PDF to Text converter using ruby

pdf2txt.rb

#!/usr/bin/env ruby
# frozen_string_literal: true

require 'pdf/reader'

# credits to :
#   https://github.com/yob/pdf-reader/blob/master/examples/text.rb
# usage example:
#   ruby pdf2txt.rb /path-to-file/file1.pdf [/path-to-file/file2.pdf..]
ARGV.each do |filename|
  PDF::Reader.open(filename) do |reader|
    puts "Converting : #{filename}"
    pageno = 0
    txt = reader.pages.map do |page|
      pageno += 1
      begin
        print "Converting Page #{pageno}/#{reader.page_count}\r"
        page.text
      rescue
        puts "Page #{pageno}/#{reader.page_count} Failed to convert"
        ''
      end
    end

    puts "\nWriting text to disk"
    File.write "#{filename}.txt", txt.join("\n")
  end
end