s_mach.codetools.Result
If Result is successful, a new Result with the value returned from applying the value to f . If failure, no change
If successful, the result of applying this to isSuccess. If failure, the result fo applying this to isFailure
If Result is successful, the value is applied to f
the value of the computation
if the result is a failure
TRUE if the result is a failure
TRUE if the result is successful
If Result is successful, a new Result with the value returned from applying the value to f. If failure, no change
a new Result with the supplied list of issues prepended to the list of issues
If successful, Some(value) otherwise None
zero or more issues raised during the computation