text_cleaner.rb in docsplit-0.5.2

- old
+ new

@@ -1,6 +1,5 @@
-require 'iconv'
 require 'strscan'
 
 module Docsplit
 
   # Cleans up OCR'd text by using a series of heuristics to remove garbage
@@ -34,9 +33,10 @@
     SINGLETONS  = /^[AaIi]$/
 
     # For the time being, `clean` uses the regular StringScanner, and not the
     # multibyte-aware version, coercing to ASCII first.
     def clean(text)
+      require 'iconv' unless defined?(Iconv)
       text    = Iconv.iconv('ascii//translit//ignore', 'utf-8', text).first
       scanner = StringScanner.new(text)
       cleaned = []
       spaced  = false
       loop do