Sha256: 606ccdb618ef3a019f2c832b70ae0b8f749c4d11415f29fa3950bc236c8f489b
Contents?: true
Size: 861 Bytes
Versions: 49
Compression:
Stored size: 861 Bytes
Contents
# frozen_string_literal: true
module WrapAndJoin
class << self
def included(base)
base.const_set(:WRAP_AND_JOIN_JOIN_TOKEN, ', ')
end
end
def wrap_and_join(wrapper: %w["], join: Array::WRAP_AND_JOIN_JOIN_TOKEN)
validate_wrapper!(wrapper)
validate_join!(join)
wrapper << wrapper.first if wrapper.count == 1
map { |element| "#{wrapper[0]}#{element}#{wrapper[1]}" }.join(join)
end
private
def validate_wrapper!(wrapper)
raise ArgumentError, 'wrapper is nil' if wrapper.nil?
raise ArgumentError, 'wrapper must be an Array' unless wrapper.is_a?(Array)
raise ArgumentError, 'wrapper must be an Array of 1 or 2 wrapper elements' unless wrapper.count.between?(1, 2)
end
def validate_join!(join)
return if join.nil?
raise ArgumentError, 'join must be a String' unless join.is_a?(String)
end
end
Version data entries
49 entries across 49 versions & 2 rubygems