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48 lines
1.5 KiB
Ruby
48 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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module ActiveSupport
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# Wrapping an array in an +ArrayInquirer+ gives a friendlier way to check
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# its string-like contents:
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#
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# variants = ActiveSupport::ArrayInquirer.new([:phone, :tablet])
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#
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# variants.phone? # => true
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# variants.tablet? # => true
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# variants.desktop? # => false
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class ArrayInquirer < Array
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# Passes each element of +candidates+ collection to ArrayInquirer collection.
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# The method returns true if any element from the ArrayInquirer collection
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# is equal to the stringified or symbolized form of any element in the +candidates+ collection.
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#
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# If +candidates+ collection is not given, method returns true.
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#
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# variants = ActiveSupport::ArrayInquirer.new([:phone, :tablet])
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#
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# variants.any? # => true
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# variants.any?(:phone, :tablet) # => true
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# variants.any?('phone', 'desktop') # => true
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# variants.any?(:desktop, :watch) # => false
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def any?(*candidates)
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if candidates.none?
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super
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else
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candidates.any? do |candidate|
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include?(candidate.to_sym) || include?(candidate.to_s)
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end
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end
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end
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private
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def respond_to_missing?(name, include_private = false)
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name.end_with?("?") || super
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end
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def method_missing(name, *args)
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if name.end_with?("?")
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any?(name[0..-2])
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else
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super
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end
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end
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end
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end
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