1*2c3632d1SSimon J. Gerratyextension of 'a/b/c' is '' 2*2c3632d1SSimon J. Gerratyextension of 'def' is '' 3*2c3632d1SSimon J. Gerratyextension of 'a.b.c' is 'c' 4*2c3632d1SSimon J. Gerratyextension of 'a.b/c' is 'b/c' 5*2c3632d1SSimon J. Gerratyextension of 'a' is '' 6*2c3632d1SSimon J. Gerratyextension of 'a.a' is 'a' 7*2c3632d1SSimon J. Gerratyextension of '.gitignore' is 'gitignore' 8*2c3632d1SSimon J. Gerratyextension of 'a' is '' 9*2c3632d1SSimon J. Gerratyextension of 'a.a' is 'a' 10*2c3632d1SSimon J. Gerratyexit status 0 11