lib/rbbt/util/excel2tsv.rb in rbbt-util-1.0.1 vs lib/rbbt/util/excel2tsv.rb in rbbt-util-1.1.0

@@ -1,15 +1,16 @@
 require 'rbbt/util/tsv'
+require 'rbbt/util/open'
 require 'spreadsheet'
 
 class TSV
   def self.excel2tsv(file, options = {})
     sheet = options.delete :sheet
     header = options.delete :header
     header = true unless header == false
     sheet ||= 0
     TmpFile.with_file do |filename|
-      workbook = Spreadsheet.open File.open(file)
+      workbook = Spreadsheet.open Open.open(file)
       sheet    = workbook.worksheet sheet
 
       rows = []
 
       sheet.each do |row|