Code not contained in explicit package at line 12, column 5. Violates encapsulation.
Quotes used with an empty string at line 12, column 24. See page 53 of PBP.
Code not contained in explicit package at line 12, column 33. Violates encapsulation.
Magic punctuation variable used at line 12, column 39. See page 79 of PBP.
Code not contained in explicit package at line 12, column 47. Violates encapsulation.
Code not contained in explicit package at line 12, column 58. Violates encapsulation.