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# File 'lib/multiline/array.rb', line 3
def join(sep = $,, align: :center)
max_row = self.map{|str|
case str
when ::String
str.split(/\n/).length
when Multiline::String
str.row
end
}.max
buf = Multiline::String.new("", max_row)
self.each_with_index do |str, index|
case str
when ::String
buf.concat(Multiline::String.new(str), align: align)
when Multiline::String
buf.concat(str, align: align)
end
break if index == (self.length - 1)
case sep
when ::String
buf.concat(Multiline::String.new(sep), align: align)
when Multiline::String
buf.concat(sep, align: align)
end
end
buf
end
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