# Threshold types

The following types can be used in the threshold list to `Tool.register` to add user-configurable pass/fail-intervals for the results of a Nova tool.

- intrange a lower and upper bound for int results

- floatrange a lower and upper bound for float results

- lowerboundint a lower bound for int results

- upperboundint an upper bound for int results

- lowerboundfloat a lower bound for float results

- upperboundfloat an upper bound for float results