Method: IsoDoc::XrefGen::Counter#string_inc

Defined in:
lib/isodoc/xref/xref_counter.rb

#string_inc(str, start) ⇒ Object 



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# File 'lib/isodoc/xref/xref_counter.rb', line 113

def string_inc(str, start)
  return start if str.empty?

  str[0..-2] + (str[-1].ord + 1).chr.to_s
end