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module TablePrint
class TimeFormatter
def initialize(time_format=nil)
@format = time_format
@format ||= TablePrint::Config.time_format
end
def format(value)
return value unless value.is_a? Time
value.strftime @format
end
end
class NoNewlineFormatter
def format(value)
value.to_s.gsub(/\r\n/, "\n").gsub(/\n/, " ")
end
end
class FixedWidthFormatter
attr_accessor :width
def initialize(width)
self.width = width
end
def format(value)
padding = width - length(value.to_s)
truncate(value) + (padding < 0 ? '' : " " * padding)
end
private
def truncate(value)
return "" unless value
value = value.to_s
return value unless value.length > width
"#{value[0..width-4]}..."
end
def length(str)
if TablePrint::Config.multibyte
str.each_char.collect{|c| c.bytesize == 1 ? 1 : 2}.inject(0, &:+)
else
str.length
end
end
end
end
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