-Z]{2})/ # ISO 3166-1
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SCRIPT_REGEX = /(?:[A-Z][a-z]{3})/ # ISO 15924
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LOCALE_REGEX = /\A((?:#{LANGUAGE_REGEX}|#{REGION_REGEX}|#{SCRIPT_REGEX})(?:\-|$)){1,3}\Z/
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def self.parse(string)
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string = string.to_s
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if string !~ LOCALE_REGEX
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raise ParserError, "'#{string}' cannot be parsed to a #{self}"
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end
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scan = proc do |regex|
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string.scan(/(?:\-|^)(#{regex})(?:\-|$)/).flatten.first
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end
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language = scan.call(LANGUAGE_REGEX)
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region = scan.call(REGION_REGEX)
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script = scan.call(SCRIPT_REGEX)
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new(language, region, script)
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end
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attr_reader :language, :region, :script
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def initialize(language, region, script)
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if language.nil? && region.nil? && script.nil?
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raise ArgumentError, "#{self.class} cannot be empty"
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end
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{
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language: language,
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region: region,
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script: script,
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}.each do |key, value|
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next if value.nil?
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regex = self.class.const_get("#{key.upcase}_REGEX")
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raise ParserError, "'#{value}' does not match #{regex}" unless value =~ regex
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instance_variable_set(:"@#{key}", value)
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end
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self
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end
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def include?(other)
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other = self.class.parse(other) unless other.is_a?(self.class)
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[:language, :region, :script].all? do |var|
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if other.public_send(var).nil?
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true
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else
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public_send(var) == other.public_send(var)
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end
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end
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end
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def eql?(other)
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other = self.class.parse(other) unless other.is_a?(self.class)
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[:language, :region, :script].all? do |var|
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public_send(var) == other.public_send(var)
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end
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rescue ParserError
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false
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end
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alias == eql?
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def to_s
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[@language, @region, @script].compact.join("-")
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end
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end
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