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# frozen_string_literal: true
module RuboCop
module NodePatternHelper
# Returns a nested `(const ...)` node pattern for a full qualified +name+.
#
# @examples
# const_pattern 'Foo::Bar' # => (const (const {nil? cbase} :Foo) :Bar)
# const_pattern 'Foo::Bar', parent: ':Baz' # => (const (const :Baz :Foo) :Bar)
def const_pattern(name, parent: '{nil? cbase}')
name.split('::').inject(parent) { |memo, name_part| "(const #{memo} :#{name_part})" }
end
end
end
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