separate fields by comma using bash

Question

How do I place commas between fields?

Input data

12123 \'QA test case 1\' \'QA environment\'   
12234 \'UAT test case 1\' \'UAT environment\'  
         


        

Answer 1

Another option is to use a CSV parser:

ruby -rcsv -ne '
  puts CSV.generate_line(
         CSV.parse_line($_.strip, {:col_sep => " ", :quote_char => "'\''"}
       ), {:force_quotes => 1}) 
'  file

"12123","QA test case 1","QA environment"
"12234","UAT test case 1","UAT environment"