Daniel Paul Searles squaresurf
squaresurf
/ test_serial_comma.rb
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January 4, 2016 09:19
— forked from danott/test_serial_comma.rb
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| require "minitest/autorun" | |
| def serial_comma(segments) | |
| case segments.count | |
| when 1 | |
| return segments.first | |
| when 2 | |
| return segments.join " and " | |
| else | |
| return segments.push("and #{segments.pop}").join ", " |