- CR_NOERR, CR_UNEXPCTTOK, CR_UNKNWTOK, CR_EXPCTAND, CR_EXPCTOR,
- CR_EXPCTPRIM, CR_EXPCTOPEN, CR_EXPCTCLOSE, CR_UNKNWFUNC, CR_ARGMISMAT
+ CR_NOERR, /**< No error. */
+ CR_UNEXPCTTOK, /**< Invalid token given context. */
+ CR_UNKNWTOK, /**< Input did not form a valid token. */
+ CR_EXPCTAND, /**< Did not see expected && operator. */
+ CR_EXPCTOR, /**< Did not see expected || operator. */
+ CR_EXPCTPRIM, /**< Expected a primitive (parentheses, ! or word). */
+ CR_EXPCTOPEN, /**< Expected an open parenthesis after function name. */
+ CR_EXPCTCLOSE, /**< Expected a close parenthesis to match open parenthesis. */
+ CR_UNKNWFUNC, /**< Attempt to use an unknown function. */
+ CR_ARGMISMAT /**< Wrong number of arguments to function. */