Class: TablePrint::FixedWidthFormatter
- Inherits:
-
Object
- Object
- TablePrint::FixedWidthFormatter
- Defined in:
- lib/mosespa.rb
Overview
taken from github.com/arches/table_print/pull/45
Instance Method Summary collapse
Instance Method Details
#format(value) ⇒ Object
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# File 'lib/mosespa.rb', line 19 def format(value) padding = width - strip_escape(value.to_s).each_char.collect{|c| c.bytesize == 1 ? 1 : 2}.inject(0, &:+) truncate(value) + (padding < 0 ? '' : " " * padding) end |
#strip_escape(value) ⇒ Object
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# File 'lib/mosespa.rb', line 15 def strip_escape(value) value.gsub(%r{\e[^m]*m}, '') end |
#truncate(value) ⇒ Object
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# File 'lib/mosespa.rb', line 24 def truncate(value) return "" unless value value = value.to_s return value unless strip_escape(value).length > width "#{value[0..width-4]}..." end |